It appears that the anchoring system for skins in the WebClient is funky.
Numbered Steps to Reproduce Problem:
Play a game with a custom skin.
World of Business by Ralf1324
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Dreambox (My Classroom) by Kidpaddle45
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...clicking View Schedules
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...clicking Join Lobby
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Manacept by The Magic Man
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If you'd like any more examples, let me know. If you'd like me to dish up an example game for your testing purposes, let me know.
Additionally, resizing the iframe doesn't count as a winget(..."size"). I just tested it with an automatic client.view script. It just stretches the icons instead of increasing the view size.