这样<body onresize="xx()">
<table border width=100%>
<tr>
<td><img id=a src=http://community.csdn.net/images/CSDN_logo.GIF width=100%></td></tr>
</table>
<script>
functionxx()
{
document.all.a.height=(75*document.all.a.width)/100
}
</script>
<table border width=100%>
<tr>
<td><img id=a src=http://community.csdn.net/images/CSDN_logo.GIF width=100%></td></tr>
</table>
<script>
functionxx()
{
document.all.a.height=(75*document.all.a.width)/100
}
</script>
<table border width=100%>
<tr>
<td><img id=a src=http://community.csdn.net/images/CSDN_logo.GIF width=100%></td></tr>
</table>
<script>
function xx()
{
document.all.a.height=(75*document.all.a.width)/100
}
</script>
<body id=ViewBD onresize="resize()">
<table id = OCXTbl width="100%" border="1" cellpadding="2" cellspacing="2" bordercolor="#6699CC" bgcolor="#000000">
<tr>
<td><object id=DIFXLiveView1 classid="clsid:D1AE3A3B-8086-4384-BCEF-603F0D4991FB" width=100%>
<PARAM NAME="_Version" VALUE="65536">
<PARAM NAME="_ExtentX" VALUE="2646">
<PARAM NAME="_ExtentY" VALUE="1323">
<PARAM NAME="_StockProps" VALUE="0">
<PARAM NAME="NumberOfView" VALUE="-1">
<PARAM NAME="IPAddress" VALUE="0.0.0.0">
<PARAM NAME="PortNo" VALUE="33410">
<PARAM NAME="Speed" VALUE="2">
<PARAM NAME="ExportToAVI" VALUE="0">
<PARAM NAME="Video1" VALUE="0">
<PARAM NAME="ENCPWD" VALUE="EMPTY">
<PARAM NAME="UserID" VALUE="EMPTY">
</object></td>
<td><object id=DIFXLiveView2 classid="clsid:D1AE3A3B-8086-4384-BCEF-603F0D4991FB" width=100% height=100%>
<PARAM NAME="_Version" VALUE="65536">
<PARAM NAME="_ExtentX" VALUE="2646">
<PARAM NAME="_ExtentY" VALUE="1323">
<PARAM NAME="_StockProps" VALUE="0">
<PARAM NAME="NumberOfView" VALUE="-1">
<PARAM NAME="IPAddress" VALUE="0.0.0.0">
<PARAM NAME="PortNo" VALUE="33410">
<PARAM NAME="Speed" VALUE="2">
<PARAM NAME="ExportToAVI" VALUE="0">
<PARAM NAME="Video1" VALUE="0">
<PARAM NAME="ENCPWD" VALUE="EMPTY">
<PARAM NAME="UserID" VALUE="EMPTY">
</object></td>
</tr>
<tr>
<td><object id=DIFXLiveView3 classid="clsid:D1AE3A3B-8086-4384-BCEF-603F0D4991FB" width=100% height=100%>
<PARAM NAME="_Version" VALUE="65536">
<PARAM NAME="_ExtentX" VALUE="2646">
<PARAM NAME="_ExtentY" VALUE="1323">
<PARAM NAME="_StockProps" VALUE="0">
<PARAM NAME="NumberOfView" VALUE="-1">
<PARAM NAME="IPAddress" VALUE="0.0.0.0">
<PARAM NAME="PortNo" VALUE="33410">
<PARAM NAME="Speed" VALUE="2">
<PARAM NAME="ExportToAVI" VALUE="0">
<PARAM NAME="Video1" VALUE="0">
<PARAM NAME="ENCPWD" VALUE="EMPTY">
<PARAM NAME="UserID" VALUE="EMPTY">
</object></td>
<td><object id=DIFXLiveView4 classid="clsid:D1AE3A3B-8086-4384-BCEF-603F0D4991FB" width=100% height=100%>
<PARAM NAME="_Version" VALUE="65536">
<PARAM NAME="_ExtentX" VALUE="2646">
<PARAM NAME="_ExtentY" VALUE="1323">
<PARAM NAME="_StockProps" VALUE="0">
<PARAM NAME="NumberOfView" VALUE="-1">
<PARAM NAME="IPAddress" VALUE="0.0.0.0">
<PARAM NAME="PortNo" VALUE="33410">
<PARAM NAME="Speed" VALUE="2">
<PARAM NAME="ExportToAVI" VALUE="0">
<PARAM NAME="Video1" VALUE="0">
<PARAM NAME="ENCPWD" VALUE="EMPTY">
<PARAM NAME="UserID" VALUE="EMPTY">
</object></td>
</tr>
</table>
</body>
<SCRIPT LANGUAGE=javascript>function resize()
{
//var w = document.all.ViewBD.clientWidth;//window.screen.availWidth;
//var h = document.all.ViewBD.clientHeight;;//window.screen.availHeight;
//alert(w);
//alert(h);
document.all.OCXTbl.height=(75*document.all.OCXTbl.width)/100}</script>
</html>
------------------------------------------------------------
这样不行呀!, 宽度有,但高度没有呀
document.all.OCXTbl.height=(75*document.all.OCXTbl.width)/100
加了分号也不行。
谢谢 net_lover(孟子E章)!!