install apk on sdcard
<p>adb install [-l] [-r] [-s]  - push this package file to the device and i
nstall it
                                 ('-l' means forward-lock the app)
                                 ('-r' means reinstall the app, keeping its data
)
                                 ('-s' means install on SD card instead of inter
nal storage)</p>

<p>how to use  the last option that is install apk on sdcard</p>
