hi,,, you need to reset how much disc space sys restor uses,,,, as default i think its set at about 1/4 of your total hdd space,,, on mine this was about 60gig,, so it likes to create restor points for fun,,,, i reset mine to 20gig,,, seems like enough,,,
http://www.downloadsquad.com/2007/04/20/ho...system-restore/here's a link on how to do it,,,,, good luck