Hedera.ItemsForm = new Class({
	Extends: Hedera.Form
	
	,activate: function() {
		this.$('warehouse').value = 7;
		this.$('realm').value = null;
	}
	
	,onPreviewClick: function() {
		var batch = new Sql.Batch();
		batch.addValues({
			 warehouse: this.$('warehouse').value
			,realm: this.$('realm').value
			,rate: this.$('rate').value
		});
		this.gui.openReport('items-report', batch);
	}
});