Change your flash bbcode to this... this should prevent your {param}'s from being linked...
Code:
<p align="center"><OBJECT classid="clsid27CDB6E-AE6D-11cf-96B8-444553540000"
codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=8,0,0,0"
WIDTH="800" HEIGHT="600" id="{param}" ALIGN="" rel="thickbox">
<PARAM NAME=movie VALUE="{param}" rel="thickbox"> <PARAM NAME=quality VALUE=high> <PARAM NAME=bgcolor VALUE=#FFFFFF> <EMBED src="{param}" quality=high bgcolor=#FFFFFF WIDTH="800" HEIGHT="600" NAME="{param}" ALIGN=""
TYPE="application/x-shockwave-flash" PLUGINSPAGE="http://www.macromedia.com/go/getflashplayer" rel="thickbox"></EMBED>
</OBJECT></p>