function Player:sendProxyModalWindow()
    local proxyList = configManager.getString(configKeys.PROXY_LIST)
    if #proxyList > 0 then
        local proxies = proxyList:split(";")
        local window = ModalWindow {
            title = "Select a proxy",
            message = "Please select a proxy, keep in mind that" ..
            "\nthe proxy will only start working once you" ..
            "\nlogout and type your account details again."
        }
        local accountId = self:getAccountId()
        local playerId = self:getId()

        local noProxyChoice = window:addChoice("No Proxy Server")
        noProxyChoice.proxyId = 0
        noProxyChoice.proxyName = "No server"

        for i = 1, #proxies do
            local proxyInfo = proxies[i]:split(",")
            local choice = window:addChoice(proxyInfo[4] .. " Proxy Server")
            choice.proxyId = proxyInfo[1]
            choice.proxyName = proxyInfo[4]
        end

        window:addButton("Select",
            function(button, choice)
                db.query("UPDATE `accounts` SET `proxy_id` = " .. choice.proxyId .. " WHERE `id` = " .. accountId)
                local player = Player(playerId)
                if player then
                    player:sendTextMessage(MESSAGE_INFO_DESCR, choice.proxyName .. " Proxy Server selected. Logout and type your account details again to start using it!")
                end
            end)

        window:addButton("Cancel")
        window:setDefaultEscapeButton('Cancel')
        window:setDefaultEnterButton('Select')
        window:sendToPlayer(self)
    end
end

function onSay(player, words, param)
    return player:sendProxyModalWindow()
end