Let me disagree with you. There is a big difference. That glass you see in this window is thicker, is constant in technical terms of thickness and color and is not put in lead. Wiki isn't always reliable.
Sorry. Site doesn't works well. Two times not accepting and then giving three comments.
In my eyes this isn't "stained glass" but simply "fabric made colored glass". Nice picture though.
Advertising for a new washing powder? The colors are not natural!