please help for 轉檔

lingling

i use (Xilisoft 3GP Video Converter 3.17繁體中文版)5.39.217.77:8898: `1 u% O- g' |/ W2 }
i tried AVI 轉 RM,but it no picture,just got sound" @( u$ J; l- ]" J
don't know what wrong?, }" H* N* e# j0 M
why i want 轉 RM,because my hard disk full alreadytvb now,tvbnow,bttvb& B$ F1 {0 y2 S+ c! L
please help................