/*字符串转dom对象*/

	window.strimgTurnDom = function(txt)

	{

	  try //Internet Explorer

	  	{

	     xmlDoc=new ActiveXObject("Microsoft.HTMLDOM");

	     xmlDoc.async="false";

	     xmlDoc.loadXML(txt);

	     alert("ie");

	     return(xmlDoc);

	   	}

	  catch(e)

	  	{

		  	try //Firefox, Mozilla, Opera, etc.

		      {

		        parser=new DOMParser();

		        xmlDoc=parser.parseFromString(txt,"text/html");

		        return(xmlDoc);

		      }

		    catch(e) {alert(e.message)}

	   	}

	  return(null);

	}

//转jquery对象

var element = strimgTurnDom(text);


var obj=$(element);//DOM对象转Jquery对象。