HaloMods "Classic" Read-only Archive

okay ive usualy only messed with stuff with HMT v3.5 and its been working fine but now i want to take it to the next level with sparkedit but when i open it up then upen a cached file it just starts falling down until all i see is grey ive restarted my computer and it still does this what am i doing wrong?

thanks for your help

HMT
http://files.halomods.com/download.php?id=8073

Spark edit
http://videogames.yahoo.com/predownload?eid=321283

this should help just download this and delete current software

thanks man

Your welcome