img1a = new Image; 
img1b = new Image;
img1a2 = new Image; 
img1b2 = new Image;
img1a.src = "images/nav/home_white.gif"; 
img1b.src = "images/nav/home_orange.gif";
img1a2.src = "../images/nav/home_white.gif"; 
img1b2.src = "../images/nav/home_orange.gif";

img2a = new Image; 
img2b = new Image;
img2a2 = new Image; 
img2b2 = new Image;
img2a.src = "images/nav/download_white.gif"; 
img2b.src = "images/nav/download_orange.gif";
img2a2.src = "../images/nav/download_white.gif"; 
img2b2.src = "../images/nav/download_orange.gif";

img3a = new Image; 
img3b = new Image;
img3a2 = new Image; 
img3b2 = new Image;
img3a.src = "images/nav/buynow_white.gif"; 
img3b.src = "images/nav/buynow_orange.gif";
img3a2.src = "../images/nav/buynow_white.gif"; 
img3b2.src = "../images/nav/buynow_orange.gif";

img4a = new Image; 
img4b = new Image;
img4a2 = new Image; 
img4b2 = new Image;
img4a.src = "images/nav/features_white.gif";
img4b.src = "images/nav/features_orange.gif";
img4a2.src = "../images/nav/features_white.gif";
img4b2.src = "../images/nav/features_orange.gif";

img5a = new Image; 
img5b = new Image;
img5a2 = new Image; 
img5b2 = new Image;
img5a.src = "images/nav/contact_white.gif";
img5b.src = "images/nav/contact_orange.gif";
img5a2.src = "../images/nav/contact_white.gif";
img5b2.src = "../images/nav/contact_orange.gif";