function confirmthis(linkTo, text){
	var userInput=confirm(text);
	if(userInput == true){
		location.href = linkTo;
		return false;
	}
}

function wopen(url, name, w, h)
{
  w += 32;
  h += 96;
  wleft = (screen.width - w) / 2;
  wtop = (screen.height - h) / 2;
  var win = window.open(url,
	name,
	'width=' + w + ', height=' + h + ', ' +
	'left=' + wleft + ', top=' + wtop + ', ' +
	'location=no, menubar=yes, ' +
	'status=no, toolbar=no, scrollbars=no, resizable=yes');
  win.resizeTo(w, h);
  win.moveTo(wleft, wtop);
  win.focus();
}