solved it myself - thanks to
zAmbonis great menu_1024_768.ini guide!
Just one value in this file has to be changed to move the "Red" button further to the right:
[G44 I4]
Name=Fire
Type=1032;Button
ItemID=0x44150004
ParentID=0x44150000
Pos=95,-5,80,94
Zone= 789 451 80 94 0 1 0x44150001 0.5 0 0x44150004 -0.5 1
110 -25
****problem solved****