_ispressed call way

[jaenster 0]

01 Left mouse button
02 Right mouse button
04 Middle mouse button (three-button mouse)
05 Windows 2000/XP: X1 mouse button
06 Windows 2000/XP: X2 mouse button

_ispressed("02")

Checks of the right mouse button is pressed ..

How i know what i need to call for what function

[cppman 1]

0_o

huh?