$(document).ready(function(){



var scrollSpeed = 70;
var step = 1;
var current = 0;
var imageHeight = 458;
var headerHeight = 1000;
var restartPosition = -(imageHeight – headerHeight);
function scrollBg(){
current -= step;
if (current == restartPosition){
current = 0;
}
$('#secondary′).css(”background-position”,”0 “+current+”px”);
}
var init = setInterval(”scrollBg()”, scrollSpeed);

});