<!--//This is for check all
function changeAll(chk_obj,allchk_obj)
{

   var checked=chk_obj.checked;
   
	if (allchk_obj.length)
	{
	

	   for(var i=0;i<allchk_obj.length;i++)
		{ 
		   allchk_obj[i].checked=checked;
		}
	/*for(var i=0;i<=allchk_obj.length;i++)
	{ 
	   allchk_obj[i].checked=checked;
	}*/
	}
	else
	{   
		allchk_obj.checked=checked;
	}
}
//uncheck the one checkbox, it will be check whether checkall will be checked or not. 
function change(chk_obj,allchk_obj)
{
	var unchecked=allchk_obj.unchecked;
	
		for(var i=0;i<allchk_obj.length;i++)
	     { 
		 if(chk_obj.checked){
	   
	        chk_obj.checked=unchecked;
	     }
		
	  }
	}

/*function del_check(all_chkobj)
{  
    
	var count=0;
	var chks = document.getElementsByName('Q2_PracticeSetting[]');
	for(var i=0;i<all_chkobj.length;i++)
	{  
//	   alert(all_chkobj[i].checked+i);
	   if(all_chkobj[i].checked==true)
	    count++;   
		alert(count);
	}
	
	if(count == 0)
	 { 
	 	alert("please select");
	 	return false; 
	}
	else
	  {  return true; }
   
}*/
function del_check()
{  
    
	var count=0;
	var chks = document.getElementsByName('mailchk[]');
	for(var i=0;i<chks.length;i++)
	{  
//	   alert(all_chkobj[i].checked+i);
	   if(chks[i].checked==true)
	    count++;   
		//alert(count);
	}
	
	if(count == 0)
	 { 
	 	alert("please select");
	 	return false; 
	}
	else
	  {  return true; }
   
}
	
//-->