function windowOpener(windowName, windowUri)
{
	var windowHeight = 400;
	var windowWidth = 660;
    var centerWidth = (window.screen.width - windowWidth) / 2;
    var centerHeight = (window.screen.height - windowHeight) / 2;

    newWindow = window.open(windowUri, windowName, 'resizable=0,width=' + windowWidth + 
        ',height=' + windowHeight + 
        ',left=' + centerWidth + 
        ',top=' + centerHeight);

    newWindow.focus();
}

sfHover = function() {
  var sfEls = document.getElementById("menu").getElementsByTagName("LI");
  for (var i=0; i<sfEls.length; i++) {
      sfEls[i].onmouseover=function() {
          this.className+=" sfhover";
      }
      sfEls[i].onmouseout=function() {
          this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
      }
  }
}
if (window.attachEvent) window.attachEvent("onload", sfHover);