Here's a quick anatomy lesson.
Push down to close slider.
Make & answer calls.
Scroll up, down, left, or right.
2
Push Bar
Left Soft Key
TV/Camera Key
Send Key
Navigation Key
Light Sensor
Automatically adjusts keypad
backlighting to conserve battery.
Right Soft Key
Lock Key
Clear/Back Key
Power/End Key
Turn on/off, hang up, exit menus.
Microphone
Center Select Key
Open main menu & select menu items.