function fPopup(sUrl,iWidth,iHeight)
{
	if (document.all)
		var xMax = screen.width, yMax = screen.height;
	else
		if (document.layers)
			var xMax = window.outerWidth, yMax = window.outerHeight;
		else
			var xMax = 800, yMax=600;
			var xOffset = (xMax - [iWidth])/2, yOffset = (yMax - [iHeight])/2;
	var swin = window.open([sUrl],"swindow","scrollbars=1,resizable=1,width=" + [iWidth] + ",height=" + [iHeight] + ",screenX=" + xOffset + ",screenY=" + yOffset + ",top=" + yOffset + ",left=" + xOffset + "");
	swin.focus();
}