From 403845bf2bd143a1b1fc4e1cbe407d6da147722f Mon Sep 17 00:00:00 2001
From: Juan Ferrer Toribio <juan.ferrer.toribio@gmail.com>
Date: Sat, 8 Apr 2017 13:42:27 +0200
Subject: [PATCH] Backup

---
 .eslintrc.yml                            |   3 +-
 forms/account/address/address.js         |   2 +-
 forms/account/address/ui.xml             |   6 +-
 forms/account/conf/ui.xml                |  32 +++---
 forms/admin/shelves/shelves.js           |  11 +-
 forms/admin/shelves/ui.xml               |  24 ++--
 forms/cms/location/location.js           |  24 ++--
 forms/ecomerce/checkout/checkout.js      |   4 +-
 forms/ecomerce/checkout/ui.xml           |  12 +-
 forms/ecomerce/confirm/confirm.js        |  52 ++++-----
 forms/ecomerce/confirm/ui.xml            |  45 ++++----
 forms/ecomerce/orders/orders.js          |   2 +-
 forms/ecomerce/ticket/ticket.js          |   2 +-
 js/db/form.js                            |  15 +++
 js/db/iterator.js                        |  56 +++++++--
 js/db/model.js                           |  20 +---
 js/db/query.js                           |  10 +-
 js/db/result-set.js                      |  15 +++
 js/db/result.js                          |  40 ++++++-
 js/db/simple-iterator.js                 |  15 +++
 js/hedera/gui.js                         |  38 +++----
 js/hedera/report.js                      |  12 +-
 js/hedera/social-bar.js                  |  11 +-
 js/hedera/tpv.js                         |   6 +-
 js/htk/field/combo.js                    |  15 +++
 js/htk/field/radio-group.js              |   6 +-
 js/htk/field/radio.js                    |   6 +-
 js/htk/field/spin.js                     |   1 -
 js/htk/full-image.js                     |   4 +-
 js/vn/basic-lot.js                       |   8 ++
 js/vn/browser.js                         |  42 -------
 js/vn/hash.js                            |  54 ++++-----
 js/vn/ie.js                              | 139 -----------------------
 js/vn/json-connection.js                 |  32 +++---
 js/vn/lot.js                             |  19 ++--
 js/vn/polyfills.js                       |  29 +++++
 js/vn/vn.js                              |   4 +-
 reports/shelves-report/shelves-report.js |  81 +++++++------
 38 files changed, 433 insertions(+), 464 deletions(-)
 delete mode 100644 js/vn/browser.js
 delete mode 100644 js/vn/ie.js
 create mode 100644 js/vn/polyfills.js

diff --git a/.eslintrc.yml b/.eslintrc.yml
index cf2ca1e9..64de1d5c 100644
--- a/.eslintrc.yml
+++ b/.eslintrc.yml
@@ -3,4 +3,5 @@ rules:
     no-undef: 0
     no-redeclare: 0
     no-mixed-spaces-and-tabs: 0
-    no-console: 0
\ No newline at end of file
+    no-console: 0
+    no-cond-assign: 0
\ No newline at end of file
diff --git a/forms/account/address/address.js b/forms/account/address/address.js
index bbd623a3..2d9c5a3c 100644
--- a/forms/account/address/address.js
+++ b/forms/account/address/address.js
@@ -12,7 +12,7 @@ Hedera.Address = new Class
 	
 	,onStatusChange: function (form)
 	{
-		if (form.ready && this.$('address').value == 0)
+		if (form.ready && this.hash.get ('address') == 0)
 			form.insertRow ();
 	}
 	
diff --git a/forms/account/address/ui.xml b/forms/account/address/ui.xml
index a8ca179e..8e6c2dae 100755
--- a/forms/account/address/ui.xml
+++ b/forms/account/address/ui.xml
@@ -10,7 +10,7 @@
 			mode="ON_DEMAND"
 			lot="hash"
 			on-operations-done="onOperationsDone">
-			SELECT a.id, a.name, a.consignee, a.city, a.zip_code, a.province_id, c.Id country_id
+			SELECT a.id, a.name, a.consignee, a.city, a.zip_code, a.province_id, c.Id country
 				FROM address_view a
 					LEFT JOIN vn2008.province p ON p.province_id = a.province_id
 					JOIN vn2008.Paises c ON c.Id = p.Paises_Id
@@ -56,7 +56,7 @@
 					id="country"
 					property="param"
 					lot="iter"
-					name="country_id"
+					name="country"
 					one-way="true"/>
 				<db-model property="model">
 					SELECT Id, Pais FROM vn2008.Paises
@@ -67,7 +67,7 @@
 		<div>
 			<label><t>Province</t></label>
 			<htk-combo lot="iter" name="province_id">
-				<db-model property="model">
+				<db-model property="model" lot="iter">
 					SELECT province_id, name FROM vn2008.province
 						WHERE Paises_Id = #country
 						ORDER BY name
diff --git a/forms/account/conf/ui.xml b/forms/account/conf/ui.xml
index 4f28f9af..8afd0ee1 100755
--- a/forms/account/conf/ui.xml
+++ b/forms/account/conf/ui.xml
@@ -2,32 +2,26 @@
 <vn-group>
 	<db-form id="password-form">
 		<db-model property="model">
-			<custom>
-				SELECT length, nAlpha, nUpper, nDigits, nPunct
-					FROM account.userPassword
-			</custom>
+			SELECT length, nAlpha, nUpper, nDigits, nPunct
+				FROM account.userPassword
 		</db-model>
 	</db-form>
 	<db-form id="user">
 		<db-model property="model" id="user-model" updatable="true">
-			<custom>
-				SELECT u.id, u.name, u.recoverPass,
-					c.email, c.mail, c.user_id
-					FROM account.userView u
-						LEFT JOIN customer_view c
-							ON u.id = c.user_id
-			</custom>
+			SELECT u.id, u.name, u.recoverPass,
+				c.email, c.mail, c.user_id
+				FROM account.userView u
+					LEFT JOIN customer_view c
+						ON u.id = c.user_id
 		</db-model>
 	</db-form>
 	<db-model id="addresses" updatable="true">
-		<custom>
-			SELECT a.id, a.consignee, p.name province,
-				a.zip_code, a.city, a.name, a.active, c.Pais country
-				FROM address_view a
-					LEFT JOIN vn2008.province p ON a.province_id = p.province_id
-					JOIN vn2008.Paises c ON c.Id = p.Paises_Id
-				WHERE active
-		</custom>
+		SELECT a.id, a.consignee, p.name province,
+			a.zip_code, a.city, a.name, a.active, c.Pais country
+			FROM address_view a
+				LEFT JOIN vn2008.province p ON a.province_id = p.province_id
+				JOIN vn2008.Paises c ON c.Id = p.Paises_Id
+			WHERE active
 	</db-model>
 </vn-group>
 <h1 id="title">
diff --git a/forms/admin/shelves/shelves.js b/forms/admin/shelves/shelves.js
index fcfa19b0..fbda8be9 100644
--- a/forms/admin/shelves/shelves.js
+++ b/forms/admin/shelves/shelves.js
@@ -5,19 +5,20 @@ Hedera.Shelves = new Class
 
 	,activate: function ()
 	{
-		var set = this.$('set');
-		set.set ('date', new Date ());
-		set.set ('useIds', false);
+		this.$('lot').assign ({
+			date: new Date (),
+			useIds: false
+		});
 	}
 
 	,onConfigChange: function ()
 	{
-		this.$('set').assign (this.$('config'));
+		this.$('lot').assignLot (this.$('config'));
 	}
 	
