char c;
c = getch();
if ((int)c==0)
   c = getch();
switch ((int)c)
{
   case 13: /*Enter stuff*/;
            break;
   case 27: /*escape stuff*/;
            break;
   case 72: /*up stuff*/;
            break;
   case 77: /*right stuff*/;
            break; 
   case 75: /*left stuff*/;
            break; 
   case 80: /*down stuff*/;
            break; 
}