This is not right:
flashVer=WIN%%24,0,0,221
It is about handling empty space within parameter.
From beginning to the end of parameter no empty space is allowed.
It is replaced with %%20 in batch file, with %20 on command line.
You can see real life example in my old post,
http://stream-recorder.com/forum/sho...57&postcount=3
and here it says it right.
http://www.robvanderwoude.com/escapechars.php
Your progress is good, it is troubleshooting little bits from here now on.
One more to "escape":
? with \?
pageUrl=http://sportstream365.com/viewer?game=107954793
pageUrl=http://sportstream365.com/viewer\?game=107954793