 	,onShowClick: function ()
 	{
-		this.gui.openReport ('shelves-report', this.$('set').params);
+		this.gui.openReport ('shelves-report', this.$('lot').params);
 	}
 });
 
diff --git a/forms/admin/shelves/ui.xml b/forms/admin/shelves/ui.xml
index 1a093a4d..2f2f173b 100755
--- a/forms/admin/shelves/ui.xml
+++ b/forms/admin/shelves/ui.xml
@@ -1,5 +1,5 @@
 <vn>
-<vn-basic-set id="set"/>
+<vn-basic-set id="lot"/>
 <h1 id="title">
 	<t>Shelves</t>
 </h1>
@@ -29,11 +29,11 @@
 		</div>
 		<div>
 			<label><t>Date</t></label>
-			<htk-date-chooser lot="set" name="date"/>
+			<htk-date-chooser lot="lot" name="date"/>
 		</div>
 		<div>
 			<label><t>Reign</t></label>
-			<htk-combo lot="set" name="realm" id="realm">
+			<htk-combo lot="lot" name="realm" id="realm">
 				<db-model property="model">
 					SELECT id, reino FROM vn2008.reinos
 						WHERE display != FALSE ORDER BY reino
@@ -42,7 +42,7 @@
 		</div>
 		<div>
 			<label><t>Family</t></label>
-			<htk-combo lot="set" name="family">
+			<htk-combo lot="lot" name="family">
 				<db-model property="model" lot="config">
 					SELECT tipo_id, Tipo FROM vn2008.Tipos 
 						WHERE reino_id = #realm ORDER BY Tipo
@@ -51,7 +51,7 @@
 		</div>
 		<div>
 			<label><t>Store</t></label>
-			<htk-combo lot="set" name="warehouse">
+			<htk-combo lot="lot" name="warehouse">
 				<db-model property="model">
 					SELECT id, name FROM vn2008.warehouse
 						WHERE reserve ORDER BY name
@@ -60,7 +60,7 @@
 		</div>
 		<div>
 			<label><t>Shelf</t></label>
-			<htk-combo lot="set" name="shelf">
+			<htk-combo lot="lot" name="shelf">
 				<db-model property="model">
 					SELECT id, name FROM shelf
 				</db-model>
@@ -68,27 +68,27 @@
 		</div>
 		<div>
 			<label><t>Name prefix</t></label>
-			<htk-entry lot="set" name="namePrefix"/>
+			<htk-entry lot="lot" name="namePrefix"/>
 		</div>
 		<div>
 			<label><t>Limit amount per item</t></label>
-			<htk-entry lot="set" name="maxAmount"/>
+			<htk-entry lot="lot" name="maxAmount"/>
 		</div>
 		<div>
 			<label><t>Title</t></label>
-			<htk-entry lot="set" name="reportTitle"/>
+			<htk-entry lot="lot" name="reportTitle"/>
 		</div>
 		<div>
 			<label><t>Show packing</t></label>
-			<htk-check lot="set" name="showPacking"/>
+			<htk-check lot="lot" name="showPacking"/>
 		</div>
 		<div>
 			<label><t>Stack different items</t></label>
-			<htk-check lot="set" name="stack"/>
+			<htk-check lot="lot" name="stack"/>
 		</div>
 		<div>
 			<label><t>Use ids instead of names</t></label>
-			<htk-check lot="set" name="useIds"/>
+			<htk-check lot="lot" name="useIds"/>
 		</div>
 	</div>
 </div>
diff --git a/forms/cms/location/location.js b/forms/cms/location/location.js
index dc823f5f..0d06c2fb 100644
--- a/forms/cms/location/location.js
+++ b/forms/cms/location/location.js
@@ -50,40 +50,40 @@ Hedera.Location = new Class
 
 		var div = this.$('form');
 		var gmap = new google.maps.Map (div, options);
+		var row;
 
-		if (this.locations)
-		while (this.locations.next ())
-			this.createMarker (this.locations, gmap);
+		while (row = this.locations.fetchObject ())
+			this.createMarker (row, gmap);
 	}
 	
-	,createMarker: function (location, gmap)
+	,createMarker: function (row, gmap)
 	{
 		var div = document.createElement ('div');
 		div.className = 'marker';
 
 		var h = document.createElement ('h3');
-		h.appendChild (document.createTextNode (location.get ('title')));
+		h.appendChild (document.createTextNode (row.title));
 		div.appendChild (h);
 
 		var p = document.createElement ('p');
-		p.appendChild (document.createTextNode (location.get ('address')));
+		p.appendChild (document.createTextNode (row.address));
 		div.appendChild (p);
 
 		var p = document.createElement ('p');
-		p.appendChild (document.createTextNode (location.get ('postcode') +' '+ location.get ('city')));
+		p.appendChild (document.createTextNode (row.postcode +' '+ row.city));
 		div.appendChild (p);
 
 		var p = document.createElement ('p');
-		p.appendChild (document.createTextNode (location.get ('province')));
+		p.appendChild (document.createTextNode (row.province));
 		div.appendChild (p);
 
 		var p = document.createElement ('p');
-		p.appendChild (document.createTextNode (location.get ('phone')));
+		p.appendChild (document.createTextNode (row.phone));
 		div.appendChild (p);
 		
 		var lat = new google.maps.LatLng (
-			location.get ('lat'),
-			location.get ('lng')
+			row.lat,
+			row.lng
 		);
 
 		var marker = new google.maps.Marker ({
@@ -100,7 +100,7 @@ Hedera.Location = new Class
 			this.openInfoWindow.bind (this, infoWindow, gmap, marker));
  		
  		if (Vn.Locale.language
-		&& Vn.Locale.language == location.get ('language'))
+		&& Vn.Locale.language == row.language)
  			this.openInfoWindow (infoWindow, gmap, marker);
 	}
 	
diff --git a/forms/ecomerce/checkout/checkout.js b/forms/ecomerce/checkout/checkout.js
index a73a1244..f87cea6b 100644
--- a/forms/ecomerce/checkout/checkout.js
+++ b/forms/ecomerce/checkout/checkout.js
@@ -127,10 +127,8 @@ Hedera.Checkout = new Class
 				this.$('calendar').goToSelectedMonth ();
 				break;
 			case 'agency':
-				this.$('agencies').refresh ();
-				break;
 			case 'pickup':
-				this.$('warehouses').refresh ();
+				this.$('agencies').refresh ();
 				break;
 		}
 		
diff --git a/forms/ecomerce/checkout/ui.xml b/forms/ecomerce/checkout/ui.xml
index 61f12c58..2c870ff9 100755
--- a/forms/ecomerce/checkout/ui.xml
+++ b/forms/ecomerce/checkout/ui.xml
@@ -46,7 +46,6 @@
 						id="rg-method"
 						lot="lot"
 						name="method"
-						param="method"
 						on-changed="onFieldChange"/>
 					<div>
 						<htk-radio radio-group="rg-method" value="AGENCY"/>
@@ -68,7 +67,8 @@
 					<htk-calendar
 						id="calendar"
 						class="thin-calendar"
-						param="date"
+						lot="lot"
+						name="date"
 						restrict-func="calendarRestrict"
 						on-changed="onFieldChange"/>
 				</div>
@@ -121,7 +121,7 @@
 						lot="lot"
 						name="agency"
 						on-changed="onFieldChange"
-						model="warehouses"/>
+						model="agencies"/>
 				</div>
 			</div>
 			<div id="confirm-agency-step" class="confirm">
@@ -129,7 +129,7 @@
 				<div class="answers target">
 					<p>
 						<t>Arrival</t> 
-						<htk-text format="%D" param="date"/>
+						<htk-text format="%D" lot="lot" name="date"/>
 					</p>
 					<p>
 						<htk-text lot="address-form" name="name"/>
@@ -149,7 +149,7 @@
 				<div class="answers target">
 					<p>
 						<t>Arrival</t> 
-						<htk-text format="%D" param="date"/>
+						<htk-text format="%D" lot="lot" name="date"/>
 					</p>
 					<p>
 						<htk-text lot="address-form" name="name"/>
@@ -168,7 +168,7 @@
 				<div class="answers target">
 					<p>
 						<t>Pickup</t> 
-						<htk-text format="%D" param="date"/>
+						<htk-text format="%D" lot="lot" name="date"/>
 					</p>
 					<p>
 						<t>Warehouse</t> 
diff --git a/forms/ecomerce/confirm/confirm.js b/forms/ecomerce/confirm/confirm.js
index 12d0215d..97c9c1c4 100644
--- a/forms/ecomerce/confirm/confirm.js
+++ b/forms/ecomerce/confirm/confirm.js
@@ -22,8 +22,10 @@ Hedera.Confirm = new Class
 	{
 		if (form.row < 0)
 			return;
+
+		var order = form.params;
 		
