What about this?
PHP Code:
public my_function(id)
{
CurrentTime = get_gametime()
if(UserChannelUsed[id][0] < CurrentTime)
{
send message id, channel 0
UserChannelUsed[id][0] = CurrentTime + 1.5)
}
else if(UserChannelUsed[id][1] < CurrentTime)
{
send message id, channel 1
UserChannelUsed[id][1] = CurrentTime + 1.5)
}
else if(UserChannelUsed[id][2] < CurrentTime)
{
send message id, channel
UserChannelUsed[id][2] = CurrentTime + 1.5)
}
else
{
return;
}
}