text: $task_content_inner = null;
  $mainiframe=null;
  var tabwidth=118;
  $loading=null;
  $nav_wraper=$("#nav_wraper");
  $(function () {
  	$mainiframe=$("#mainiframe");
  	$content=$("#content");
  	$loading=$("#loading");
  	var headerheight=86;
  	$content.height($(window).height()-headerheight);
  	
  	
  	$nav_wraper.height($(window).height()-45);
  	$nav_wraper.css("overflow","auto");
  	//$nav_wraper.niceScroll();
  	$(window).resize(function(){
  		$nav_wraper.height($(window).height()-45);
  		$content.height($(window).height()-headerheight);
  		 calcTaskitemsWidth();
  	});
  	$("#content iframe").load(function(){
      	$loading.hide();
      });
  	
      $task_content_inner = $("#task-content-inner");
     
  
      $("#searchMenuKeyWord").keyup(function () {
          var wd = $(this).val();
          //searchedmenus
          var $tmp = $("<div></div>");
          if (wd != "") {
              $("#allmenus a:contains('" + wd + "')").each(
          function () {
              $clone = $(this).clone().prepend('<img src="/images/left/01/note.png">');
  
              $clone.wrapAll('<div class="menuitemsbig"></div>').parent().attr("onclick", $clone.attr("onclick")).appendTo($tmp);
  
          }
          );
              $("#searchedmenus").html($tmp.html());
              $("#searchedmenus").show();
              $("#allmenus").hide();
              $("#defaultstartmenu").hide();
              $("#allmenuslink .menu_item_linkbutton").html("返回");
              isAllDefault = false;
              // $("#searchedmenus").html($tmp).show();
  
          }
  
      });
  
      
  
      $("#appbox  li .delete").click(function (e) {
          $(this).parent().remove();
          return false;
      });
  
     
  
      ///
  
      $(".apps_container li").live("click", function () {
          var app = '<li><span class="delete" style="display:inline">×</span><img src="" class="icon"><a href="#" class="title"></a></li>';
          var $app = $(app);
          $app.attr("data-appname", $(this).attr("data-appname"));
          $app.attr("data-appid", $(this).attr("data-appid"));
          $app.attr("data-appurl", $(this).attr("data-appurl"));
          $app.find(".icon").attr("src", $(this).attr("data-icon"));
          $app.find(".title").html($(this).attr("data-appname"));
          $app.appendTo("#appbox");
          $("#appbox  li .delete").off("click");
          $("#appbox  li .delete").click(function () {
              $(this).parent().remove();
              return false;
          });
      });
  
      ///
      $("#tdshortcutsmor1").click(function () {
          $(".window").hide();
      });
  
      $(".task-item").live("click", function () {
          var appid = $(this).attr("app-id");
          var $app = $('#' + appid);
          showTopWindow($app);
      });
  
      $("#task-content-inner li").live("click", function () {
      	openapp($(this).attr("app-url"), $(this).attr("app-id"), $(this).attr("app-name"), $(this));
      	return false;
      });
      
      $("#task-content-inner li").live("dblclick", function () {
      	closeapp($(this));
      	return false;
      	
      });
      $("#task-content-inner a.macro-component-tabclose").live("click", function () {
      	closeapp($(this).parent());
          return false;
      });
      
      $("#task-next").click(function () {
          var marginleft = $task_content_inner.css("margin-left");
          marginleft = marginleft.replace("px", "");
          var width = $("#task-content-inner li").length * tabwidth;
          var content_width = $("#task-content").width();
          var lesswidth = content_width - width;
          marginleft = marginleft - tabwidth <= lesswidth ? lesswidth : marginleft - tabwidth;
  
          $task_content_inner.stop();
          $task_content_inner.animate({ "margin-left": marginleft + "px" }, 300, 'swing');
      });
      $("#task-pre").click(function () {
          var marginleft = $task_content_inner.css("margin-left");
          marginleft = parseInt(marginleft.replace("px", ""));
          marginleft = marginleft + tabwidth > 0 ? 0 : marginleft + tabwidth;
          // $task_content_inner.css("margin-left", marginleft + "px");
          $task_content_inner.stop();
          $task_content_inner.animate({ "margin-left": marginleft + "px" }, 300, 'swing');
      });
      
