right click the link and save target as onto your hard drive. Then re-upload it onto your server/host/URL Is that what you mean?
Are you sure the previous coding you had was SWF and not moving .GIF ? heres how it shoudl look for SWF just incase.. I have in bold the links for the flash banner, also the size of the banner is slightly bigger than standard
<object classid="clsid

27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,19,0" width="728" height="90">
<param name="movie" value="
http://www.dirtytrax.com/banners/tran_djbanner.swf" />
<param name="quality" value="high" />
<embed src="
http://www.dirtytrax.com/banners/tran_djbanner.swf" align="middle" quality="high" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" width="728" height="90"></embed>
</object>