js iframe
我有一个iframe   连接的是一个文本文件 
  <iframe   id= "iframe1 "   src= "name.txt "   style= "Z-INDEX:   102;   LEFT:   214px;   WIDTH:   401px;   POSITION:   absolute;   TOP:   197px;   HEIGHT:   89px ">  
 			 </iframe>  
 怎么样用js把iframe   中文本文件的内容读出来
------解决方案-------------------- <!DOCTYPE HTML PUBLIC  "-//W3C//DTD HTML 4.0 Transitional//EN ">  
  <HTML>  
   <HEAD>  
    <TITLE>  New Document  </TITLE>  
    <META NAME= "Generator " CONTENT= "EditPlus ">  
    <META NAME= "Author " CONTENT= " ">  
    <META NAME= "Keywords " CONTENT= " ">  
    <META NAME= "Description " CONTENT= " ">  
    <SCRIPT LANGUAGE= "JavaScript ">  
  <!-- 
 function getText(){ 
 	alert(document.frames[ 'iframe1 '].document.body.innerHTML); 
 	alert(document.frames[ 'iframe1 '].document.body.innerText); 
 } 
 //-->  
  </SCRIPT>  
   </HEAD>    
   <BODY>  
    <iframe id= "iframe1 " src= "name.txt " style= "Z-INDEX: 102; LEFT: 214px; WIDTH: 401px; POSITION: absolute; TOP: 197px; HEIGHT: 89px ">  
  </iframe>  
  <INPUT TYPE= "button " value= "getText " OnClick= "getText() ">    
   </BODY>  
  </HTML>