在firefox中不支持的问题
<html>
<head>
<title></title>
<script language="javascript">
var currMoveObject = null;
var relLeft;
var relTop;
function f_mdown(obj)
{
currMoveObject = obj;
currMoveObject.style.position="absolute";
relLeft = event.x-currMoveObject.style.pixelLeft;
relTop = event.y-currMoveObject.style.pixelTop;
}
window.document.onmouseup = function()
{
currMoveObject = null;
}
function f_move(obj)
{
if(currMoveObject!=null)
{
currMoveObject.style.pixelLeft= event.x-relLeft;
currMoveObject.style.pixelTop = event.y-relTop;
}
}
</script>
</head>
<body>
<table border="1">
<tr><td onmousemove="f_move(this)" onmousedown="f_mdown(this)">
dd</td></tr>
</table>
</body>
</html>
错误:event don