// function for title case, from 27 March 2012 class
// 	Lin Jensen	for CSC 116

void titlecase (char* str)
{  char c, d;
   int isletter, state = 0;	// initial state no word found
   while (c = *str)
   {  d = c|0x20;
      isletter = d >= 'a' && d <= 'z';
      if (!state && isletter)
      {  state = 1;		// a word is now started
         *str = c & 0xDF;	// make first letter uppercase
      }
      if (state==1 &&  c==' ')
         state = 0;		// done with a word
//	else nothing to do      
      str++ ;			// point to next letter
   }
   return;
}