var xx
xx=0
var j
j=0
function myfun()
  {
    for(i=0;i<document.del.length;++i)
      {
        if (document.del.elements[i].value == "1")
        {
          if (document.del.elements[i].checked)
            {               
              j=j+1;

              if (j == 1)
                {
                  //xx ="'" + document.del.elements[i].name + "'";
                  xx =document.del.elements[i].name;
                }
              else
                {
                  xx = xx + "," + document.del.elements[i].name ;
                }                
            }
          }
      }
	  if ( xx!=0)
	  {
      document.del.delvalue.value=xx;  
	  }
	  else 
	  {

	  return(false)
	  }
      return(true)
   }



function checkall()
{
     if (document.del.chk.checked ==true)
       {
          for(i=0;i<document.del.elements.length -1 ;i++)
          {              
              document.del.elements[i].checked=true
          }
       }
    if (document.del.chk.checked ==false)
      {
          for(i=0;i<document.del.elements.length -1 ;i++)
            {
                document.del.elements[i].checked=false
            }
     }
}