如何让ActiveXObject( "Microsoft.XmlDom ")对象在非IE浏览器下显示数据？firefox（火狐）

1. var xmlDom= new ActiveXObject("Microsoft.XMLDOM");  

1. if (window.ActiveXObject){  
2.     var xmlDom=new ActiveXObject("Microsoft.XMLDOM");  
3. }  
4. else{  
5.     if (document.implementation&& document.implementation.createDocument){  
6.         var xmlDom= document.implementation.createDocument("","",null);  
7.      }  
8. }  

1. var oParser=new DOMParser();  
2.    xmlDom=oParser.parseFromString(xmlStr,"text/xml");  

1. try{  
2.   if (window.ActiveXObject){  
3.     xmlDoc= new ActiveXObject("Microsoft.XMLDOM");  
4.     xmlDoc.async = false;    
5.     isLoaded = xmlDoc.load(aXMLFileName);   
6.   }   
7.   else if  
8.      (document.implementation&& document.implementation.createDocument){  
9.         try{    
10.             xmlDoc = document.implementation.createDocument(‘‘, ‘‘, null);    
11.             xmlDoc.async = false;    
12.             xmlDoc.load(aXMLFileName);    
13.         } catch(e){    
14.             var xmlhttp = new window.XMLHttpRequest();    
15.             xmlhttp.open("GET",aXMLFileName,false);    
16.             xmlhttp.send(null);    
17.             xmlDoc = xmlhttp.responseXML;    
18.         }    
19.   }  
20.   else{  
21.       alert("load data error");  
22.   }  
23.   }  
24.   catch(e){  
25.     alert(e.message);  
26.   }