iframe自适应高度

 

  
  

   
   
   
   <
   
   html
   
   >
   
   
 
   
   <
   
   head
   
   >
   
    
 
   
   <
   
   script
   
   >
   
   
 
   
   function
   
    SetCwinHeight(obj) { 
 
   
   var
   
    cwin 
   
   =
   
    obj;
 
   
   if
   
    (cwin 
   
   &&
   
    
   
   !
   
   window.opera) { 
 
   
   if
   
    (cwin.contentDocument 
   
   &&
   
    cwin.contentDocument.body.offsetHeight) { 
 cwin.height 
   
   =
   
    cwin.contentDocument.body.offsetHeight 
   
   +
   
    
   
   20
   
   ;
 } 
   
   else
   
    
   
   if
   
    (cwin.Document 
   
   &&
   
    cwin.Document.body.scrollHeight) { 
 cwin.height 
   
   =
   
    cwin.Document.body.scrollHeight 
   
   +
   
    
   
   20
   
   ;
 }
 }
   
   else
   
   
 {
 
   
   if
   
   (cwin.contentWindow.document 
   
   &&
   
    cwin.contentWindow.document.body.scrollHeight){
 cwin.height 
   
   =
   
    cwin.contentWindow.document.body.scrollHeight;
 }
 } 
 }
 
   
   </
   
   script
   
   >
   
   
 
   
   </
   
   head
   
   >
   
    
 
   
   <
   
   body
   
   >
   
   

 
   
   </
   
   body
   
   >
   
   

   
   </
   
   html
   
   >
   
   

   
   <
   
   iframe 
   
   id
   
   ="frmDetail"
   
    name
   
   ="cwin"
   
    src
   
   ="1.txt"
   
    width
   
   ="778"
   
    height
   
   ="200"
   
    onload
   
   ="Javascript:SetCwinHeight(this)"
   
    
frameborder
   
   ="0"
   
    scrolling
   
   ="no"
   
   ></
   
   iframe
   
   >