      $("#refresh_wrapper").click(function(){
      	var $current_iframe=$("#content iframe:visible");
      	$loading.show();
      	//$current_iframe.attr("src",$current_iframe.attr("src"));
      	$current_iframe[0].contentWindow.location.reload();
      	return false;
      });
  
      calcTaskitemsWidth();
  });
  function calcTaskitemsWidth() {
      var width = $("#task-content-inner li").length * tabwidth;
      $("#task-content-inner").width(width);
      if (($(document).width()-268-tabwidth- 30 * 2) < width) {
          $("#task-content").width($(document).width() -268-tabwidth- 30 * 2);
          $("#task-next,#task-pre").show();
      } else {
          $("#task-next,#task-pre").hide();
          $("#task-content").width(width);
      }
  }
  
  function close_current_app(){
  	closeapp($("#task-content-inner .current"));
  }
  
  function closeapp($this){
  	if(!$this.is(".noclose")){
  		$this.prev().click();
      	$this.remove();
      	calcTaskitemsWidth();
      	$("#task-next").click();
  	}
  	 
  }
  
  
  
  
  
  var task_item_tpl ='<li class="macro-component-tabitem">'+
  '<span class="macro-tabs-item-text"></span>'+
  '<a class="macro-component-tabclose" href="javascript:void(0)" title="点击关闭标签"><span></span><b class="macro-component-tabclose-icon">×</b></a>'+
  '</li>';
  
  var appiframe_tpl='<iframe style="width:100%;height: 100%;" frameborder="0" class="appiframe"></iframe>';
  
  function openapp(url, appid, appname, selectObj) {
      var $app = $("#task-content-inner li[app-id='"+appid+"']");
      $("#task-content-inner .current").removeClass("current");
      if ($app.length == 0) {
          var task = $(task_item_tpl).attr("app-id", appid).attr("app-url",url).attr("app-name",appname).addClass("current");
          task.find(".macro-tabs-item-text").html(appname).attr("title",appname);
          $task_content_inner.append(task);
          $(".appiframe").hide();
          $loading.show();
          $appiframe=$(appiframe_tpl).attr("src",url).attr("id","appiframe-"+appid);
          $appiframe.appendTo("#content");
          $appiframe.load(function(){
          	$loading.hide();
          });
          calcTaskitemsWidth();
      } else {
      	$app.addClass("current");
      	$(".appiframe").hide();
      	var $iframe=$("#appiframe-"+appid);
      	var src=$iframe.get(0).contentWindow.location.href;
      	src=src.substr(src.indexOf("://")+3);
      	/*if(src!=GV.HOST+url){
      		$loading.show();
      		$iframe.attr("src",url);
      		$appiframe.load(function(){
              	$loading.hide();
              });
      	}*/
      	$iframe.show();
      	$mainiframe.attr("src",url);
      }
      
      //
      var itemoffset= $("#task-content-inner li[app-id='"+appid+"']").index()* tabwidth;
      var width = $("#task-content-inner li").length * tabwidth;
     
      var content_width = $("#task-content").width();
      var offset=itemoffset+tabwidth-content_width;
      
      var lesswidth = content_width - width;
      
      var marginleft = $task_content_inner.css("margin-left");
     
      marginleft =parseInt( marginleft.replace("px", "") );
      var copymarginleft=marginleft;
      if(offset>0){
      	marginleft=marginleft>-offset?-offset:marginleft;
      }else{
      	marginleft=itemoffset+marginleft>=0?marginleft:-itemoffset;
      }
      
      if(-itemoffset==marginleft){
      	marginleft = marginleft + tabwidth > 0 ? 0 : marginleft + tabwidth;
      }
      
      //alert("cddd:"+(content_width-copymarginleft)+" dddd:"+(-itemoffset));
      if(content_width-copymarginleft-tabwidth==itemoffset){
      	marginleft = marginleft - tabwidth <= lesswidth ? lesswidth : marginleft - tabwidth;
      }
      
  	$task_content_inner.animate({ "margin-left": marginleft + "px" }, 300, 'swing');
      
      
      
    
  }
  
  