<div style="position:absolute; left:144px; top:164px;"><img border="0" src="hongD.gif"></div>
<!-- 如何让这个坐标的left 和top 都随着变化呢,否则会造成坐标不准 -->
<body>
<table width="100%" border="0" align="center" cellpadding="0" cellspacing="0">
<tr>
<td valign=top> <img id="oImg" src= "PYZDT2.jpg" width=400 border="0" style="zoom: 100%;"></td>
</tr>
</table>
<button onmousedown="chgSize(true);" onmouseup="window.clearTimeout(oTime);">放大</button>
<button onmousedown="chgSize(false);" onmouseup="window.clearTimeout(oTime);">缩小</button></body>
<script language="javascript">
var oTime;
function chgSize(args) {
var oImg = document.all['oImg'];
oImg.style.zoom = parseInt(oImg.style.zoom) + (args ? +10 : -10) + '%';
oTime = window.setTimeout('chgSize(' + args + ')', 100);
}
document.onmouseup = function() {
window.clearTimeout(oTime);
}
</script>
<SCRIPT LANGUAGE=javascript FOR=document EVENT=onclick>
<!--
//document_onclick()
//-->
</SCRIPT>
<!-- 如何让这个坐标的left 和top 都随着变化呢,否则会造成坐标不准 -->
<body>
<table width="100%" border="0" align="center" cellpadding="0" cellspacing="0">
<tr>
<td valign=top> <img id="oImg" src= "PYZDT2.jpg" width=400 border="0" style="zoom: 100%;"></td>
</tr>
</table>
<button onmousedown="chgSize(true);" onmouseup="window.clearTimeout(oTime);">放大</button>
<button onmousedown="chgSize(false);" onmouseup="window.clearTimeout(oTime);">缩小</button></body>
<script language="javascript">
var oTime;
function chgSize(args) {
var oImg = document.all['oImg'];
oImg.style.zoom = parseInt(oImg.style.zoom) + (args ? +10 : -10) + '%';
oTime = window.setTimeout('chgSize(' + args + ')', 100);
}
document.onmouseup = function() {
window.clearTimeout(oTime);
}
</script>
<SCRIPT LANGUAGE=javascript FOR=document EVENT=onclick>
<!--
//document_onclick()
//-->
</SCRIPT>
解决方案 »
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