如何得到框架的大小
<html>
<head>
<title>New Page 1</title>
<SCRIPT ID=clientEventHandlersJS LANGUAGE=javascript>
<!--
function l_ondrag() {
alert("asdfasd")
}
function l_ondragend() {
alert("asdfasd")
}
function l_onresize() {
alert("asdfasd")
}
//-->
</SCRIPT>
</head>
<frameset rows="64,*" framespacing="1" border="1" >
<frame name="banner" scrolling="no" noresize target="contents" src="new_page_4.htm">
<frameset cols="268,*,115">
<frame name="contents" target="main" src="new_page_2.htm" marginwidth="0" marginheight="0" scrolling="yes" id=l LANGUAGE=javascript ondrag="return l_ondrag()" ondragend="return l_ondragend()" onresize="return l_onresize()">
<frame name="main" src="new_page_3.htm" marginwidth="0" marginheight="0" scrolling="auto">
<frame name="contents" target="main" src="new_page_5.htm">
</frameset>
<noframes>
<body topmargin="1" leftmargin="1">
<p>此网页使用了框架,但您的浏览器不支持框架。</p>
</body>
</noframes>
</frameset>
</html>
请问各位大虾 我如何再拖动框架是 得到某一框架的大小 并且能改变其他框架的大小