Using minified 1.4 and with unminified 1.8b1

1.                 $('a.make_provider_offer').click(function() {
   
                       $("div#makeOffer").dialog();
   
                          return false;
                       });
   
        
   
   
   
   
   
   
   
   

this.element is undefined
this.element.bind("remove." + this.widgetName, function() {