parent.mainFrame.onload为什么不好用?
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Frameset//EN " "http://www.w3.org/TR/html4/frameset.dtd ">
<html xmlns= "http://www.w3.org/1999/xhtml ">
<head>
<meta http-equiv= "Content-Type " content= "text/html; charset=utf-8 ">
<title> 无标题文档 </title>
</head>
<frameset rows= "80,* " frameborder= "NO " border= "11 " framespacing= "1 ">
<frame src= "top.html " name= "topFrame " scrolling= "NO " noresize title= "topFrame " id= "topFrame ">
<frame src= "body.html " onload= "alert( 'index ') " name= "mainFrame " title= "mainFrame " id= "mainFrame ">
</frameset>
<noframes> <body>
</body> </noframes>
</html>
//body.html
<html>
<head>
<meta http-equiv= "Content-Type " content= "text/html; charset=utf-8 ">
<title> 无标题文档 </title>
</head>
<body onLoad= "alert(parent.mainFrame.src) ">
</body>
</html>
[解决办法]
<body onLoad= "alert(parent.frames[ 'mainFrame '].location.href) ">
