function centrewindow(wid,hig) {
	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 - wid)/2, yOffset = (yMax - hig)/2;
	return ',screenX='+xOffset+',screenY='+yOffset+',top='+yOffset+',left='+xOffset;
}

function tbxPop(fileid) {
	iWidth = 500;
	iHeight = 400;
	sFeats = centrewindow(iWidth,iHeight);
	open ("toolbar.php?file=console/imgview.php&p1="+fileid,'tbximage','width='+iWidth+',height='+iHeight+',resizable=1,scrollbars=1,status=0,menubar=0'+sFeats+'');
}