dh script

<!--[if lt IE 8]> <script src="http://ie7-js.googlecode.com/svn/version/2.1(beta4)/IE8.js"></script> <![endif]--><script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script>
<script type="text/javascript" charset="utf-8">
var scrollSpeed = 30;
var step = 1;
var current = 0;
var imageWidth = 1860;
var headerWidth = 1860;
var restartPosition = -(imageWidth - headerWidth);
function scrollBg(){
current -= step;
if (current == restartPosition){
current = 0;
}
$('body').css("background-position",current+"px 0");
}
var init = setInterval("scrollBg()", scrollSpeed);
</script>