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+; function to draw various text boxes
+; INPUT:
+; [wTextBoxID] = text box ID
+; b, c = y, x cursor position (TWO_OPTION_MENU only)
+DisplayTextBoxID::
+ ldh a, [hLoadedROMBank]
+ push af
+ ld a, BANK(DisplayTextBoxID_)
+ ldh [hLoadedROMBank], a
+ ld [MBC1RomBank], a
+ call DisplayTextBoxID_
+ pop bc
+ ld a, b
+ ldh [hLoadedROMBank], a
+ ld [MBC1RomBank], a
+ ret