function confirmDelete(msg){
	
	var answer = confirm(msg);
	if (answer){
		return true;	
	}

	return false;
}
function helpWin(w, h, url){	
  	wleft = (screen.width - w) / 2;
	wtop = (screen.height - h) / 2;

	var win = window.open(url, "HelpWin", 'width=' + w + ', height=' + h + ', ' +
    'left=' + wleft + ', top=' + wtop + ', ' + 'location=no, toolbar=0, menubar=0,alwaysRaised=1,dependent=1, scrollbars=1,resizable=0, status=0' );
    win.focus();	
}