// speed in milliseconds
var scrollSpeed = 70;

// set the default position
var current = 0;

// set the direction
var direction = 'h';

function bgscroll(){

	// 1 pixel row at a time
    current -= 1;

    // move the background with backgrond-position css properties
    $('body').css("backgroundPosition", (direction == 'h') ? current+"px 0" : "0 " + current+"px");

}

$(document).ready(function(){

	//Calls the scrolling function repeatedly
 setInterval("bgscroll()", scrollSpeed);	

});