{
initComponent: function(){
// calling superclass's initComponent
this.callParent();
//due to Netzke bug, :min_chars attribute doesn't work
var min_char_columns = [
"user_action__purpose"]
Ext.each(min_char_columns, function(column, index) {
Ext.ComponentManager.get(column).editor.minChars = 1;
});
}