幫我轉變成手機短片

幫我將youtube的短片變成手機短片
格式1定要係3GP
尺寸1定要係尺寸:176x144
因為我手機只睇到176x144
同埋可唔可以教下我點轉得嗎?
要幫我轉埋下面戈D



http://www.youtube.com/watch?v=5q6uW-BehC4

http://www.youtube.com/watch?v=i88hMDtQw3k

http://www.youtube.com/watch?v=3AufA4CKxis

http://www.youtube.com/watch?v=9LETZzZ8k7k

http://www.youtube.com/watch?v=U2_slOEx7_w&feature=related

http://www.youtube.com/watch?v=DqCFPcJdZtc&feature=related