thanks yeah it was under MyDocs ok now I can set the permission and run it but its looking not weird now the background is grey not black also the buttons grey not black ok dpkg i- sayhi.deb does the work, but where I can find the app or how can I run it...the installed one. thanks for the help!!!
dpkg -L sayhi_0.1_armel.deb
/usr/bin/sayHI