var browserOK = false;
    var pics;

  
    browserOK = true;  
    pics = new Array();



  function imgover(count){  
    if (browserOK) { 
      document.images[pics[count][2]].src=pics[count][1].src;
    }
  }  
  function imgout(count){     
    if (browserOK) { 
      document.images[pics[count][2]].src=pics[count][0].src;
    }  
  }
  function preload(count,name, first, second) { 
    if (browserOK) { 
      pics[count] = new Array(3);   
      pics[count][0] = new Image();   
      pics[count][0].src = first;    
      pics[count][1] = new Image();    
      pics[count][1].src = second;    
      pics[count][2] = name; }  
  }
   
	
	preload(7,"home", "images/nav/home1.gif", "images/nav/home2.gif");
	preload(8,"party_caricatures", "images/nav/party3.gif", "images/nav/party4.gif");
	preload(9,"corporate_caricatures", "images/nav/corporate1.gif", "images/nav/corporate2.gif");
	preload(10,"tradeshow_caricatures", "images/nav/trade1.gif", "images/nav/trade2.gif");
	preload(32,"kids_party", "images/nav/kids1.gif", "images/nav/kids2.gif");
	preload(11,"birthday_Caricatures", "images/nav/birthday1.gif", "images/nav/birthday2.gif");
	preload(12,"Wedding_caricatures", "images/nav/wedding1.gif", "images/nav/wedding2.gif");
	preload(15,"harbour_cruises", "images/nav/harbour1.gif", "images/nav/harbour2.gif");
	preload(29,"digital", "images/nav/digital1.gif", "images/nav/digital2.gif");
	preload(16,"about", "images/nav/about1.gif", "images/nav/about2.gif");  
	preload(17,"contact", "images/nav/contact1.gif", "images/nav/contact2.gif");
	preload(28,"special paper", "images/nav/specialPaper1.gif", "images/nav/specialPaper2.gif");
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	preload(19,"cartoons_caricatures", "images/hori/cartoons1.gif", "images/hori/cartoons2.gif");	
	preload(20,"caricature_artist_sydney", "images/hori/citysketches1.gif", "images/hori/citysketches2.gif");		
	preload(21,"comicstrips_caricatures", "images/hori/comicstrips1.gif", "images/hori/comicstrips2.gif");	
	preload(22,"corporate_cartoonist_sydney", "images/hori/animation1.gif", "images/hori/animation2.gif");	
	preload(23,"illustrations", "images/hori/illustrations1.gif", "images/hori/illustrations2.gif");
	preload(24,"testimonies_caricatures", "images/hori/testimonies1.gif", "images/hori/testimonies2.gif");
	preload(25,"sitemap", "images/hori/sitemap1.gif", "images/hori/sitemap2.gif");
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	preload(31,"quick-caricatures", "images/nav/quickCari1.gif", "images/nav/quickCari2.gif");
	preload(33,"expo_booth_caricatures", "images/nav/expo1.gif", "images/nav/expo2.gif");
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	preload(35,"photo-caricature", "images/nav/studio1.gif", "images/nav/studio2.gif");