function leave(obj)
{
var mytop = obj.offsetTop;
var myleft = obj.offsetLeft;
var myheight = obj.offsetHeight;
//依次读取父容器在更高一级父容器中的相对位置:
while(obj = obj.offsetParent)
{
myleft = myleft + obj.offsetLeft;
mytop = mytop + obj.offsetTop;
}
alert(myleft);
alert(mytop);
}
leave(document.formname.selectname);
{
var mytop = obj.offsetTop;
var myleft = obj.offsetLeft;
var myheight = obj.offsetHeight;
//依次读取父容器在更高一级父容器中的相对位置:
while(obj = obj.offsetParent)
{
myleft = myleft + obj.offsetLeft;
mytop = mytop + obj.offsetTop;
}
alert(myleft);
alert(mytop);
}
leave(document.formname.selectname);
解决方案 »
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