thats exactly what happened to me ..perfect timing...yeah if u take out ur motor, then hold up the window put the motor back in it will keep the window up...heres instructions on taking the window motor out
http://shbox.com/page/windowmotor.html
the only thing is u'll have to do this all over again when u put the new motor in..i think they are like $70 at autozone...or ebay for 30..hope it works out