var otb;
var ox = 0;

function xpanBg(tgt) {
 ox = (ox - 2)%32767;
 tgt.style.backgroundPosition = ox + "px 0";
 window.setTimeout("xpanBg(otb)", 100);
}

window.onload = function() {
 otb = document.getElementById("panorama360");
 xsz = otb.offsetWidth;

 window.setTimeout("xpanBg(otb)", 100);
};