or try this,
Code:
 #CONFIG
        __CONFIG _CONFIG1, _FCMEN_OFF & _FOSC_INTOSC & _WDTE_OFF & _MCLRE_OFF & _CP_ON & _IESO_OFF & _BOREN_OFF & _PWRTE_OFF
        __CONFIG _CONFIG2, _PLLEN_OFF & _STVREN_OFF & _LVP_OFF
#ENDCONFIG
OSCCON = %01101010   'sets the internal oscillator to 4Mhz
      
TRISA  = %00000000  
TRISC  = %00000000  
ANSELA = %00000000  
ANSELC = %00000000  

OPTION_REG.7 = 0
SCL   VAR PORTC.0
SDA   var PORTC.1
Reset    var PORTC.2     'could tie reset pin to   vdd through 10K resistor


pause 100
HIGH Reset
'OPF1 = 0 
goto StartProgram
'********************************************************************************
'=============Initializing LCD==========
ST7036Init:


 
'FUNCTION SET 0 and 1 ------------pag 30 datasheet

I2CWRITE PORTC.1, PORTC.0,$78,[$00,$38] ' Function set - 8 bit, 2 line display 5x8, inst table 0
pause 10

I2CWRITE PORTC.1, PORTC.0,$78,[$00,$39] ' Function set - 8 bit, 2 line display 5x8, inst table 1
pause 10

I2CWRITE PORTC.1, PORTC.0,$78,[$00,$14,$73,$5E,$6D,$0C,$01,$06] ' 



Return
'********************************************************************************



startProgram:
gosub  ST7036Init
I2CWRITE PORTC.1, PORTC.0,$78,[$40,$48,$65,$6c,$6c,$6f] ' Hello

IdleLoop:
      ' could blink an led here
goto Idleloop