Name = navigator.appName;
Version = parseInt(navigator.appVersion);

if (Name == "Netscape" && Version >= 3)
	Browser = "n3";
else if ( Name == "Microsoft Internet Explorer" && Version >= 4 )
	Browser = "n3";
else
	Browser = "n2";

if (Browser == "n3") 
{
     home1 = new Image();
     home1.src  = "../buttons/home1.gif";
     home2 = new Image();
     home2.src = "../buttons/home2.gif";

     prescription1 = new Image();
     prescription1.src  = "../buttons/prescription1.gif";
     prescription2 = new Image();
     prescription2.src = "../buttons/prescription2.gif";

     non_prescription1 = new Image();
     non_prescription1.src  = "../buttons/non_prescription1.gif";
     non_prescription2 = new Image();
     non_prescription2.src = "../buttons/non_prescription2.gif";

     library1 = new Image();
     library1.src  = "../buttons/library1.gif";
     library2 = new Image();
     library2.src = "../buttons/library2.gif";
     
     profile1 = new Image();
     profile1.src  = "../buttons/profile1.gif";
     profile2 = new Image();
     profile2.src = "../buttons/profile2.gif";
     
     new_user1 = new Image();
     new_user1.src  = "../buttons/new_user1.gif";
     new_user2 = new Image();
     new_user2.src = "../buttons/new_user2.gif";
     
     cart1 = new Image();
     cart1.src  = "../buttons/cart1.gif";
     cart2 = new Image();
     cart2.src = "../buttons/cart2.gif";
    
     about1 = new Image();
     about1.src  = "../buttons/about1.gif";
     about2 = new Image();
     about2.src = "../buttons/about2.gif";
     
     faq1 = new Image();
     faq1.src  = "../buttons/faq2.gif";
     faq2 = new Image();
     faq2.src = "../buttons/faq2.gif";
     
     ask1 = new Image();
     ask1.src  = "../buttons/ask1.gif";
     ask2 = new Image();
     ask2.src = "../buttons/ask2.gif";
     
     terms1 = new Image();
     terms1.src  = "../buttons/terms1.gif";
     terms2 = new Image();
     terms2.src = "../buttons/terms2.gif";

	 privacy1 = new Image();
     privacy1.src  = "../buttons/privacy1.gif";
     privacy2 = new Image();
     privacy2.src = "../buttons/privacy2.gif";	
}

function change(Name,Image,No) 
{
     if (Browser == "n3") document [Name].src = eval(Image + No + ".src");
}