checkbox全选优秀代码
JS脚本 2009/3/31 21:04:57 点击：不统计
<script language="javascript">
function selectAll() //全选
{
var arrObj = document.all;
for(var i = 0; i < arrObj.length;i++)
{
if(typeof arrObj[i].type != "undefined" && arrObj[i].type=='checkbox') arrObj[i].checked =true;
}
}
function unSelectAll() //全不选
{
var arrObj = document.all;
for(var i = 0; i < arrObj.length;i++)
{
if(typeof arrObj[i].type != "undefined" && arrObj[i].type=='checkbox') arrObj[i].checked =false;
}
}
</script>