diff --git a/static/plugin_dbui/lib/appgridfilter.js b/static/plugin_dbui/lib/appgridfilter.js
index 80453290ccac0a7a3245b912d44d2e842a78ffc7..59f84a0248f3510840859f7ddbcde320ee8eea18 100644
--- a/static/plugin_dbui/lib/appgridfilter.js
+++ b/static/plugin_dbui/lib/appgridfilter.js
@@ -38,8 +38,12 @@ App.grid.GridFilter = Ext.extend(Ext.form.FieldSet, {
 	
 	/**
 	 * Predefined setting
+	 * 
+	 * NOTE: 
+	 * the enableKeyEvents is mandatory for Ext.form.TextField
 	 */
-	defaults: {anchor: '100%'},
+	defaults: {anchor: '100%',
+			   enableKeyEvents: true},
 	
 	/**
 	 * private method requests by the component model of Ext JS
@@ -54,13 +58,14 @@ App.grid.GridFilter = Ext.extend(Ext.form.FieldSet, {
 		for (var i = 0; i < fields.length; i++){
 			field = fields[i];
 			
-			// catch a change of value for combo box
+			// catch a change of value for combobox
 			if (field.xtype == 'xcombobox')
-				field.on('select', this.onComboSelect, this);
+				field.on('select', this.onChange, this);
 			
 			// catch the key pressed enter for other fields
+			// wait that user finish to type to run the handler
 			else 
-				field.on('specialkey', this.onKeyPressedEnter, this);
+				field.on('keyup', this.onChange, this, {buffer: 500});
 		}
 	},
 	
@@ -85,22 +90,12 @@ App.grid.GridFilter = Ext.extend(Ext.form.FieldSet, {
 	},
 
 	/**
-	 * Handler to catch a new selection in combobox
+	 * Handler to catch a change in field value
 	 */
-	onComboSelect: function(combo, record, index){
-		this.setupCondition(combo);
+	onChange: function(field){
+		this.setupCondition(field);
 	},
 
-	/**
-	 * Handler to catch the ENTER
-	 * @param {Object} field
-	 * @param {Object} e
-	 */
-	onKeyPressedEnter: function(field, e){
-		if (e.getKey() == e.ENTER) 
-			this.setupCondition(field);
-	},
-	
 	/**
 	 * Handler to reset the filter
 	 */
@@ -145,7 +140,7 @@ App.grid.GridFilter = Ext.extend(Ext.form.FieldSet, {
 			conditions.push(this.filterConditions[k]);
 		}
 		
-		// push new condtion in the where clause of the store
+		// push new condition in the where clause of the store
 		this.store.baseParams.where = conditions;
 		
 		// update the store