cleaning out the libraries did i t and also using " lcd.begin(20,4);".
now I can use your menus with some of of my displays.
I also have some Akafugu TWILCD 40x2/40x4/RGB Display Controller Backpacks from Akafugu Corporation and want to use RGB with my project and so will half to incorporate the TWILiquidCrystal library.
thanks for your help.