-		if (form.get ('method') != 'PICKUP')
+		if (order.method != 'PICKUP')
 		{
 			Vn.Node.show (this.$('address'));
 			Vn.Node.setText (this.$('method'), _('Agency'));
@@ -34,34 +36,26 @@ Hedera.Confirm = new Class
 			Vn.Node.setText (this.$('method'), _('Warehouse'));
 		}
 
-		var total = form.get ('tax_base') + form.get ('vat');
+		var total = order.taxBase + order.vat;
 		
 		if (total === null)
 			total = 0;
 
-		var credit = form.get ('credit');
-		var debt = form.get ('debt');
-
-		var totalDebt = debt + total;
-		var exceededCredit = totalDebt - credit;
+		var totalDebt = order.debt + total;
+		var exceededCredit = totalDebt - order.credit;
 		var creditExceededCond = exceededCredit > 0;
 			
 		if (creditExceededCond)
 			Htk.Toast.showWarning (
 				_('You have exceeded your credit.'));
 
-		this.$('lot').assign ({
-			debt: debt,
+		var lot = {
 			totalDebt: totalDebt,
-			totalAmount: totalDebt,
-			creditExcess: exceededCredit,
-			excessAmount: exceededCredit,
+			exceededCredit: exceededCredit,
 			payAmount: 'ALL'
-		});
+		};
 		
-		this.$('pay-amount').value = 'ALL';
-		
-		if (credit > 0)
+		if (order.credit > 0)
 		{
 			this.$('credit-info').style.display = 'table-row';
 
@@ -69,7 +63,7 @@ Hedera.Confirm = new Class
 			{
 				this.$('amount-selector').style.display = 'block';
 				this.$('exceeded-info').style.display = 'table-row';
-				lot.assign ({payAmount: 'EXCEEDED'});
+				lot.payAmount = 'EXCEEDED';
 			}
 		}
 		
@@ -78,7 +72,7 @@ Hedera.Confirm = new Class
 		if (totalDebt <= 0)
 		{
 			methods = ['balance'];
-			selectedMethod = 'BALANCE';
+			lot.payMethod = 'BALANCE';
 		}
 		else
 		{
@@ -87,16 +81,16 @@ Hedera.Confirm = new Class
 			if (!creditExceededCond)
 			{
 				methods.push ('credit');
-				selectedMethod = 'CREDIT';
+				lot.payMethod = 'CREDIT';
 			}
 			else
-				selectedMethod = 'CARD';
+				lot.payMethod = 'CARD';
 		}
 		
 		for (var i = 0; i < methods.length; i++)
 			this.$(methods[i] +'-method').style.display = 'block';
-		
-		lot.assign ({payAmount: selectedMethod});
+
+		this.$('lot').assign (lot);
 	}
 	
 	,onPayMethodChange: function (payMethod)
@@ -143,6 +137,7 @@ Hedera.Confirm = new Class
 	
 	,onConfirmClick: function ()
 	{
+		console.log (this.$('lot').params);
 		this.disableButtons (true);
 		this.$('confirm-query').execute ();
 	}
@@ -152,29 +147,28 @@ Hedera.Confirm = new Class
 		this.disableButtons (false);
 
 		if (resultSet.fetchResult ())
-		{
-			Vn.Cookie.unset ('order');
 			this.$('success-dialog').show ();
-		}
 	}
 
 	,onDialogResponse: function ()
 	{
+		var lot = this.$('lot').params;
+
 		if (this.$('pay-method').value === 'CARD')
 		{
 			if (this.$('pay-amount').value === 'EXCEEDED')
-				var payAmount = this.$('excess-amount').value;
+				var payAmount = lot.exceededCredit;
 			else
-				var payAmount = this.$('total-amount').value;
+				var payAmount = lot.totalDebt;
 		
 			var tpv = new Hedera.Tpv ({
 				conn: this.conn,
 				hash: this.hash
 			});
-			tpv.pay (payAmount, this.$('order-form').get ('company_id'));
+			tpv.pay (payAmount, this.$('order').get ('company'));
 		}
 		else
-			this.hash.setAll ({'form': 'ecomerce/orders'});
+			this.hash.params = {form: 'ecomerce/orders'};
 	}
 });
 
