cFunc["build_gangarenas"] = function()
    local result, numrows = dbPoll(dbQuery(dbhandler, "SELECT * FROM gang_arenas;"), dbpTime)
    if(numrows > 0) then
        for index, row in pairs(result) do
            local x1, y1 = row['X1'], row['X2']
            local x2, y2 = row['X3'], row['X4']

            local xs = math.abs(x1-x2)
            local ys = math.abs(y1-y2)

            local color = mtGetFactionColor(row['OWNER'])
            cSetting["gang_arena"][row['GID']] = createRadarArea(x1, y1, xs, ys, color[1], color[2], color[3], 200, getRootElement())

            for index, data in pairs(row) do
                mtSetElementData(cSetting["gang_arena"][row['GID']], index, data)
            end

            cSetting["gang_arena"]['COL'] = createColRectangle(x1, y1, xs, ys)
            addEventHandler("onColShapeHit", cSetting["gang_arena"]['COL'], function(hi)
                if(getElementType(hi) == "player") then
                    if(mtGetElementData(hi, "fraktion") == "lscivilian") then
                        outputInfobox(hi, "Warning: Entering this area may be dangerous, because it's owned by a gang!", 50, 200, 50)
                        return
                    end
                    if(mtGetElementData(hi, "fraktion") ~= row['OWNER']) then
                        outputInfobox(hi, "Use /startgangwar to attack this area.", 0, 255, 255)
                        cSetting["player_area"][hi] = cSetting["gang_arena"][row['GID']]
                    end
                end
            end)
        end

        outputDebugString(#cSetting["gang_arena"].." gang arenas created.")
    else
        outputDebugString("No gang arenas found.")
    end
end