function openWindow(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=no, ' +
	    'status=no, toolbar=no, scrollbars=no, resizable=no');

	  // Just in case width and height are ignored
	  win.resizeTo(w, h);
	  // Just in case left and top are ignored
	  win.moveTo(wleft, wtop);
	  win.focus();
	}

	function openRegularWindow(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=no, ' +
	    'status=yes, toolbar=no, scrollbars=yes, resizable=yes');

	  // Just in case width and height are ignored
	  win.resizeTo(w, h);
	  // Just in case left and top are ignored
	  win.moveTo(wleft, wtop);
	  win.focus();
	}

	function confirmLink(msg)
	{
	    confirmCheck = confirm(msg);
	    if (confirmCheck)
	        return true;
		 else
	        return false;
	}

	function SetImage(newImg)
	{
		var elem = document.getElementById("bigimg");
		if (elem != null)
			elem.src = String(newImg);

		return false;
	}