JS Example

// Self executing block

/**
 * @const
 * @type {!string}
 */
CONFIG.CardId = (function() {
    var IVG = new iVG();
    var cardID = "";

    cardID += IVG['UserProfile']['CardID'];
    cardID += IVG['UserProfile']['CardIDCheckDigit'];

    while(cardID.length < 12)   {
        cardID = "0" + cardID;
    };

    return cardID;
})();


// List classes/Encapsulation

function BaseNode(nodeId, nodeType, domId){
  this.nodeId = nodeId;
  this.nodeType = nodeType;
  (typeof(domId) === "undefined") ? this.domId=nodeId : this.domId=domId;
};


BaseNode.prototype.onFocus = function(){
    if(!!$(this.domId) ){
        $(this.domId).addClass("selected");
    }
};


BaseNode.prototype.lostFocus = function(){
    if(!!$(this.domId) ){
        $(this.domId).removeClass("selected");
    }
};

function NavNode(nodeId,navName,domId){
  (typeof(domId) === "undefined") ? domId=nodeId : domId=domId;
  BaseNode.call(this,nodeId,CONST.NODETYPE_NAV,domId);
  this.navName = navName;
}

NavNode.prototype = new BaseNode();
NavNode.prototype.constructor = NavNode;

NavNode.prototype.onFocus = function(){

    if(!!$(this.domId) ){

        var navDesc = $(this.domId).innerHTML;
        $(this.domId).addClass("selected");
        $(this.domId).removeClass("inSelected");
        $("sectionTitle").innerHTML=navDesc;

    }
};

NavNode.prototype.lostFocus = function(){

    if(!!$(this.domId) ){
        $(this.domId).removeClass("selected");
        if(!!$("nextMenuItemAudio") && typeof($("nextMenuItemAudio").play) == "function" && !!Core.Config.AudioFeedback ){
          $("nextMenuItemAudio").play();
        }
    }
};

function PlaylistNode(nodeId, playlistItem, domId){
  (typeof(domId) === "undefined") ? domId=nodeId : domId=domId;
  BaseNode.call(this,nodeId,CONST.NODETYPE_PLAYLIST_ITEM,domId);
  this.img_src     = playlistItem.boxart;
  this.movie_title = playlistItem.title;
}

PlaylistNode.prototype = new BaseNode();
PlaylistNode.prototype.constructor = PlaylistNode;

delete PlaylistNode.prototype.nodeId;
delete PlaylistNode.prototype.nodeType;
delete PlaylistNode.prototype.domId;

PlaylistNode.prototype.performAction = function(){
    if(!!this.img_src)
    alert(this.img_src);
};

PlaylistNode.prototype.lostFocus = function(){
    if(!!$(this.domId) ){
        $(this.domId).removeClass("selected");
        if(!!$("nextPlaylistItemAudio")
           && typeof($("nextPlaylistItemAudio").play) == "function"
           && !!Core.Config.AudioFeedback ){

         $("nextPlaylistItemAudio").play();

        }
    }
};