change_all_checkboxes.js

 

function checkAll(flag, prefix) {
  var form = document.forms['aspnetForm'];

 for (var i = 0; i < form.elements.length; i++) {
  if (form.elements[i].type == "checkbox" && (form.elements[i].name.search(prefix) > 0) && !form.elements[i].disabled)
   form.elements[i].checked = flag;
 }
}

function checkAll_NoMasterPage(flag, form, prefix) {
 if (!form)
  return;

 if (prefix)
  var reg = new RegExp("^"+prefix, "");
 for (var i = 0; i < form.elements.length; i++) {
  if (form.elements[i].type == "checkbox" && (!prefix || form.elements[i].name.search(reg) == 0) && !form.elements[i].disabled)
   form.elements[i].checked = flag;
 }
}

function toDel(prefix){
 var checkvalue;
 var form = document.forms['aspnetForm'];
 checkvalue=false;
 
 for (var i = 0; i < form.elements.length; i++) {
  if (form.elements[i].type == "checkbox" && (form.elements[i].name.search(prefix) > 0) && !form.elements[i].disabled && form.elements[i].checked)
   checkvalue=true;
 }
 
  if (checkvalue!=false){
    return confirm('你确认要删除选定的记录？');
   
  }
   else{
     　alert(" 请在列表中选择要删除的记录！");
    　     return false;
  }
}

function toDelete()
{
   return confirm('你确认要删除选定的记录？');
   
  }