Serin serout problem

[lerameur]

HI
I am back working on my remote control code. I previously had two input for A/D. I needed to add another for my voltage checker. I used port B7 for the an6. or pin 13 on my pic16F88. When I dont put in the pic chi I read a voltage, say 0.8 volt. But when I put in the chip I do not read any voltage.
I tried the same circuit on a bread board and it do not do that. Could it be hardware or software. here is bit of the code:

just read below