/* Smooth Scroll Back to Top */ function backToTop() { var x1 = x2 = x3 = 0; var y1 = y2 = y3 = 0; if (document.documentElement) { x1 = document.documentElement.scrollLeft || 0; y1 = document.documentElement.scrollTop || 0; } if (document.body) { x2 = document.body.scrollLeft || 0; y2 = document.body.scrollTop || 0; } x3 = window.scrollX || 0; y3 = window.scrollY || 0; var x = Math.max(x1, Math.max(x2, x3)); var y = Math.max(y1, Math.max(y2, y3)); window.scrollTo(Math.floor(x / 2), Math.floor(y / 2)); if (x > 0 || y > 0) window.setTimeout("backToTop()", 25); }