diff --git a/forms/ecomerce/confirm/ui.xml b/forms/ecomerce/confirm/ui.xml
index 6a6bd8c4..2bddad18 100755
--- a/forms/ecomerce/confirm/ui.xml
+++ b/forms/ecomerce/confirm/ui.xml
@@ -1,12 +1,12 @@
 <vn>
 <vn-group>
 	<vn-basic-set id="lot"/>
-	<db-form id="order-form" on-ready="onOrderReady">
+	<db-form id="order" on-ready="onOrderReady">
 		<db-model property="model" result-index="1">
 			CALL basket_get_vat ();
-			SELECT o.id, o.date_send, o.note, o.company_id, 
+			SELECT o.id, o.date_send sendDate, o.note, o.company_id company, 
 				ag.description agency, v.code method, 
-				ad.consignee, ad.zip_code, ad.city, ad.name address, 
+				ad.consignee, ad.zip_code zipCode, ad.city, ad.name address, 
 				t.*, c.credit, clientGetDebt() debt
 				FROM basket o
 					JOIN vn2008.Agencias ag ON ag.Id_Agencia = o.agency_id 
@@ -15,7 +15,7 @@
 					JOIN customer_view c
 					JOIN (
 						SELECT
-							IFNULL(SUM(tax_base), 0) tax_base,
+							IFNULL(SUM(tax_base), 0) taxBase,
 							IFNULL(SUM(vat + surcharge), 0) vat
 							FROM t_order_vat
 					) t;
@@ -35,23 +35,23 @@
 			<div class="delivery">
 				<p>
 					<t>Delivery at</t> 
-					<htk-text format="%D" lot="order-form" name="date_send"/>
+					<htk-text format="%D" lot="order" name="sendDate"/>
 				</p>
 				<p>
 					<span id="method"><t>Agency</t></span> 
-					<htk-text lot="order-form" name="agency"/>
+					<htk-text lot="order" name="agency"/>
 				</p>
 			</div>
 			<div id="address" class="address">
 				<p>
-					<htk-text lot="order-form" name="consignee"/>
+					<htk-text lot="order" name="consignee"/>
 				</p>
 				<p>
-					<htk-text lot="order-form" name="address"/>
+					<htk-text lot="order" name="address"/>
 				</p>
 				<p>
-					<htk-text lot="order-form" name="zip_code"/>, 
-					<htk-text lot="order-form" name="city"/>
+					<htk-text lot="order" name="zipCode"/>, 
+					<htk-text lot="order" name="city"/>
 				</p>
 			</div>
 		</div>
@@ -65,7 +65,7 @@
 							<t>Previous balance</t>
 						</td>
 						<td class="currency">
-							<htk-text format="%.2d€" lot="lot" name="debt"/>
+							<htk-text format="%.2d€" lot="order" name="debt"/>
 						</td>
 					</tr>
 					<tr>
@@ -73,7 +73,7 @@
 							<t>Order total</t>
 						</td>
 						<td class="currency">
-							<htk-text format="%.2d€" lot="order-form" name="tax_base"/>
+							<htk-text format="%.2d€" lot="order" name="taxBase"/>
 						</td>
 					</tr>
 					<tr>
@@ -81,7 +81,7 @@
 							<t>Order VAT</t>
 						</td>
 						<td class="currency">
-							<htk-text format="%.2d€" lot="order-form" name="vat"/>
+							<htk-text format="%.2d€" lot="order" name="vat"/>
 						</td>
 					</tr>
 					<tr class="total-debt sum-total">
@@ -97,7 +97,7 @@
 							<t>Credit</t>
 						</td>
 						<td class="currency">
-							<htk-text format="%.2d€" lot="order-form" name="credit"/>
+							<htk-text format="%.2d€" lot="order" name="credit"/>
 						</td>
 					</tr>
 					<tr id="exceeded-info" class="exceeded-info sum-total">
@@ -105,7 +105,7 @@
 							<t>Exceeded credit</t>
 						</td>
 						<td class="currency">
-							<htk-text format="%.2d€" lot="lot" name="creditExcess"/>
+							<htk-text format="%.2d€" lot="lot" name="exceededCredit"/>
 						</td>
 					</tr>
 				</tbody>
@@ -117,19 +117,21 @@
 			</h2>
 			<div class="radio">
 				<htk-radio-group
-					id="pay-amount"/>
+					id="pay-amount"
+					lot="lot"
+					name="payAmount"/>
 				<div>
 					<htk-radio radio-group="pay-amount" value="ALL"/>
 					<label>
 						<t>Total debt</t>, 
-						<htk-text format="%.2d€" lot="lot" name="totalAmount"/>
+						<htk-text format="%.2d€" lot="lot" name="totalDebt"/>
 					</label>
 				</div>
 				<div>
 					<htk-radio radio-group="pay-amount" value="EXCEEDED"/>
 					<label>
 						<t>Exceeded credit</t>, 
-						<htk-text format="%.2d€" lot="lot" name="excessAmount"/>
+						<htk-text format="%.2d€" lot="lot" name="exceededCredit"/>
 					</label>
 				</div>
 			</div>
@@ -141,6 +143,7 @@
 			<div class="pay-methods radio">
 				<htk-radio-group
 					lot="lot"
+					id="pay-method"
 					name="payMethod"
 					on-changed="onPayMethodChange"/>
 				<div id="balance-method">
@@ -171,10 +174,8 @@
 						<t>Make a transfer to one account.</t>
 						<htk-repeater form-id="iter">
 							<db-model property="model">
-								<custom>
-									SELECT description, iban, entity_id, office, dc, number
-										FROM vn2008.account_customer c						
-								</custom>
+								SELECT description, iban, entity_id, office, dc, number
+									FROM vn2008.account_customer c
 							</db-model>
 							<custom>
 								<div class="transfer-account">
diff --git a/forms/ecomerce/orders/orders.js b/forms/ecomerce/orders/orders.js
index eb520956..2eb73b1e 100644
--- a/forms/ecomerce/orders/orders.js
+++ b/forms/ecomerce/orders/orders.js
@@ -28,7 +28,7 @@ Hedera.Orders = new Class
 
 	,onBasketClick: function ()
 	{
-		this.hash.setAll ({'form': 'ecomerce/basket'});
+		this.hash.setAll ({form: 'ecomerce/basket'});
 	}
 	
 	,repeaterFunc: function (res, form)
diff --git a/forms/ecomerce/ticket/ticket.js b/forms/ecomerce/ticket/ticket.js
index 665218be..1afebd3a 100644
--- a/forms/ecomerce/ticket/ticket.js
+++ b/forms/ecomerce/ticket/ticket.js
@@ -15,7 +15,7 @@ Hedera.Ticket = new Class
 
 	,onPrintClick: function ()
 	{
-		var params = {ticket: this.$('ticket-id').value};
+		var params = {ticket: this.hash.get ('ticket')};
 		this.gui.openReport ('delivery-note', params);
 	}
 	
diff --git a/js/db/form.js b/js/db/form.js
index ad1c4c4f..6947bf96 100644
--- a/js/db/form.js
+++ b/js/db/form.js
@@ -73,6 +73,21 @@ module.exports = new Class
 			{
 				return this._ready;
 			}
+		},
+		/**
+		 * The current row parameters.
+		 */
+		params:
+		{
+			type: Object
+			,set: function (x)
+			{
+				this.assign (x);
+			}
+			,get: function ()
+			{
+				return this.getParams ();
+			}
 		}
 	}
 	
diff --git a/js/db/iterator.js b/js/db/iterator.js
index 96dcae26..477b7821 100644
--- a/js/db/iterator.js
+++ b/js/db/iterator.js
@@ -3,7 +3,8 @@ var Model = require ('./model');
 
 module.exports = new Class
 ({
-	Properties:
+	Implements: Vn.Lot
+	,Properties:
 	{
 		/**
 		 * The model associated to this form.
@@ -26,6 +27,30 @@ module.exports = new Class
 		{
 			type: Number
 		},
+		/**
+		 * The current row parameters.
+		 */
+		params:
+		{
+			type: Object
+			,set: function (x)
+			{
+				this.assign (x);
+			}
+			,get: function ()
+			{
+				var params = {};
+				var keys = this.keys ();
+
+				for (var i = 0; i < keys.length; i++)
+				{
+					var key = keys[i];
+					params[key] = this.get (key);
+				}
+
+				return params;
+			}
+		},
 		/**
 		 * Checks if the form data is ready.
 		 */
@@ -43,14 +68,6 @@ module.exports = new Class
 		if (this._model)
 			this._model.refresh ();
 	}
-
-	/**
-	 * Emits the 'change' signal on the form.
-	 */
-	,changed: function ()
-	{
-		this.signalEmit ('change');
-	}
 	
 	/**
 	 * Get the index of the column from its name.
@@ -95,7 +112,10 @@ module.exports = new Class
 	 */
 	,get: function (columnName)
 	{
-		return this._model.get (this._row, columnName);
+		if (this._model)
+			return this._model.get (this._row, columnName);
+
+		return undefined;
 	}
 
 	/**
@@ -133,10 +153,24 @@ module.exports = new Class
 
 	,keys: function ()
 	{
-		if (this._model)
+		if (this._model && this._model.ready)
 			return Object.keys (this._model.columnMap);
 
 		return [];
 	}
+	
+	,getParams: function ()
+	{
+		var params = {};
+		var keys = this.keys ();
+
+		for (var i = 0; i < keys.length; i++)
+		{
+			var key = keys[i];
+			params[key] = this.get (key);
+		}
+
+		return params;
+	}
 });
 
diff --git a/js/db/model.js b/js/db/model.js
index 1f28d2bf..fc6c8a8b 100644
--- a/js/db/model.js
+++ b/js/db/model.js
@@ -270,19 +270,6 @@ Model.implement
 		this._cleanData ();
 		this._setStatus (Status.CLEAN);
 	}
-
-	/**
-	 * Deprecated.
-	 */
-	,loadXml: function (builder, node)
-	{
-		this.parent (builder, node);
-
-		var query = node.firstChild.nodeValue;
-		
-		if (query)
-			this.query = query;
-	}
 	
 	,appendChild: function (child)
 	{
@@ -316,10 +303,13 @@ Model.implement
 		if (!this._lot)
 			return false;
 
-		var lotParams = this._lot.params;
+		var params = this._lot.params;
+
+		if (!params)
+			return false;
 
 		for (var i = 0; i < ids.length; i++)
-		if (lotParams[ids[i]] === undefined)
+		if (params[ids[i]] === undefined)
 			return false;
 
 		return true;
diff --git a/js/db/query.js b/js/db/query.js
index 9670c028..c8468131 100644
--- a/js/db/query.js
+++ b/js/db/query.js
@@ -81,14 +81,10 @@ module.exports = new Class
 		}
 	}
 
