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<!DOCTYPE HTML><html><head><style type="text/css"> body{font-size:70%;font-family:verdana,helvetica,arial,sans-serif;}</style>
<script type="text/javascript"> function cnvs_getCoordinates(e){x=e.clientX;y=e.clientY;document.getElementById("xycoordinates").innerHTML="Coordinates: (" + x + "," + y + ")";} function cnvs_clearCoordinates(){document.getElementById("xycoordinates").innerHTML="";}</script></head>
<body style="margin:0px;">
<p>把鼠标悬停在下面的矩形上可以看到坐标：</p>
<div id="coordiv" style="float:left;width:199px;height:99px;border:1px solid #c3c3c3" onmousemove="cnvs_getCoordinates(event)" onmouseout="cnvs_clearCoordinates()"></div><br /><br /><br /><div id="xycoordinates"></div> </body></html>
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