Jagged arrays

const float PROGRAM_VERSION = 0.01f;

string[] DataLoadedFromMemoryBank;

string SelOpenBracket = "<";
string SelCloseBracket = ">";

const string NLCR = "\n\r";
const string ITEM_PERFIX = "- ";

const string ARG1 = "NEXT";
const string ARG2 = "PREV";
const string ARG3 = "OK";
const string ARG4 = "CANCEL";
const string ARG5 = "BACK";

static string[] ConfirmSubMenu = new string[2] { "Confirm", "Cancel" };
static string[] SelectMenu = new string[2] { "Select", "Cancel" };
static string SecondSubMenu = "Back";

static string[] MainMenu = new string[2] { "Login", "Power Off" };
static string[] SecondMenu = new string[4] { "Ship Control Systems", "Installation", "Ship Data", "Logout" };
static string[] InstallationMenu = new string[5] { "Install Ship Profile", "Remove Ship Profile", "Update Ship Profile", "Add User", "Remove User" };
static string[] ShipProfiles = new string[5] { "Fighter", "Miner", "Transporter", "Builder", "Escape Pod" };

static string[] FighterControlSystems = new string[8] { "Check Systems", "Dock", "Undock", "Trun Engines On", "Turn Engines Off", "Restock Ammo", "Activate Weapons", "Deactivate Weapons" };
static string[] MTBControlSystems = new string[7] { "Check Systems", "Dock", "Undock", "Trun Engines On", "Turn Engines Off", "Load Cargo", "Unload Cargo" };
static string[] EscapePodSystems = new string[6] { "Check Systems", "Turn Engines On", "Turn Engines Off", "Load Cargo", "Unload Cargo", "LAUNCH!" };

static string[] Keyboard = new string[63]{
"A","B","C","D","E","F","G","H","I","J","K","L","M","N","O","P","Q","R","S","T","U","V","W","X","Y","Z",
"a","b","c","d","e","f","g","h","i","j","k","l","m","n","o","p","q","r","s","t","u","v","w","x","y","z",
"0","1","2","3","4","5","6","7","8","9"," "};

static string[][] AllMenusArrayHolder;

const float ESCAPE_POD_LAUNCH_TIME = 30f;

bool UsingModdedCockpit = false;
string ModdedCockpitName = "";

string MenuTitle = "";

string ShipName = "";

bool UsingAlertMod = false;
string AlertModProgBlockName = "";

int MenuIndex = 0;
int ItemIndex = 0;


bool FirstRun = true;

static Program()
{
    AllMenusArrayHolder = new string[10][];
    AllMenusArrayHolder[0] = MainMenu;
    AllMenusArrayHolder[1] = SecondMenu;
    AllMenusArrayHolder[2] = InstallationMenu;
    AllMenusArrayHolder[3] = ShipProfiles;
    AllMenusArrayHolder[4] = FighterControlSystems;
    AllMenusArrayHolder[5] = MTBControlSystems;
    AllMenusArrayHolder[6] = EscapePodSystems;
    AllMenusArrayHolder[7] = ConfirmSubMenu;
    AllMenusArrayHolder[8] = SelectMenu;
    AllMenusArrayHolder[9] = Keyboard;
}

void Main(string argument)
{

    if (FirstRun)
    {
        for (int i = 0; i < AllMenusArrayHolder.Length; i++)
        {
            for (int j = 0; j < AllMenusArrayHolder[i].Length; j++)
            {
                WriteToScreen("LCD Panel", AllMenusArrayHolder[i][j] + NLCR, true);
            }
        }

        TextBuilder(1, AllMenusArrayHolder[1]);
    }

    if (argument != "")
        ArgumentHandler(argument);
}

void ArgumentHandler(string args)
{
    Echo("TEST 1");
    string[] SelectedArray = AllMenusArrayHolder[1];
    Echo("----------");

    switch (args)
    {
        case ARG1:
            {
                Echo("arg given: " + ARG1);

                if (ItemIndex == SelectedArray.Length - 1)
                {
                    ItemIndex = 0;
                    Echo("arg 1 condition 1 opt 1");
                }
                else
                {
                    ItemIndex++;
                    Echo("arg 1 condition 1 opt 2");
                }

                TextBuilder(1, SelectedArray);
                break;
            }

        case ARG2:
            {
                ItemIndex--;
                if (ItemIndex < 0) ItemIndex = SelectedArray.Length - 1;
                Echo("arg 2 condition 1 opt 2");

