// JavaScript Document
function MM_popupMsg(msg) { //v1.0
  alert(msg);
}

function MM_displayStatusMsg(msgStr) { //v1.0
  window.status=msgStr;
  document.MM_returnValue = true;
}

<!--
function MM_callJS(jsStr) { //v2.0
  return eval(jsStr)
}
//-->

function MM_showHideLayers() { //v9.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) 
  with (document) if (getElementById && ((obj=getElementById(args[i]))!=null)) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

function MM_showHideLayersParent() { //v9.0
  var i,p,v,obj,args=MM_showHideLayersParent.arguments;
  for (i=0; i<(args.length-2); i+=3) 
  with (parent.document) if (getElementById && ((obj=getElementById(args[i]))!=null)) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

function MM_changeProp(objId,x,theProp,theValue) { //v9.0
  var obj = null; with (document){ if (getElementById)
  obj = getElementById(objId); }
  if (obj){
    if (theValue == true || theValue == false)
      eval("obj.style."+theProp+"="+theValue);
    else eval("obj.style."+theProp+"='"+theValue+"'");
  }
}

function grayOut(vis, options) {
  // Pass true to gray out screen, false to ungray
  // options are optional.  This is a JSON object with the following (optional) properties
  // opacity:0-100         // Lower number = less grayout higher = more of a blackout 
  // zindex: #             // HTML elements with a higher zindex appear on top of the gray out
  // bgcolor: (#xxxxxx)    // Standard RGB Hex color code
  // grayOut(true, {'zindex':'50', 'bgcolor':'#0000FF', 'opacity':'70'});
  // Because options is JSON opacity/zindex/bgcolor are all optional and can appear
  // in any order.  Pass only the properties you need to set.
  //source: http://www.hunlock.com/blogs/Snippets:_Howto_Grey-Out_The_Screen
  var options = options || {}; 
  var zindex = options.zindex || 500;
  var opacity = options.opacity || 80;
  var opaque = (opacity / 100);
  var bgcolor = options.bgcolor || '#000000';
  var dark=parent.document.getElementById('darkenScreenObject');
  if (!dark) {
    // The dark layer doesn't exist, it's never been created.  So we'll
    // create it here and apply some basic styles.
    // If you are getting errors in IE see: http://support.microsoft.com/default.aspx/kb/927917
    var tbody = parent.document.getElementsByTagName("body")[0];
    var tnode = parent.document.createElement('div');           // Create the layer.
        tnode.style.position='absolute';                 // Position absolutely
        tnode.style.top='0px';                           // In the top
        tnode.style.left='0px';                          // Left corner of the page
        tnode.style.overflow='hidden';                   // Try to avoid making scroll bars            
        tnode.style.display='none';                      // Start out Hidden
        tnode.id='darkenScreenObject';                   // Name it so we can find it later
    tbody.appendChild(tnode);                            // Add it to the web page
    dark=parent.document.getElementById('darkenScreenObject');  // Get the object.
  }
  if (vis) {
    // Calculate the page width and height 
    if( parent.document.body && ( parent.document.body.scrollWidth || parent.document.body.scrollHeight ) ) {
        var pageWidth = parent.document.body.scrollWidth+'px';
        var pageHeight = parent.document.body.scrollHeight+'px';
    } else if( parent.document.body.offsetWidth ) {
      var pageWidth = parent.document.body.offsetWidth+'px';
      var pageHeight = parent.document.body.offsetHeight+'px';
    } else {
       var pageWidth='100%';
       var pageHeight='100%';
    }   
    //set the shader to cover the entire page and make it visible.
    dark.style.opacity=opaque;                      
    dark.style.MozOpacity=opaque;                   
    dark.style.filter='alpha(opacity='+opacity+')'; 
    dark.style.zIndex=zindex;        
    dark.style.backgroundColor=bgcolor;  
    dark.style.width= pageWidth;
    dark.style.height= pageHeight;
    dark.style.display='block';                          
  } else {
     dark.style.display='none';
  }
}

/* start: YOU TUBE FUNCTIONS */
/* MORE: http://code.google.com/apis/ajax/playground/?exp=youtube */
      /*
       * Chromeless player has no controls.
       */
      
      // Update a particular HTML element with a new value
      function updateHTML(elmId, value) {
        document.getElementById(elmId).innerHTML = value;
      }
      
      // This function is called when an error is thrown by the player
      function onPlayerError(errorCode) {
        alert("An error occured of type:" + errorCode);
      }
      
      // This function is called when the player changes state
      function onPlayerStateChange(newState) {
        updateHTML("playerState", newState);
      }
      
      // Display information about the current state of the player
      function updatePlayerInfo() {
        // Also check that at least one function exists since when IE unloads the
        // page, it will destroy the SWF before clearing the interval.
        if(ytplayer && ytplayer.getDuration) {
          updateHTML("videoDuration", ytplayer.getDuration());
          updateHTML("videoCurrentTime", ytplayer.getCurrentTime());
          updateHTML("bytesTotal", ytplayer.getVideoBytesTotal());
          updateHTML("startBytes", ytplayer.getVideoStartBytes());
          updateHTML("bytesLoaded", ytplayer.getVideoBytesLoaded());
          updateHTML("volume", ytplayer.getVolume());
        }
      }
      
      // Allow the user to set the volume from 0-100
      function setVideoVolume() {
        var volume = parseInt(document.getElementById("volumeSetting").value);
        if(isNaN(volume) || volume < 0 || volume > 100) {
          alert("Please enter a valid volume between 0 and 100.");
        }
        else if(ytplayer){
          ytplayer.setVolume(volume);
        }
      }
      
      function playVideo() {
        if (ytplayer) {
          ytplayer.playVideo();
        }
      }
      
      function stopVideo() {
        if (ytplayer) {
          ytplayer.stopVideo();
        }
      }
      
      function pauseVideo() {
        if (ytplayer) {
          ytplayer.pauseVideo();
        }
      }

      function clearVideo() {
        if (ytplayer) {
          ytplayer.clearVideo();
        }
      }

      function muteVideo() {
        if(ytplayer) {
          ytplayer.mute();
        }
      }
      
      function unMuteVideo() {
        if(ytplayer) {
          ytplayer.unMute();
        }
      }
      
      function _run() {
        loadPlayer();
      }
      google.setOnLoadCallback(_run);
	  
	  function onYouTubePlayerReady(playerId) {
  ytplayer = document.getElementById("myytplayer");
  ytplayer.addEventListener("onStateChange", "onytplayerStateChange");
}

/* end: YOU TUBE FUNCTIONS */