 #else
 LedMatrix lm = LedMatrix(NUM_ROWS, NUM_COLS);
 #endif
+
 /* 
  * Enter the text you want to scroll. Leave a few blank spaces
- * at the end for an easy way to scroll off the screen.
-*/
-char text[] = "Hello World!          ";
+ * at the end as an easy way to scroll off the screen.
+ * I used 4 different text strings to verify each of the 4  
+ * functions used is working properly.
+ */
+char text1[] = "Hello World 1!          ";      // scrollText() 8x8 Font
+char text2[] = "Hello World 2!          ";      // scrollText() 5x7 Font
+char text3[] = "Hello World 3!          ";      // altScrollText() 8x8 Font
+char text4[] = "Hello World 4!          ";      // altScrollText() 5x7 Font
 
 void setup() {
    // No setup required. Some options you can set are
-   lm.scrollDelay(5);      // Sets the delay for scrolling text. 0 = fastest
+   lm.scrollDelay(20);     // Sets the delay for scrolling text. 0 = fastest
    lm.setIntensity(1);     // Sets the LED intensity. Default is 1.
    lm.setFont(FONT8x8);    // Sets the char font. Either FONT8x8 (default) or FONT5x7. 
 }

 * An alternate method of scrolling text using the dispChar() function. 
 * Essentially this method works by writing the full string of text to 
 * the display starting with it just off the right side of the screen. 
 * It then redraws each character one column to the left until the entire 
 * string has been displayed. 
 * 
 * This method is much slower, but allows you to scroll text at any Y position.
*/
void altScrollText(){

   /* 
    Start drawing at the first x position off the display.
    Stop drawing at the size of text string multiplied by the font width,
    but in the negative.
   */
   lm.setFont(FONT8x8);
   for (int x = NUM_COLS * 8; x >= -sizeof(text)*8; x--) {
      
      lm.clear();       // Clear the led array of any previous data

      for (int i = 0; i < sizeof(text)-1; i++) {   // Now draw each character in the string
         
         /* 
          printChar() takes 3 parameters:
           - Character to print
           - X position (left)
           - Y position (top)
          The y position will always stay the same (unless you want to try something funky)
          The x position of each character is determined by the starting x 
          position from the outer for loop plus the font width multiplied 
          by its location in the text array. 
         */
         lm.printChar(text[i], x + (FONT8x8 * i), 0);
      }
      lm.update();      // update() must be called to redraw the display
      delay(2);         // This sets the scroll speed
   }

   /*

#endif

// Defines the number of 8x8 display rows and columns
const byte NUM_ROWS = 2;
const byte NUM_COLS = 4;

/*
 * Create an LedMarix object
