(function($){$.fn.extend({dataBind:function(options){var defaults={data:'',vf:'',tf:'',defItem:''};var options=$.extend(defaults,options);return this.each(function(){var target=$(this).attr('id');if(options['tf'].length>0&&options['tf'].length>0){$(this).html('');if(options['data'].length>0){if(!isNullOrEmpty(options['defItem'])){$(this).append($("<option />").html(options['defItem']))}$.each(options['data'],function(){$('#'+target).append($("<option />").val(this[options['vf']]).html(this[options['tf']]))})}}})}})})(jQuery);