var oWindow, oImage;
if(typeof(bIsIE) == 'undefined') {
	bIsIE = false;
}

function showWindow(sSrc) {
	oImage.src = 'about:blank';
	oWindow.style.display = "block";
	oImage.src = sSrc;
	window.onscroll();
}

window.onscroll = function () {
	if(oWindow && bIsIE && oWindow.currentStyle.position == "absolute") {
		var iScrollTop = document.documentElement.scrollTop ? document.documentElement.scrollTop : document.body.scrollTop;
		oWindow.style.top = -50 + iScrollTop + 'px';
	}
}