i was trying to customize FOP interface. for the first step i tried to decrease but height, in /var/www/html/panel/op_style.cfg i changed btn_height=26 to btn_height=20, but these change mess the fop layout completely. i even in /var/www/html/admin/modules/fw_fop/bin/retrieve_op_conf_from_mysql.pl change $buttonsizey = 28; # 1+26+1 from information in op_style.cfg but it didnt work out. also for decreasing parking lot & conf area, in /var/www/html/panel/op_buttons_additional.cfg i changed ; Parking lots [rectangle] x=492 y=256 width=490 height=110 but again it result is a mess. does anyone have experience in these?