-	,loadXml: function (builder, node)
+	,appendChild: function (child)
 	{
-		this.parent (builder, node);
-
-		var query = node.firstChild.nodeValue;
-		
-		if (query)
-			this.query = query;
+		if (child.nodeType === Node.TEXT_NODE)
+			this.query = child.textContent;
 	}
 	
 	,execute: function ()
diff --git a/js/db/result-set.js b/js/db/result-set.js
index 6e3460f0..98e64cc2 100644
--- a/js/db/result-set.js
+++ b/js/db/result-set.js
@@ -59,6 +59,21 @@ module.exports = new Class
 
 		return null;
 	}
+
+	/**
+	 * Fetchs the first row from the next resultset as an object.
+	 *
+	 * @return {Object} the row if success, %null otherwise
+	 */
+	,fetchObject: function ()
+	{
+		var result = this.fetchResult ();
+
+		if (result instanceof Result)
+			return result.fetchObject ();
+
+		return null;
+	}
 	
 	/**
 	 * Fetchs the first row from the next resultset.
diff --git a/js/db/result.js b/js/db/result.js
index 2fb2eefe..9cbf3440 100644
--- a/js/db/result.js
+++ b/js/db/result.js
@@ -8,10 +8,12 @@ module.exports = new Class
 	 */
 	initialize: function (result)
 	{
-		this.data = result.data;
-		this.tables = result.tables;
-		this.columns = result.columns;
-		this.row = -1;
+		Object.assign (this, {
+			data: result.data,
+			tables: result.tables,
+			columns: result.columns,
+			row: -1
+		});
 		
 		if (this.columns)
 		{
@@ -35,6 +37,36 @@ module.exports = new Class
 		var columnIndex = this.columnMap[columnName];
 		return this.data[this.row][columnIndex];
 	}
+
+	/**
+	 * Moves the pointer to the next row and returns it as an object.
+	 *
+	 * @return {Object} The row or %null if there are no more rows
+	 */
+	,fetchObject: function ()
+	{
+		if (!this.next ())
+			return null;
+
+		return this.getObject ();
+	}
+
+	/**
+	 * Returns the current row as an object.
+	 *
+	 * @return {Object} The row or %null if there are no more rows
+	 */
+	,getObject: function ()
+	{
+		var row = this.data[this.row];
+		var cols = this.columns;
+		var object = {};
+
+		for (var i = 0; i < cols.length; i++)
+			object[cols[i].name] = row[i];
+
+		return object;
+	}
 	
 	/**
 	 * Resets the result iterator.
diff --git a/js/db/simple-iterator.js b/js/db/simple-iterator.js
index 5327a3e3..084134e6 100644
--- a/js/db/simple-iterator.js
+++ b/js/db/simple-iterator.js
@@ -68,6 +68,21 @@ module.exports = new Class
 					
 				return false;
 			}
+		},
+		/**
+		 * The current row parameters.
+		 */
+		params:
+		{
+			type: Object
+			,set: function (x)
+			{
+				this.assign (x);
+			}
+			,get: function ()
+			{
+				return this.getParams ();
+			}
 		}
 	}
 });
diff --git a/js/hedera/gui.js b/js/hedera/gui.js
index 2a8b63cd..b5f7ed3b 100644
--- a/js/hedera/gui.js
+++ b/js/hedera/gui.js
@@ -74,12 +74,11 @@ module.exports = new Class
 		if (Vn.isMobile ())
 		{
 			this._onScrollHandler = this._onScroll.bind (this);
-			window.addEventListener ('scroll', this._onScrollHandler );
+			window.addEventListener ('scroll', this._onScrollHandler);
 		}
 
 		this.formParam = new Vn.Param ({
 			lot: this.hash,
-			type: String,
 			name: 'form',
 		});
 		this.formParam.on ('changed', this._onFormChange, this);
@@ -140,20 +139,15 @@ module.exports = new Class
 
 		// Retrieving configuration parameters
 
-		var res = resultSet.fetchResult ();
-		var columns = res.columns;
-	
-		if (res.next ())
-		for (var i = 0; i < res.columns.length; i++)
-			Vn.Config[columns[i].name] = res.get (columns[i].name);
+		Object.assign (Vn.Config, resultSet.fetchObject ());
 
 		// Retrieving configuration parameters
 
-		var res = resultSet.fetchResult ();
+		var row = resultSet.fetchObject ();
 
-		if (res.next () && res.get ('test_domain'))
+		if (row && row.test_domain)
 		{
-			if (location.host != res.get ('production_domain'))
+			if (location.host != row.production_domain)
 			{
 				var linkText = 'ReturnToOldWebsite';
 				var linkField = 'production_domain';
@@ -165,7 +159,7 @@ module.exports = new Class
 			}
 			
 			Vn.Node.setText (this.$('test-link'), _(linkText));
-			this.$('test-link').href = '//'+ res.get (linkField);
+			this.$('test-link').href = '//'+ row[linkField];
 		}
 		else
 			Vn.Node.hide (this.$('test-link'));
@@ -185,13 +179,14 @@ module.exports = new Class
 	{
 		// Retrieving menu sections		
 
+		var row;
 		var res = resultSet.fetchResult ();	
 		var sectionMap = {};
 		
 		if (res)
-		for (var i = 0; res.next (); i++)
+		for (var i = 0; row = res.fetchObject (); i++)
 		{
-			var parent = res.get ('parent');
+			var parent = row.parent;
 			
 			if (!sectionMap[parent])
 				sectionMap[parent] = [];
@@ -212,25 +207,26 @@ module.exports = new Class
 		for (var i = 0; i < sections.length; i++)
 		{
 			res.row = sections[i];
+			var row = res.getObject ();
 		
 			var li = this.createElement ('li');
 			ul.appendChild (li);
 	
-			var text = this.createTextNode (_(res.get ('description')));
+			var text = this.createTextNode (_(row.description));
 
 			var a = this.createElement ('a');
 			a.className = 'clickable';
 			
-			if (res.get ('path'))
+			if (row.path)
 			{
-				a.href = this.hash.make ({'form': res.get ('path')});
-				this.menuOptions[res.get ('path')] = a;
+				a.href = this.hash.make ({'form': row.path});
+				this.menuOptions[row.path] = a;
 			}
 
 			a.appendChild (text);
 			li.appendChild (a);
 			
-			var formId = res.get ('id');
+			var formId = row.id;
 			
 			if (sectionMap[formId])
 			{
@@ -320,7 +316,7 @@ module.exports = new Class
 			return;
 		
 		var navbar = this.$('top-bar');
-		var yOffset = Vn.Browser.getPageYOffset ();
+		var yOffset = window.pageYOffset;
 		var showNavbar = this._lastYOffset > yOffset || yOffset < navbar.offsetHeight;
 		
 		if (showNavbar !== this._navbarVisible)
@@ -478,7 +474,7 @@ module.exports = new Class
 			form: 'preview',
 			report: reportName
 		};
-		this.hash.setAll (Object.assign (hashParams, params));
+		this.hash.params = Object.assign (hashParams, params);
 	}
 
 	//++++++++++++++++++++++++++++++++++++++++++++++++++++++ Supplant
diff --git a/js/hedera/report.js b/js/hedera/report.js
index 9316032b..a17781bf 100644
--- a/js/hedera/report.js
+++ b/js/hedera/report.js
@@ -8,17 +8,17 @@ module.exports = new Class
 		this.renderReport ();
 	}
 
