Go4Expert - output of the program

Help me out her i m new to C
i have made one program and i m not getting its output... can anybody tell me how to get it's output..herew is the sorce code

Code:

#include<stdio.h>

#include<conio.h>

void main()

{

int i=0;

char ch[25],c;

printf("enter ur name n press 0 to exit");

do{

c=getch();

ch[i]=c;

i++;

}while(c!='0');

i=i-1;

ch[i]='\0';

}

in this program i want to ask the user his/her name and enter each character the name one by one and after entering the name end the program as i have done in this program.in this program,i have used 0 to end it...problem i m getting is that everything is fine--its compiling and when i enter any character it doesnot enter anything and when i press 0 to end it,it ends,,,so tell me how i can get its output...or is ther any other way to do this .
plz suggest
thanxs
Regards Karun