PSP™ system button Help     

Back L button
Forward R button
Display / hide menu bar triangle button
Open ecks button
Open in a different tab ecks button (press and hold)
Close Internet browser circle button
Scroll square button + analog stick
Scroll by page square button + directional buttons
Move to previous tab square button + L button
Move to next tab square button + R button
Move pointer to nearest link
Directional buttons
Move pointer in any direction Analog stick