function togglevis(id) {
    var e = document.getElementById(id);
    if (e.style.visibility == 'hidden') e.style.visibility = '';
    else e.style.visibility = 'hidden';
}

function startmvshre() {
    if(document.getElementById('aad')){togglevis('aad');}
    togglevis('imagecontmvshre');
    togglevis('embedcontmvshre');
    
    var plg2 = document.getElementById('np_vid');
    plg2.Play();
 }