function changeStyles()
{
  if (document.getElementById("menupad_3"))
  {
    if (document.getElementById("menupad_3").className == "menuPadBlue")
    {
      document.getElementById("menupad_3").className = "menuPadOrange";
    }
  }
  if (document.getElementById("menupadactive_3"))
  {
    if (document.getElementById("menupadactive_3").className == "menuPadActiveBlue")
    {
      document.getElementById("menupadactive_3").className = "menuPadActiveOrange";
    }
  }
  
  if (document.getElementById("menupad_4"))
  {
    if (document.getElementById("menupad_4").className == "menuPadBlue")
    {
      document.getElementById("menupad_4").className = "menuPadGray";
    }
  }
  if (document.getElementById("menupadactive_4"))
  {
    if (document.getElementById("menupadactive_4").className == "menuPadActiveBlue")
    {
      document.getElementById("menupadactive_4").className = "menuPadActiveGray";
    }
  }
  
  picsToPreload = new Array('images/menupadbluehover.png','images/menupadorangehover.png','images/menupadgrayhover.png','images/menuactiveblue.png','images/menuactiveorange.png',
                            'images/menuactivegray.png','images/bulletblue.png','images/bullet.png','images/bulletgray.png');
  picsLoaded = new Array();
  for (i=0;i<picsToPreload.length;i++)
  {
    picsLoaded[i] = new Image();
    picsLoaded[i].src = picsToPreload[i];
  }
  
}