function checkAll(checkname, exby) {
  for (i = 0; i < checkname.length; i++)
  checkname[i].checked = exby.checked? true:false
}



function get_check_value()
 {
  var c_value = 0;
  for (var i=0; i < document.list["PickList[]"].length; i++)
   {
    if (document.list["PickList[]"][i].checked)
     {
      c_value = c_value+1;
     }
   }
  if(c_value > 0 && c_value < 80) document.forms.list.submit();
  else if(c_value > 80){window.location="admin/list1.php";}
  if(c_value <= 0) alert("devi selezionare almeno una categoria");
  document.forms.list.reset();
 }