if (document.images)
{                               
img1on = new Image();
img1on.src = "../../gif/nav/gg.gif";
img2on = new Image();
img2on.src = "../../gif/nav/hh.gif";
img3on = new Image();
img3on.src = "../../gif/nav/ii.gif";
img4on = new Image();
img4on.src = "../../gif/nav/jj.gif";
img5on = new Image();
img5on.src = "../../gif/nav/kk.gif";
                                              
img1off = new Image();
img1off.src = "../../gif/nav/g.gif";
img2off = new Image();
img2off.src = "../../gif/nav/h.gif";
img3off = new Image();
img3off.src = "../../gif/nav/i.gif";
img4off = new Image();
img4off.src = "../../gif/nav/j.gif";
img5off = new Image();
img5off.src = "../../gif/nav/k.gif";

img1ad = new Image();
img1ad.src = "../../gif/nav/1.gif";
img2ad = new Image();
img2ad.src = "../../gif/nav/2.gif";
img3ad = new Image();
img3ad.src = "../../gif/nav/3.gif";
img4ad = new Image();
img4ad.src = "../../gif/nav/4.gif";
img5ad = new Image();
img5ad.src = "../../gif/nav/5.gif";
                       
} 
function imgOn(imgName) {         
	if (document.images) {
		document[imgName].src = eval(imgName + "on.src");             		
		document["img0"].src = eval(imgName + "ad.src");
		}
} 
function imgOff(imgName) {
  	if (document.images) {
		document[imgName].src = eval(imgName + "off.src");             		
		document["img0"].src = "../../gif/nav/0.gif";
		}
}