bool buttonState = 0;       
bool Mode = 0;            


void setup()
{
  pinMode(10, INPUT);    
  pinMode(7, OUTPUT);
  Serial.begin(9600);
}

void loop()
{
  if (digitalRead(7)) 
  {
    if (buttonState)
    {
      digitalWrite(7, LOW);
      buttonState = 0;
    } else if (!buttonState)
    {
      digitalWrite(7, HIGH);
      buttonState = 1;
    }
  }

}