<script type="text/javascript"> function selectAll(){ var a = document.getElementsByTagName("input"); for(var i = 0;i<a.length;i++){ if(a[i].type == "checkbox") a[i].checked = true; } } function selectAll1(){ var a = document.getElementsByTagName("input"); for(var i = 0;i<a.length;i++){ if(a[i].type == "checkbox") a[i].checked = false; } } </script>
