What's the URL of a specific file that you're trying to play?
You should be able to right-click Zoom:Full Screen, typically...

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(speaking for myself and doing this in my free time)
See http://zachd.com/pss/pss.html for some helpful WMP info.
This posting is provided "AS IS" with no warranties, and confers no rights.
Now Playing: "Like a Prayer" by "Madonna" in WMP10.
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"Clueless" <Clueless@discussions.microsoft.com> wrote in message
news:E4BB96F5-4CE7-4CD9-A14E-419F4628B7D2@microsoft.com...
>I dont know if this is a stupid question or not but I am trying to watch
> music videos off several websites (CMT and MTV) and I cant seem to blow
> them
> up to full screen version it simply doesnt give me the option with right
> click or double click. Now I know it used to give me that option but for
> whatever reason (I must of changed something by accident) it doesnt
> anymore.
> PLEASE HELP ME.
>