-	,open: function (batch, body)
+	,open: function (hash, body)
 	{
-		this.batch = batch;
+		this.hash = hash;
 		this.body = body;
 		this.reportWindow = body.ownerDocument.defaultView;
-		this.activate (batch, body);
+		this.activate (hash, body);
 	}
 
-	,openIframe: function (batch)
+	,openIframe: function (hash)
 	{
-		this.batch = batch;
+		this.hash = hash;
 
 		var iframe = this.iframe = this.createElement ('iframe');
 		iframe.src = 'js/hedera/report.html';
@@ -47,7 +47,7 @@ module.exports = new Class
 	{
 		var builder = new Vn.Builder ();
 		builder.signalData = this;
-		builder.add ('batch', this.batch);
+		builder.add ('hash', this.hash);
 		builder.add ('conn', this.conn);
 		builder.loadXml ('reports/'+ this.info.path +'/ui.xml');
 
diff --git a/js/hedera/social-bar.js b/js/hedera/social-bar.js
index 16ed1e41..31d1da2c 100644
--- a/js/hedera/social-bar.js
+++ b/js/hedera/social-bar.js
@@ -56,19 +56,20 @@ module.exports = new Class
 	{
 		Vn.Node.removeChilds (this._node);	
 		var res = resultSet.fetchResult ();
+		var row;
 		
-		while (res.next ())
+		while (row = res.fetchObject ())
 		{
 			var a = this.createElement ('a');
-			a.href = res.get ('link');
+			a.href = row.link;
 			a.target = '_blank';
 			a.className = 'clickable-img';
 			this._node.appendChild (a);
 			
 			var img = this.createElement ('img');
-			img.src = 'image/social/'+ res.get ('icon');
-			img.alt = res.get ('title');
-			img.title = res.get ('title');
+			img.src = 'image/social/'+ row.icon;
+			img.alt = row.title;
+			img.title = row.title;
 			a.appendChild (img);
 		}
 	}
diff --git a/js/hedera/tpv.js b/js/hedera/tpv.js
index d87879b2..eec452ce 100644
--- a/js/hedera/tpv.js
+++ b/js/hedera/tpv.js
@@ -94,10 +94,10 @@ module.exports = new Class
 	
 	,_onRetryPayDone: function (resultSet)
 	{
-		var res = resultSet.fetchResult ();
+		var row = resultSet.fetchObject ();
 		
-		if (res.next ())
-			this._realPpay (res.get ('amount'), res.get ('company_id'));
+		if (row)
+			this._realPpay (row.amount, row.company_id);
 		else
 			Htk.Toast.showError (_('AmountError'));
 	}
diff --git a/js/htk/field/combo.js b/js/htk/field/combo.js
index f64b7ddb..1f41a2c0 100644
--- a/js/htk/field/combo.js
+++ b/js/htk/field/combo.js
@@ -106,6 +106,21 @@ module.exports = new Class
 			{
 				return this._notNull;
 			}
+		},
+		/**
+		 * The current row parameters.
+		 */
+		params:
+		{
+			type: Object
+			,set: function (x)
+			{
+				this.assign (x);
+			}
+			,get: function ()
+			{
+				return this.getParams ();
+			}
 		}
 	}
 	
diff --git a/js/htk/field/radio-group.js b/js/htk/field/radio-group.js
index b8120b6d..fabf2e38 100644
--- a/js/htk/field/radio-group.js
+++ b/js/htk/field/radio-group.js
@@ -15,7 +15,7 @@ module.exports = new Class
 	
 	,clear: function ()
 	{
-		this.name = Math.random ().toString ();
+		this.radioName = Math.random ().toString ();
 		this.buttons = [];
 	}
 
@@ -38,7 +38,9 @@ module.exports = new Class
 	
 	,createButton: function (value)
 	{
-		var radio = Vn.Browser.createRadio (this.name, this.doc);
+		var radio = this.doc.createElement ('input');
+		radio.type = 'radio';
+		radio.name = this.radioName;
 		radio.value = value;
 		radio.checked = value == this.value;
 		radio.addEventListener ('change', this._onRadioChange.bind (this, value));
diff --git a/js/htk/field/radio.js b/js/htk/field/radio.js
index fcf7f387..ea839618 100644
--- a/js/htk/field/radio.js
+++ b/js/htk/field/radio.js
@@ -22,7 +22,7 @@ module.exports = new Class
 			,set: function (x)
 			{
 				this.link ({_radioGroup: x}, {'changed': this._onRadioGroupChange});
-				this.node.name = x.name
+				this.node.name = x.radioName
 				this._onRadioGroupChange ();
 			}
 			,get: function ()
@@ -36,7 +36,9 @@ module.exports = new Class
 
 	,render: function ()
 	{
-		var radio = Vn.Browser.createRadio ('', this.doc);
+		var radio = this.doc.createElement ('input');
+		radio.type = 'radio';
+		radio.name = '';
 		radio.checked = false;
 		radio.addEventListener ('change', this._onChange.bind (this));
 		this._node = radio;
diff --git a/js/htk/field/spin.js b/js/htk/field/spin.js
index 102aff33..89342e79 100644
--- a/js/htk/field/spin.js
+++ b/js/htk/field/spin.js
@@ -7,7 +7,6 @@ module.exports = new Class
 	,render: function ()
 	{
 		var input = this.createRoot ('input');
-		//setInputTypeNumber (input);
 		this.node.type = 'number';
 		input.addEventListener ('change', this._onChange.bind (this));
 
diff --git a/js/htk/full-image.js b/js/htk/full-image.js
index 7f40d3f8..9698b960 100644
--- a/js/htk/full-image.js
+++ b/js/htk/full-image.js
@@ -53,8 +53,8 @@ module.exports = new Class
 		var scale = null;
 		var width = img.width;
 		var height = img.height;
-		var innerWidth = Vn.Browser.getInnerWidth () - 50;
-		var innerHeight = Vn.Browser.getInnerHeight () - 50;
+		var innerWidth = window.innerWidth - 50;
+		var innerHeight = window.innerHeight - 50;
 	
 		if (width > innerWidth)
 		{
diff --git a/js/vn/basic-lot.js b/js/vn/basic-lot.js
index d7ae72ff..8ab2baa2 100644
--- a/js/vn/basic-lot.js
+++ b/js/vn/basic-lot.js
@@ -54,5 +54,13 @@ module.exports = new Class
 	{
 		return Object.keys (this._params);
 	}
+
+	,assign: function (object)
+	{
+		for (var key in object)
+			this._params[key] = object[key];
+
+		this.changed ();
+	}
 });
 
diff --git a/js/vn/browser.js b/js/vn/browser.js
deleted file mode 100644
index ff9d1bce..00000000
--- a/js/vn/browser.js
+++ /dev/null
@@ -1,42 +0,0 @@
-
-module.exports =
-{
-	getPageYOffset: function ()
-	{
-		return window.pageYOffset;
-	},
-
-	getPageXOffset: function ()
-	{
-		return window.pageXOffset;
-	},
-
-	getInnerHeight: function ()
-	{
-		return window.innerHeight;
-	},
-
-	getInnerWidth: function ()
-	{
-		return window.innerWidth;
-	},
-	
-	createRadio: function (uid, doc)
-	{
-		var radio = doc.createElement ('input');
-		radio.type = 'radio';
-		radio.name = uid;
-		return radio;
-	},
-
-	setInputTypeNumber: function (input)
-	{
-		input.type = 'number';
-	}
-};
-
-if (!console.warn)
-{
-	console.log (1);
-	console.warn = console.log;
-}
diff --git a/js/vn/hash.js b/js/vn/hash.js
index fee1d9e6..efe28d87 100644
--- a/js/vn/hash.js
+++ b/js/vn/hash.js
@@ -55,46 +55,46 @@ module.exports = new Class
 
