At these lines at the top of your code. You did not say if your are driving a LCD or LED display?

Code:
DEFINE OSC  4 ' or 8 etc

CMCON0 =%00000111   'COMPARATOR OFF
ADCON0 =%00000000   'ADC off

'SET LCD REGISTERS
LCDCON = 0 'LCD disabled

LCDPS  = 0

LCDSE0  = 0  'SEGMENTS 0-7 off
LCDSE1  = 0  'SEGMENTS 8 -15 OFF
LCDSE2  = 0  'SEGMENTS 16 - 23 OFF