Hmm Jass...

globals
// Dialogs
    dialog udg_maindialog
    // Normal Unit Dialogs
    dialog udg_spawnnudialog000
    dialog udg_spawnnudialog001
    dialog udg_spawnnudialog002
   
    // Hero Unit Dialogs
    dialog udg_spawnhudialog000
    dialog udg_spawnhudialog001
    dialog udg_spawnhudialog002
   
    // Terrain Dialogs
    dialog udg_terrainmain
    dialog udg_terraindialog000
    dialog udg_terraindialog001
    dialog udg_terraindialog002
   
// Dialog Button Arrays
    button array udg_spawndialogbuttons000
    button array udg_spawndialogbuttons001
   
    // Terrain Button Arrays
    button array udg_terraindialogbuttonsmain
endglobals

function dlgcreate_terrainmain takes nothing returns nothing
    call DialogSetMessage(udg_terrainmain,"Choose Terrain Tileset")
    set udg_terraindialogbuttonsmain[0] = DialogAddButton(udg_terrainmain, "Ashenvale (A)", 'A')
    set udg_terraindialogbuttonsmain[1] = DialogAddButton(udg_terrainmain, "Barrens (B)", 'B')
    set udg_terraindialogbuttonsmain[2] = DialogAddButton(udg_terrainmain, "Black Citadel (K)", 'K')
    set udg_terraindialogbuttonsmain[3] = DialogAddButton(udg_terrainmain, "CityScape (Y)", 'Y')
    set udg_terraindialogbuttonsmain[4] = DialogAddButton(udg_terrainmain, "Dalaran (X)", 'X')
    set udg_terraindialogbuttonsmain[5] = DialogAddButton(udg_terrainmain, "Dalaran Ruins (J)", 'J')
    set udg_terraindialogbuttonsmain[6] = DialogAddButton(udg_terrainmain, "Dungeon (D)", 'D')
    set udg_terraindialogbuttonsmain[7] = DialogAddButton(udg_terrainmain, "Felwood (C)", 'C')
    set udg_terraindialogbuttonsmain[8] = DialogAddButton(udg_terrainmain, "Icecrown Glacier (I)", 'I')
    set udg_terraindialogbuttonsmain[9] = DialogAddButton(udg_terrainmain, "Lordaeron Fall (F)", 'F')
    set udg_terraindialogbuttonsmain[10] = DialogAddButton(udg_terrainmain, "Lordaeron Summer (L)", 'L')
    set udg_terraindialogbuttonsmain[11] = DialogAddButton(udg_terrainmain, "Lordaeron Winter (W)", 'W')
    set udg_terraindialogbuttonsmain[12] = DialogAddButton(udg_terrainmain, "Northrend (N)", 'N')
    set udg_terraindialogbuttonsmain[13] = DialogAddButton(udg_terrainmain, "Outland (O)", 'O')
    set udg_terraindialogbuttonsmain[14] = DialogAddButton(udg_terrainmain, "Sunken Ruins (Z)", 'Z')
    set udg_terraindialogbuttonsmain[15] = DialogAddButton(udg_terrainmain, "Underground (G)", 'G')
    set udg_terraindialogbuttonsmain[16] = DialogAddButton(udg_terrainmain, "Village (V)", 'V')
    set udg_terraindialogbuttonsmain[17] = DialogAddButton(udg_terrainmain, "Village Fall (Q)", 'Q')
    set udg_terraindialogbuttonsmain[18] = DialogAddButton(udg_terrainmain, "Cliffs (S)", 'S')
    set udg_terraindialogbuttonsmain[19] = DialogAddButton(udg_terrainmain, "Cancel", 'R')
endfunction
function Trig_Dialog_Actions takes nothing returns nothing
    call dlgcreate_terrainmain()
endfunction

//===========================================================================
function InitTrig_Dialog takes nothing returns nothing
    set gg_trg_Dialog = CreateTrigger(  )
    call TriggerRegisterTimerEvent(gg_trg_Dialog, 0.01, false)
    call TriggerAddAction( gg_trg_Dialog, function Trig_Dialog_Actions )
endfunction

function Trig_NormalUnits_Actions takes nothing returns nothing
    call DialogDisplay(GetTriggerPlayer(), udg_terrainmain, true)
endfunction

//===========================================================================
function InitTrig_NormalUnits takes nothing returns nothing
    set gg_trg_NormalUnits = CreateTrigger(  )
    call TriggerRegisterPlayerEventEndCinematic( gg_trg_NormalUnits, Player(0) )
    call TriggerRegisterPlayerEventEndCinematic( gg_trg_NormalUnits, Player(1) )
    call TriggerRegisterPlayerEventEndCinematic( gg_trg_NormalUnits, Player(2) )
    call TriggerRegisterPlayerEventEndCinematic( gg_trg_NormalUnits, Player(3) )
    call TriggerRegisterPlayerEventEndCinematic( gg_trg_NormalUnits, Player(4) )
    call TriggerRegisterPlayerEventEndCinematic( gg_trg_NormalUnits, Player(5) )
    call TriggerRegisterPlayerEventEndCinematic( gg_trg_NormalUnits, Player(6) )
    call TriggerRegisterPlayerEventEndCinematic( gg_trg_NormalUnits, Player(7) )
    call TriggerRegisterPlayerEventEndCinematic( gg_trg_NormalUnits, Player(8) )
    call TriggerRegisterPlayerEventEndCinematic( gg_trg_NormalUnits, Player(9) )
    call TriggerRegisterPlayerEventEndCinematic( gg_trg_NormalUnits, Player(10))
    call TriggerRegisterPlayerEventEndCinematic( gg_trg_NormalUnits, Player(11))
    call TriggerAddAction( gg_trg_NormalUnits, function Trig_NormalUnits_Actions )
endfunction