WinWait, Minecraft 1.8.1, 
IfWinNotActive, Minecraft 1.8.1, , WinActivate, Minecraft 1.8.1, 
WinWaitActive, Minecraft 1.8.1, 
PgDn::Click Down Right ;Press PgDn to hold the right mouse button down
PgUp::Click Up Right ;PgUp to release the right mouse button