function function1(){
      var marquees = document.getElementById('myMarquee');
       marquees.stop();
    }
    function function2(){
      var marquees = document.getElementById('myMarquee');
       marquees.start();
       marquees.direction = 'left';
    }
    function function3(){
      var marquees = document.getElementById('myMarquee');
        marquees.direction = 'right';
        marquees.start();
    }