function checkValidCharacterName(theText)
	local foundSpace, valid = false, true
	local lastChar, current = ' ', ''
	for i = 1, #theText do
		local char = theText:sub( i, i )
		if char == ' ' then -- it's a space
			if i == #theText then -- space at the end of name is not allowed
				valid = false
				return false
			else
				foundSpace = true -- we have at least two name parts
			end

			if #current < 2 then -- check if name's part is at least 2 chars
				valid = false
				return false
			end
			current = ''
		elseif lastChar == ' ' then -- this char follows a space, we need a capital letter
			if char < 'A' or char > 'Z' then
				valid = false
				return false
			end
			current = current .. char
		elseif ( char >= 'a' and char <= 'z' ) or ( char >= 'A' and char <= 'Z' ) or (char == "'") then -- can have letters anywhere in the name
			current = current .. char
		else -- unrecognized char (numbers, special chars)
			valid = false
			return false
		end
		lastChar = char
	end

	if valid and foundSpace and #theText < 25 and #current >= 2 then
		return true
	else
		return false
	end
end

function registerPlayer(username,password,passwordConfirm)
    if not (username == "") then
        if not (password == "") then
            if not (passwordConfirm == "") then
                if password == passwordConfirm then
                    local trueLogin = checkValidCharacterName(username)
                    if trueLogin then
                        local account = getAccount (username,password)
                        if (account == false) then
                            local accountAdded = addAccount(tostring(username),tostring(password))
                            if (accountAdded) then
                                triggerClientEvent(source,"hideRegisterWindow",getRootElement())
                                outputChatBox ("#0000FF* #FFFFFFYou have sucessfuly registered! [Username: #ABCDEF" .. username .. " #FF0000| #FFFFFFPassword: #ABCDEF" .. password .. "#FFFFFF]",source,255,255,255,true )
                                setTimer(outputChatBox,800,1,"#0000FF* #FFFFFFТеперь вы можете войти в систему с новой учетной записи.",source,255,255,255,true )
                            else
                                outputChatBox ("#0000FF* #FFFFFF Неизвестная ошибка! Пожалуйста выберете другой логин/пароль и попробуйте еще раз.",source,255,255,255,true )
                            end
                        else
                            outputChatBox ("#0000FF* #FFFFFFОшибка! Такой аккаунт уже есть попробуйте другой логин!",source,255,255,255,true )
                        end
                    else
                        outputChatBox ("#0000FF* #FFFFFFОшибка! Пример имени: Carl_Jackson!",source,255,255,255,true)
                    end
                else
                    outputChatBox ("#0000FF* #FFFFFFОшибка! Пароли не совпадают!",source,255,255,255,true)
                end
            else
                outputChatBox ("#0000FF* #FFFFFFОшибка! Пожалуйста, подтвердите свой пароль!",source,255,255,255,true)
            end
        else
            outputChatBox ("#0000FF* #FFFFFFОшибка! Пожалуйста, введите пароль!",source,255,255,255,true)
        end
    else
        outputChatBox ("#0000FF* #FFFFFFОшибка! Пожалуйста введите имя пользователя под которым хотите зарегистрироваться!",source,255,255,255,true)
    end
end