 	,set: function (key, value)
 	{
-		var map = {};
-		map[key] = value;
-		this.assign (map);
+		var object = {};
+		object[key] = value;
+		this.assign (object);
 	}
 	
 	/**
 	 * Sets the hash part of the URL, respecting the current hash variables.
 	 *
-	 * @param {Object} map A key-value map
+	 * @param {Object} object A key-value object
 	 */
-	,assign: function (map)
+	,assign: function (object)
 	{
-		var newMap = this._hashMap;
+		var newObject = this._hashMap;
 
-		for (var key in map)
-			newMap[key] = map[key];
+		for (var key in object)
+			newObject[key] = object[key];
 			
-		this.setAll (newMap);
+		this.setAll (newObject);
 	}
 	
 	/**
 	 * Sets the hash part of the URL.
 	 *
-	 * @param {Object} map A key-value map
+	 * @param {Object} object A key-value object
 	 */
-	,setAll: function (map)
+	,setAll: function (object)
 	{
-		if (map)
-		for (var key in map)
-		if (map[key] === null || map[key] === undefined)
-			delete map[key];
+		if (object)
+		for (var key in object)
+		if (object[key] === null || object[key] === undefined)
+			delete object[key];
 
-		var newHash = this.make (map);
+		var newHash = this.make (object);
 
-		if (!map)
-			map = {};
+		if (!object)
+			object = {};
 
 		if (newHash !== this._hash)
 		{
-			this._hashMap = map;
+			this._hashMap = object;
 			this._hash = newHash;
 			
 			this._blockChanged = true;
@@ -108,25 +108,25 @@ module.exports = new Class
 	/**
 	 * Creates a URL with the given hash data.
 	 *
-	 * @param {Object} map A key-value map
-	 * @param {boolean} add %true to combine with the current map, %false otherwise
+	 * @param {Object} object A key-value object
+	 * @param {boolean} add %true to combine with the current params, %false otherwise
 	 * @return {String} The URL
 	 */
-	,make: function (map, add)
+	,make: function (object, add)
 	{
 		var hash = '#!';
 		
-		if (add && map)
+		if (add && object)
 		for (var key in this._hashMap)
-		if (!map[key])
-			map[key] = this._hashMap[key];
+		if (!object[key])
+			object[key] = this._hashMap[key];
 
-		for (var key in map)
+		for (var key in object)
 		{
 			if (hash.length > 2)
 				hash += '&';
 
-			hash += encodeURIComponent (key) +'='+ this.renderValue (map[key]);
+			hash += encodeURIComponent (key) +'='+ this.renderValue (object[key]);
 		}
 	
 		return hash;
diff --git a/js/vn/ie.js b/js/vn/ie.js
deleted file mode 100644
index cb8e7add..00000000
--- a/js/vn/ie.js
+++ /dev/null
@@ -1,139 +0,0 @@
-
-module.exports =
-{
-	getPageYOffset: function ()
-	{	
-		if (document.documentElement.scrollTop)
-			return document.documentElement.scrollTop;
-		else
-			return document.body.scrollTop;
-	},
-
-	getPageXOffset: function ()
-	{	
-		if (document.documentElement.scrollLeft)
-			return document.documentElement.scrollLeft;
-		else
-			return document.body.scrollLeft;
-	},
-
-	getInnerHeight: function ()
-	{
-		if (document.documentElement.clientHeight)
-			return document.documentElement.clientHeight;
-		else
-			return document.body.clientHeight;
-	},
-
-	getInnerWidth: function ()
-	{
-		if (document.documentElement.clientWidth)
-			return document.documentElement.clientWidth;
-		else
-			return document.body.clientWidth;
-	},
-
-	createRadio: function (radioName)
-	{
-		var radio;
-
-		try {
-			radio = document.createElement ('<input type="radio" name="' + radioName + '">');
-		}
-		catch (e)
-		{
-			radio = document.createElement ('input');
-			radio.type = 'radio';
-			radio.name = radioName;
-		}
-	
-		return radio;
-	},
-
-	setInputTypeNumber: function (input)
-	{
-		input.type = 'text';
-	}
-};
-
-if (!Function.bind)
-{
-	Function.prototype.bind = function ()
-	{
-		var bindFunc = this;
-		var bindThis = arguments[0];
-		var bindArgs = arguments;
-
-		var IE_bind = function ()
-		{
-			var args = new Array ();
-	
-			for (var i = 1; i < bindArgs.length; i++)
-				args.push (bindArgs[i]);
-			for (var i = 0; i < arguments.length; i++)
-				args.push (arguments[i]);
-		
-			bindFunc.apply (bindThis, args);
-		}
-
-		return IE_bind;
-	}
-}
-
-//	attachEvent -> addEventListener
-
-if (window.attachEvent && !window.addEventListener)
-{
-	function IE_addEventListener (signal, func, capture)
-	{
-		var obj = this;
-		
-		func.IE_eventHandler = function (event)
-		{
-			event.target = event.srcElement;
-			event.layerY = event.clientY;
-			event.layerX = event.clientX;
-			event.pageX = event.offsetX;
-			event.pageY = event.offsetY;
-			event.stopPropagation = function ()
-			{
-				this.cancelBubble = true;
-			}
-			
-			func.call (obj, event);
-		}
-
-		this.attachEvent ('on' + signal, func.IE_eventHandler);
-	}
-	
-	function IE_removeEventListener (signal, func, capture) 
-	{
-		this.detachEvent ('on' + signal, func.IE_eventHandler);
-	}
-
-	window.addEventListener = IE_addEventListener;
-	window.removeEventListener = IE_removeEventListener;
-	document.addEventListener = IE_addEventListener;
-	document.removeEventListener = IE_removeEventListener;
-
-	var IE_createElement = document.createElement;
-
-	document.createElement = function (tagName)
-	{
-		var node = IE_createElement (tagName);
-		node.addEventListener = IE_addEventListener;
-		node.removeEventListener = IE_removeEventListener;
-		return node;
-	}
-}
-
-//	ActiveXObject ('Microsoft.XMLHTTP') -> XMLHttpRequest
-
-if (!window.XMLHttpRequest && window.ActiveXObject)
-{
-	function XMLHttpRequest ()
-	{
-		return new ActiveXObject ('Microsoft.XMLHTTP');
-	}
-}
-
diff --git a/js/vn/json-connection.js b/js/vn/json-connection.js
index 31843225..2c893c81 100644
--- a/js/vn/json-connection.js
+++ b/js/vn/json-connection.js
@@ -1,5 +1,5 @@
 
-var Object = require ('./object');
+var VnObject = require ('./object');
 var JsonException = require ('./json-exception');
 
 /**
@@ -7,7 +7,7 @@ var JsonException = require ('./json-exception');
  */
 module.exports = new Class
 ({
-	Extends: Object
+	Extends: VnObject
 
 	,_connected: false
 	,_requestsCount: 0
@@ -54,9 +54,9 @@ module.exports = new Class
 		if (user !== null && user !== undefined)
 		{
 			var params = {
-				 'user': user
-				,'password': pass
-				,'remember': remember
+				user: user,
+				password: pass,
+				remember: remember
 			};
 		}
 		else
@@ -130,7 +130,7 @@ module.exports = new Class
 			this._onUserSupplant.bind (this, callback));
 	}
 	
