Just sign and install this application
then open X-Plore go to C:boot and paste any image there which you want as your bootscreen (u have to rename it as startup.gif/jpg/png/bmp etc)
you can change background music also.
do same copy any tone to c:Boot and remane it to startup.mp3
http://static.mobile9.com/bbcode/smileys/smile.gif" alt="" class="smilies"/>