function tabDiv (idx) {
    var divs = ['contact','friend','map'];

    // Have to use setTimout to give IE a chance to think...

    for (var i=0; i < divs.length; i++) {
      setTimeout("changeImg('"+divs[i]+"Tab','/images/"+divs[i]+"Tab.gif', true);", i * 50);
      setProperty(divs[i]+'Div',"style.display='none'");
    }

    setTimeout("changeImg('"+divs[idx]+"Tab','/images/"+divs[idx]+"Tab_on.gif', true);", i * 50);
    setProperty(divs[idx]+'Div',"style.display='block'");

  }