function RemoveYouTubeMovie(elementHideButton)
{
    var elementDiv = elementHideButton.parentNode;
    var elementShowButton = elementDiv.getElementsByTagName('input')[1];
    var elementMovie = elementDiv.getElementsByTagName('div')[0];
    
    elementDiv.removeChild(elementMovie);
    elementShowButton.style.display = '';
    elementHideButton.style.display = 'none';  
}

function DisplayYouTubeMovie(elementShowButton, youtubeId)
{
    var elementDiv = elementShowButton.parentNode;
    var elementHideButton = elementDiv.getElementsByTagName('input')[0];
    
    var tagMovie = document.createElement('DIV');
    elementDiv.appendChild(tagMovie);
    elementShowButton.style.display = 'none';
    elementHideButton.style.display = '';
    
    var regex = new RegExp("(http://www\.youtube\.com/v/)?([^&#/]+)&?");
    var matches = regex.exec(youtubeId.replace(/ /g, '').replace('/watch?v=','/v/'));

    var parsedYouTubeId = matches[2];
    var youtubeURL = "http://www.youtube.com/v/" + parsedYouTubeId + "&hl=en&fs=1";
    var youtubeURLcopy = "http://www.youtube.com/watch?v=" + parsedYouTubeId;
    
    if (navigator.appName == "Microsoft Internet Explorer")
    {
        tagMovie.innerHTML =
            '<embed src="' + youtubeURL + '"' +
            '       allowfullscreen="true" allowscriptaccess="always"' +
            '       type="application/x-shockwave-flash" wmode="transparent" width="425" height="355" />';
    }
    else
    {
        tagMovie.innerHTML = 
            '<object width="425" height="355">' +
            '    <param value="' + youtubeURL + '" name="movie">' +
            '    <param value="true" name="allowFullScreen">' +
            '    <param value="always" name="allowscriptaccess">' +
            '    <embed allowfullscreen="true" allowscriptaccess="always" type="application/x-shockwave-flash"' +
            '           src="' + youtubeURL + '" width="425" height="355">' +
            '</object>';
    }
    tagMovie.innerHTML += '<br><a href="' + youtubeURLcopy + '">' + youtubeURLcopy + '</a>';
}