function openWindowCentered(pMoviePath, pWidth, pHeight, pRezizable, pStatus, pScrollbars) {
	if (document.all){
		var xMax = screen.width, yMax = screen.height;
		}
	 else {
		if (document.layers) {
			var xMax = window.outerWidth, yMax = window.outerHeight;
			}
		else {
			var xMax = pWidth, yMax=pHeight;
			}
		}
	var xOffset = (xMax - pWidth)/2, yOffset = (yMax - pHeight)/2;
	vrWindow = open(pMoviePath,'VR','width='+pWidth+',height='+pHeight+',scrollbars='+pScrollbars+',toolbar=0,location=0,directories=0,status='+pStatus+',resizable='+xOffset+',screenX='+xOffset+',screenY='+yOffset+',top='+yOffset+',left='+xOffset+'');
	if (window.focus) {
	vrWindow.focus(); 
	}
}