Any software i can use to edit divx files

ok so i have the ripped a DVD and it “uses a divx codec” but according to “gspot” (software to identify all specs on a movie clip) it is “XviD ISO MPEG-4” codec, its almost 2 hours long, and movie maker crashes when i use it, adobe premier pro takes forever to “render” it
, please HELP!!! i have a project due extremely soon (too soon for me to procrastinate), bear in mind i will need to put it into a flash document
thanks for your help