ForwardBackController4ArduinoProMicro

#include <Keyboard.h>

//
// This program is for Google Chrome with DagikEarth
// https://gist.github.com/koyamalmsteen/4e5b845e796d522b5a101d8c9f4f5304
//

#define ButtonForward 8
#define ButtonBack 9

void setup() {
  Keyboard.begin();
  pinMode(ButtonForward, INPUT_PULLUP);
  pinMode(ButtonBack, INPUT_PULLUP);
}

void loop() {
  /*
   * Move to Next Tab
   */
  if(digitalRead(ButtonForward) == LOW){
    delay(20); // to stay away chattering, wait for 20ms.
    Keyboard.press(KEY_LEFT_CTRL);
    Keyboard.press(KEY_TAB);
    delay(100);
    Keyboard.releaseAll();    

    while(digitalRead(ButtonForward) == LOW);
  }

  /*
   * Move to Previous Tab
   */
  if(digitalRead(ButtonBack) == LOW){
    delay(20); // to stay away chattering, wait for 20ms.   
    Keyboard.press(KEY_LEFT_CTRL);
    Keyboard.press(KEY_LEFT_SHIFT);
    Keyboard.press(KEY_TAB);
    delay(100);
    Keyboard.releaseAll();

    while(digitalRead(ButtonBack) == LOW);
  }

  delay(100);
}