function nes(obj)
{
return document.getElementById(obj);
} 
function slide_goster() {
for(i=0;i<13;i++) {
if (i == selected_slide) {
nes("slide_"+i).style.display = "block";
document["sd"+i].src = "/images/numbers/nav_"+i+"_.gif";
}
else
{
nes("slide_"+i).style.display = "none";
document["sd"+i].src = "/images/numbers/nav_"+i+".gif";
} 
} 
} 
function slide_change(slideId) {
if (slideId >= 0) {
clearTimeout(slideTimeout);
selected_slide = slideId;
slide_goster();
}
else 
{
slide_goster();
selected_slide = selected_slide + 1;
if(selected_slide >= 13) selected_slide = 0;

slideTimeout = setTimeout("slide_change(-1)", '6000');
} 
} 
var selected_slide = 0;
var slideTimeout =1;
slideTimeout = setTimeout("slide_change(-1)", '6000');