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全选和取消全选的代码
＜script language="JavaScript">
//全选 和取消全选
function chkall(input1,input2)
{
var objForm = document.forms[input1];
var objLen = objForm.length;
for (var iCount = 0; iCount ＜ objLen; iCount++)
{
if (input2.checked == true)
{
if (objForm.elements[iCount].type == "checkbox")
{
objForm.elements[iCount].checked = true;
}
}
else
{
if (objForm.elements[iCount].type == "checkbox")
{
objForm.elements[iCount].checked = false;
}
}
}
}
＜/script>
＜form name="formd" method="POST" action="?action=del">
＜input name="selectdel" type="checkbox" value="＜%=rs("id")%>">
＜input type="checkbox" id="check1" onclick='chkall("formd",this)' value="ON">＜label for="check1">全选（取消全选）＜/label>
＜/form>
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