Samsung Ultra Smart F520: two-way slide touchscreen.

<p> Nokia N95, we again from Samsung, the Samsung Ultra Smart F700 production who saw the two-way slider design. .But with the Nokia N95 is different, Ultra Smart F700 slider is more complicated, both to the words as ordinary as the vertical slide of the phone, Dopod 838 can also be the same as the horizontal sliding. .As clever design, so when it will be exposed when the normal vertical sliding numeric keypad, and when it is horizontal slip, will reveal the full QWERTY full keyboard. .</ P>.