// Function: openInNewWindow.
function openInNewWindow(URL, width, height)
{
  var w = 630, h = 460;

  if (parseInt(navigator.appVersion)>3)
	{
		if (navigator.appName=="Netscape")
		{
      w = window.innerWidth;
      h = window.innerHeight;
		}
		
		if (navigator.appName.indexOf("Microsoft") != -1)
		{
      w = document.body.offsetWidth;
      h = document.body.offsetHeight;
		}
	}
  
  var popW = width, popH = height;
  var leftPos = (w-popW)/2, topPos = (h-popH)/2;
  
  window.open(URL,'popup','width=' + popW + ',height='+popH+',top='+topPos+',left='+leftPos);
}