function imgWindow(thisURL,width,height) {

	if (width>0 && height>0)
	{
		var cf = 1.2;
		var scrl = 1;
		width = width + 16;

		sWidth = screen.width;
		sHeight = screen.height;

		mWidth = Math.round(sWidth/cf);
		mHeight = Math.round(sHeight/cf);

		if (width > mWidth) { width = mWidth; scrl = 1;  }
		if (height > mHeight) { height = mHeight; }

		wOffset = Math.round((sWidth-width)/2)-8;
		hOffset = Math.round((sHeight-height)/2)-36;

		str = "left="+wOffset+",top="+hOffset+",width="+width+",height="+height+",scrollbars=" + scrl + ",resize=no";
	} else {
		str = "";
	}

	imgWin = window.open(thisURL,'',str,false);
	imgWin.focus();
}