function allcheck(obj,main){

	for(var i=0; i < obj.elements.length ; i++){		

		if(main.checked==true){

			obj[i].checked=true;

		}else{

			obj[i].checked=false;

		}

	}

}





function delConfirm(obj){

	var status=false;

	for(var i=0 ; i < obj.elements.length ; i++ ){

		if(obj[i].name=='Del[]'){

			if(obj[i].checked==true){

				status=true;

			}

		}

	}

	if(status==false){

		alert('Please check one or more.');

		return false;

	}else{

		if(confirm('Are you sure?')){

			return true;

		}else{

			return false;

		}

	}

}







function newwin(URLStr,width, height, usescrollbar)

{

	  var popUpWin=0;

	  var left = (screen.width/2) - width/2;

	  var top = (screen.height/2) - height/2;

	  if(popUpWin)

	  {

		  if(!popUpWin.closed) popUpWin.close();

	   }

	   popUpWin = open(URLStr, 'popUpWin', 'toolbar=0,location=0,directories=0,status=0,menub ar=0,scrollbars='+usescrollbar+',resizable=0,copyhistory=0,width='+width+',height='+height+',left='+left+', top='+top+',screenX='+left+',screenY='+top+'');

}