if (document.images){
  header4 = new Image();   header4.src = "http://www.lizlogie.com/views/images/headers/4/header_bkg.jpg"; 
  left4 = new Image();  left4.src = "http://www.lizlogie.com/views/images/headers/4/menu_on/left.gif";
  home4_off = new Image();  home4_off.src = "http://www.lizlogie.com/views/images/headers/4/menu_on/home.gif";
  home4_on = new Image();   home4_on.src = "http://www.lizlogie.com/views/images/headers/4/menu_off/home.gif";
  about4_off = new Image();  about4_off.src = "http://www.lizlogie.com/views/images/headers/4/menu_on/about.gif";
  about4_on = new Image();   about4_on.src = "http://www.lizlogie.com/views/images/headers/4/menu_off/about.gif";

}