                Echo("arg given: " + ARG2);
                Echo("" + ItemIndex);
                TextBuilder(2, SelectedArray);
                break;
            }

        case ARG3:
            {

                Echo("arg given: " + ARG3);
                break;
            }

        case ARG4:
            {

                Echo("arg given: " + ARG4);
                break;
            }

        default:
            {
                Echo("Unknown command");
                break;
            }
    }
}

void TextBuilder(int Direction, string[] MenuArray)
{
    string TextToDisp = "";
    string SelectedMenuItem = "";

    string[] TextArray = new string[MenuArray.Length];
    Echo("INIT VAR");

    if (Direction == 1)
    {
        if (ItemIndex != MenuArray.Length)
        {
            //Echo("Check Index");
            SelectedMenuItem = SelOpenBracket + MenuArray[ItemIndex] + SelCloseBracket;

            for (int i = 0; i < TextArray.Length; i++)
            {
                TextArray[i] = MenuArray[i]; //copy the array in preparation to display selected item
            }
            if (SelectedMenuItem != "" || SelectedMenuItem != "<>")
            {
                TextArray[ItemIndex] = SelectedMenuItem;
            }

            for (int i = 0; i < TextArray.Length; i++)
            {
                if (i != TextArray.Length - 1)
                {
                    TextToDisp = TextToDisp + TextArray[i] + NLCR;
                }
                else
                {
                    TextToDisp = TextToDisp + TextArray[TextArray.Length - 1];
                }
            }

            //TextToDisp = TextArray[0] + NLCR + TextArray[1] + NLCR + TextArray[2] + NLCR + TextArray[3] + NLCR + TextArray[4];

            WriteToScreen("LCD Panel", TextToDisp, false);
        }
        else
        {
            SelectedMenuItem = SelOpenBracket + MenuArray[0] + SelCloseBracket;

            TextArray[0] = SelectedMenuItem;

            TextToDisp = TextArray[0];

            for (int i = 1; i < MenuArray.Length; i++)
            {
                if (i != MenuArray.Length - 1)
                {
                    TextToDisp = TextToDisp + MenuArray[i] + NLCR;
                }
                else
                {
                    TextToDisp = TextToDisp + MenuArray[MenuArray.Length - 1];
                }
            }

            //TextToDisp = TextArray[0] + NLCR + MenuArray[1] + NLCR + MenuArray[2] + NLCR + MenuArray[3] + NLCR + MenuArray[4];

            WriteToScreen("LCD Panel", TextToDisp, false);
        }
    }
    else if (Direction == 2)
    {
        if (ItemIndex != -1)// && MenuIndex > 0)
        {
            SelectedMenuItem = SelOpenBracket + MenuArray[ItemIndex] + SelCloseBracket;

            for (int i = 0; i < TextArray.Length; i++)
            {
                TextArray[i] = MenuArray[i];
            }
            if (SelectedMenuItem != "" || SelectedMenuItem != "<>")
            {
                TextArray[ItemIndex] = SelectedMenuItem;
            }

            for (int i = 0; i < TextArray.Length; i++)
            {
                if (i != TextArray.Length - 1)
                {
                    TextToDisp = TextToDisp + TextArray[i] + NLCR;
                }
                else
                {
                    TextToDisp = TextToDisp + TextArray[TextArray.Length - 1];
                }
            }

            //TextToDisp = TextArray[0] + NLCR + TextArray[1] + NLCR + TextArray[2] + NLCR + TextArray[3] + NLCR + TextArray[4];

            WriteToScreen("LCD Panel", TextToDisp, false);
        }
        else if (ItemIndex == -1)
        {
            SelectedMenuItem = SelOpenBracket + MenuArray[MenuArray.Length - 1] + SelCloseBracket;

            TextArray[TextArray.Length - 1] = SelectedMenuItem;

            for (int i = 0; i < MenuArray.Length - 1; i++)
            {
                TextToDisp = TextToDisp + MenuArray[i] + NLCR;
            }

            TextToDisp = TextToDisp + TextArray[TextArray.Length - 1];

            //TextToDisp = MenuArray[0] + MenuArray[1] + MenuArray[2] + MenuArray[3] + TextArray[4];

            WriteToScreen("LCD Panel", TextToDisp, false);
        }
    }
}

// Write text to LCD screen
void WriteToScreen(string ScreenName, string text, bool AppendToScreen)
{
    IMyTextPanel LCD = GridTerminalSystem.GetBlockWithName(ScreenName) as IMyTextPanel;
    if (LCD != null)
    {
        LCD.ShowTextureOnScreen();
        LCD.WritePublicText(text, AppendToScreen);
        LCD.ShowPublicTextOnScreen();
    }
}

//Read text from LCD screen
string ReadFromScreen(string ScreenName)
{
    string TextFromPanel = "";
    IMyTextPanel LCD = GridTerminalSystem.GetBlockWithName(ScreenName) as IMyTextPanel;
    TextFromPanel = LCD.GetPublicText();
    return TextFromPanel;
}