var/list/IP_Address[] = new()//Teporary logging of IP Addresses
var/Maximum_Addresses_Allowed = 2//Only 1 person on at a time
//You can change how many people are allowed at a time by changing the number.
//Never set to 0, otherwise no one can login
client
    New()
        if(address)//If the person logging in has a address, because when you host your address is null and makes this entire thing mess up
            if(IP_Address.Find("[address]") && IP_Address["[address]"]>0)
                IP_Address["[address]"]++//Add how many people on that address
                if(IP_Address["[address]"]>Maximum_Addresses_Allowed)//Checks to see how many can login
                    src<<"<font color=red>You can only have a maximum of [Maximum_Addresses_Allowed] keys on at a time.</font>"//Message they get before being booted
                    del(src)//Obivious...
            else
                IP_Address["[address]"] = 1//When they login, they're going to have a character logged in anyway if they're not trying to multikey
        ..()
    Del()
        if(address && IP_Address.Find("[address]"))
            IP_Address["[address]"]--//Subtract the people so they can log out and login with a different key or the same key
            if(IP_Address["[address]"]<=0)//Check it
                IP_Address -= "[address]"//Take their address out of it
        ..()