function cmsSou()
   {
       if(document.getElementById("txtContent").value=="")
	  {
	    alert("请填写搜索关键字！");
	    document.getElementById("txtContent").focus();
	    return false;
	   }
	   else
	   {
         var content = escape(document.getElementById("txtContent").value);
         window.open('Search.html?type=&tags='+content,'_blank')
       }
   }