$( "#tabs" ).tabs({
         load:function(event, ui){
          if(ui.index==5){
             if(typeof TinyMCE == "undefined") {

            tinyMCE.init({
                // General options
                mode : "specific_textareas",
                editor_selector : "mceEditor",
                theme : "simple",
            });
        }

var note = tinyMCE.get('note').getContent()

// the_editor_id equals the id of the underliing textarea
tinyMCE.execCommand('mceRemoveControl', false, the_editor_id);