How do i convert video files so i can use them in windows live movie maker? 13 points first decent answer!!?

i have a camcorder(samsung mx20) but the file format isnt accepted by windows live movie maker,the editor it has is alright but it only trims the videos and its really slow, is there any video converter software that converts it into a file format accepted by windows live movie maker that i can get? i really... show more i have a camcorder(samsung mx20) but the file format isnt accepted by windows live movie maker,the editor it has is alright but it only trims the videos and its really slow,

is there any video converter software that converts it into a file format accepted by windows live movie maker that i can get?

i really really need one!!
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