jquery tabs with panelTemplate is not wrking

i have change the code a little bit so it looks like this now ,however when the tab is cliked the content is loaded then goes back to tab 0 (first tab ), so ca not see the other tabs
$( "#tabs" ).tabs({
        panelTemplate: "<iframe style='width:950px;'></iframe>",
        idPrefix: "ui-tabs-",
            selected:0,
            cache: false,
        select: function(event, ui) {
                  //alert(ui.newPanel);
                  //alert(ui.index);
     
              $("#ui-tabs-" + ui.index).attr("src", $.data(ui.tab, 'load.tabs'));  
     
        }
    });