Default [help] lock screen and power off option is not show on galaxy s duos

my galaxy s duos is not show lock screen and
when i hold power key for 3 sec it shutdown no option like restart flight mode etc
plz help me

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Device:Galaxy S Duos(GT-S7562) ,Xolo Q1010
ROM :CyanogenMod 11
Know Your Galaxy S Duos : http://cmforsduos.blogspot.com