var iBackgroundX = -500;
var iBackgroundY = 0;
var iSpeed = 4;
var tRepeat;

function ScrollBackgroundStop() {
	clearTimeout(tRepeat);
}

function ScrollBackground() {
	iBackgroundX--;
	document.getElementById('PANORAMA_IMG').style.backgroundPosition = iBackgroundX + 'px ' + iBackgroundY + 'px';
	tRepeat = setTimeout(ScrollBackground,iSpeed);
}

womAdd('ScrollBackground()');