function Caution(url,msg)
{
	answer = window.confirm("Are you sure to delete this "+msg);
	
	if(answer == true)
	{
		window.location.href = url;
	}
}
function selectOneCheckbox(id,mainc)
{
    
    var chkbox = document.getElementsByName(id);
	var main = document.getElementsByName(mainc);
	var i;
	for(i=0; i<chkbox.length;i++)
	{
	   if(!chkbox[i].checked)
	   {
	      main[0].checked = false;
	      return;
	   }	  
	}
	main[0].checked = true;
}

function selectAllCheckboxes(id,mainc)
{
  
   var chkbox = document.getElementsByName(id);
   var main = document.getElementsByName(mainc);
   var i;
   if(main[0].checked == true)
   for(i=0; i<chkbox.length;i++)
	   chkbox[i].checked = true;
   else
     for(i=0; i<chkbox.length;i++)
	   chkbox[i].checked = false;
}
function isCheckboxSelected(id)
{
	
	  var chkbox = document.getElementsByName(id);
	  for(i=0; i<chkbox.length;i++)
	    if(chkbox[i].checked)
	      return true;
	  alert("Please Check at least one checkbox");	  
	  return false; 
	  
}