-	,_onUserSupplant: function (callback, json, error)
+	,_onUserSupplant: function (callback, json)
 	{
 		if (json)
 			this.token = json;
@@ -278,12 +278,14 @@ module.exports = new Class
 						.replace (/^Vn\.Web\./, '');
 
 				var ex = new JsonException ();
-				ex.exception = exception;
-				ex.message = jsData.message;
-				ex.code = jsData.code;
-				ex.file = jsData.file;
-				ex.line = jsData.line;
-				ex.trace = jsData.trace;
+				Object.assign (ex, {
+					exception: exception,
+					message: jsData.message,
+					code: jsData.code,
+					file: jsData.file,
+					line: jsData.line,
+					trace: jsData.trace
+				});
 				throw ex;
 			}
 		}
@@ -294,15 +296,15 @@ module.exports = new Class
 		}
 
 		if (callback)
-		try {
+//		try {
 			callback (data, error);
-			error = null;
+/*			error = null;
 		}
 		catch (e)
 		{
 			error = e;
 		}
-		
+*/		
 		if (error)
 		{
 			if (error.exception == 'SessionExpired')
diff --git a/js/vn/lot.js b/js/vn/lot.js
index fa743535..dfc12168 100644
--- a/js/vn/lot.js
+++ b/js/vn/lot.js
@@ -46,18 +46,19 @@ module.exports = new Class
 	/**
 	 * Copies all values from another set.
 	 *
-	 * @param {Set} source The source set
+	 * @param {Object} object The source object
 	 */
-	,assign: function (source, keys)
+	,assign: function (object)
 	{
-		if (!keys)
-			keys = source.keys ();
+		for (var key in object)
+			this.set (key, object[key]);
 
-		for (var i = 0; i < keys.length; i++)
-		{
-			var key = keys[i];
-			this.set (key, source.get (key));
-		}
+		this.changed ();
+	}
+
+	,assignLot: function (lot)
+	{
+		this.assign (lot.params);
 	}
 });
 
diff --git a/js/vn/polyfills.js b/js/vn/polyfills.js
new file mode 100644
index 00000000..9c6ec0e6
--- /dev/null
+++ b/js/vn/polyfills.js
@@ -0,0 +1,29 @@
+/**
+ * Browser polyfills.
+ */
+
+if (!console.warn)
+	console.warn = console.log;
+
+if (typeof Object.assign != 'function')
+{
+	Object.assign = function (target)
+	{
+		if (target == null)
+			throw new TypeError ('Cannot convert undefined or null to object');
+
+		var to = Object (target);
+
+		for (var i = 1; i < arguments.length; i++)
+		{
+			var source = arguments[i];
+
+			if (source)
+			for (var key in source)
+			if (source.hasOwnProperty (key))
+				to[key] = nextSource[key];
+		}
+
+		return to;
+	};
+}
diff --git a/js/vn/vn.js b/js/vn/vn.js
index b78db811..60c29b95 100644
--- a/js/vn/vn.js
+++ b/js/vn/vn.js
@@ -1,17 +1,17 @@
 
 require ('mootools');
+require ('./mutators');
+require ('./polyfills');
 
 Vn = module.exports = {
 	 Locale         : require ('./locale')
 	,Enum           : require ('./enum')
 	,Type           : require ('./type')
 	,Object         : require ('./object')
-	,Browser        : require ('./browser')
 	,Cookie         : require ('./cookie')
 	,Date           : require ('./date')
 	,Value          : require ('./value')
 	,Url            : require ('./url')
-	,Mutators       : require ('./mutators')
 	,Lot            : require ('./lot')
 	,BasicLot       : require ('./basic-lot')
 	,Hash           : require ('./hash')
diff --git a/reports/shelves-report/shelves-report.js b/reports/shelves-report/shelves-report.js
index be4bbc47..9712c3ea 100644
--- a/reports/shelves-report/shelves-report.js
+++ b/reports/shelves-report/shelves-report.js
@@ -10,11 +10,19 @@ Hedera.ShelvesReport = new Class
 	
 	,activate: function (lot)
 	{
-		this.title = lot.get ('reportTitle');
-		this.maxAmount = lot.get ('maxAmount');
-		this.showPacking = lot.get ('showPacking');
-		this.stack = lot.get ('stack');
-		this.useIds = lot.get ('useIds');
+		var params = lot.params;
+		Object.assign (this, {
+			title: params.reportTitle,
+			maxAmount: params.maxAmount,
+			showPacking: params.showPacking,
+			stack: params.stack,
+			useIds: params.useIds
+		})
+
+		var params = {
+			warehouse: params.warehouse,
+
+		}
 	
 		var query =
 			'SELECT id, name, nTrays, topTrayHeight, trayHeight, width, depth '+
@@ -29,16 +37,15 @@ Hedera.ShelvesReport = new Class
 	{
 		// Fetch query data
 
-		var res = resultSet.fetchResult ();
-		res.next ();
+		var row = resultSet.fetchObject ();
 		
 		// Calculates the scale
 		
 		var maxWidth = 160;
 		var maxHeight = 160;
 		
-		var shelfWidth = res.get ('width');
-		var shelfHeight = res.get ('trayHeight') * (res.get ('nTrays') - 1) + res.get ('topTrayHeight');
+		var shelfWidth = row.width;
+		var shelfHeight = row.trayHeight * (row.nTrays - 1) + row.topTrayHeight;
 		
 		var scale = maxWidth / shelfWidth;
 		
@@ -49,11 +56,11 @@ Hedera.ShelvesReport = new Class
 		
 		var shelf = this.shelf =
 		{
-			 nTrays: res.get ('nTrays')
-			,trayHeight: res.get ('trayHeight') * scale
-			,topTrayHeight: res.get ('topTrayHeight') * scale
-			,width: res.get ('width') * scale
-			,depth: res.get ('depth') * scale
+			 nTrays: row.nTrays
+			,trayHeight: row.trayHeight * scale
+			,topTrayHeight: row.topTrayHeight * scale
+			,width: row.width * scale
+			,depth: row.depth * scale
 		};
 
 		// Gets the items
@@ -70,41 +77,43 @@ Hedera.ShelvesReport = new Class
 		
 		var boxScale = scale * 10;
 		
-		while (res.next ())
-		if (!this.maxAmount || res.get ('etiquetas') <= this.maxAmount)
+		while (row = res.fetchObject ())
+		if (!this.maxAmount || row.etiquetas <= this.maxAmount)
 		{
 			items.push ({
-				 id: res.get ('Id_Article')
-				,name: res.get ('Article')
-				,packing: res.get ('packing')
-				,amount: res.get ('etiquetas')
-				,boxHeight: res.get ('z') * boxScale
-				,boxWidth: res.get ('x') * boxScale
-				,boxDepth: res.get ('y') * boxScale
+				 id: row.Id_Article
+				,name: row.Article
+				,packing: row.packing
+				,amount: row.etiquetas
+				,boxHeight: row.z * boxScale
+				,boxWidth: row.x * boxScale
+				,boxDepth: row.y * boxScale
 			});
 		}
 		else
 		{
 			remainings.push ({
-				 id: res.get ('Id_Article')
-				,name: res.get ('Article')
-				,packing: res.get ('packing')
-				,amount: res.get ('etiquetas')
+				 id: row.Id_Article
+				,name: row.Article
+				,packing: row.packing
+				,amount: row.etiquetas
 			});
 		}
 
 		// Intializes the allocator
 			
 		alloc = this.alloc = new Vn.Allocator ();
-		alloc.items = items;
-		alloc.shelfFunc = this.drawShelf.bind (this);
-		alloc.boxFunc = this.drawBox.bind (this);
-		alloc.stack = this.stack;
-		alloc.nTrays = shelf.nTrays;
-		alloc.width = shelf.width;
-		alloc.depth = shelf.depth;
-		alloc.trayHeight = shelf.trayHeight;
-		alloc.topTrayHeight = shelf.topTrayHeight;
+		Object.assign (alloc, {
+			items: items,
+			shelfFunc: this.drawShelf.bind (this),
+			boxFunc: this.drawBox.bind (this),
+			stack: this.stack,
+			nTrays: shelf.nTrays,
+			width: shelf.width,
+			depth: shelf.depth,
+			trayHeight: shelf.trayHeight,
+			topTrayHeight: shelf.topTrayHeight,
+		});
 		
 		// Opens the report