/**
* JavaScript loader
* @param modules   {Array}     массив имен js файлов
*/

var Queue = function () {
    this.members = [];
};
Queue.prototype = {
    add: function (f) {
        if (f instanceof Function) {
            this.members.push(f);
        }
    },
    iterate: function () {
        if (this.members.length > 0) {
            var func = this.members.shift();
            func.call(this);
        }
    },
    clear: function () {
        this.members = [];
    }
};

var ScriptLoader = function (modules, id)
{
    this.modules = modules.slice();
    this.id = id;
    this.queue = new Queue();
    this._init();
};

ScriptLoader.prototype = {
    run: function () {
        // test for header ready
        var head = document.getElementsByTagName("head");
//        alert (head.lengt);
        if (head.length > 0) {
            this.queue.iterate();
        } else {
            setTimeout(arguments.callee, 500);
        }
    },
    _init: function () {
        var i, me = this;
        for (i = 0; i < me.modules.length; i++) {
            (function (name) {
                me.queue.add(function () {
                    var head, script;
                    head = document.getElementsByTagName("head");
                    if (head.length > 0) {
                        head = head[0];
                        script = document.createElement("script");
                        script.src = name;
                        script.type = "text/javascript";
                        script.onload = script.onreadystatechange = function ()
                        {
                          if ((!this.readyState || this.readyState == "loaded" || this.readyState == "complete") )
                          {
                                me.queue.iterate();
                                script.onload = script.onreadystatechange = null;
                          }
                        };
                        head.appendChild(script);
                    }
                });
            })(me.modules[i]);
        }
    }
};

function InitPollStyleType()
{
  var csshead, cssscript;
  csshead = document.getElementsByTagName("head");
  if (csshead.length > 0)
  {
    csshead = csshead[0];
    cssscript = document.createElement("link");
    cssscript.href = "http://ads.corbina.net/incl/poll/display/css/"+VarPollContainerSize+"/"+VarPollContainerFont+"/"+VarPollContainerColor+"/"+VarPollContainerTitleColor+"/"+VarPollContainerTitleSize+"/"+VarPollContainerSid+"/";
    cssscript.type="text/css";
    cssscript.rel = "stylesheet";
    csshead.appendChild(cssscript);
  }
}

function PreinitReLoadPollContainer(id)
{
  //initReLoadPollContainer(id);
  setTimeout("initReLoadPollContainer("+id+")", 1000);
}

function initReLoadPollContainer(id, block)
{
//alert (id);
  var encoding, voted;
  if(VarPollContainerEncode){encoding = VarPollContainerEncode+'/';}else{encodeing = '';}
  if(block)
  {
    if(PollgetCookie('admvoted'+id) == 1){voted = '?voted=1';}
    var Reloader = new ScriptLoader(["http://ads.corbina.net/incl/poll/display/polls/"+VarPollContainerSid+"/"+id+"/"+encoding+voted]);
  }
  else
  {
    var Reloader = new ScriptLoader(["http://ads.corbina.net/incl/poll/display/polls/"+VarPollContainerSid+"/"+id+"/"+encoding+"?voted=1"]);
  }
//alert ("http://ads.corbina.net/incl/poll/display/polls/"+VarPollContainerSid+"/"+id+"/"+encoding+voted);
  Reloader.queue.add(function()
  {
    setTimeout("endLoadPart('pollcorbinastyle_container"+id+"', '"+hjvrsPollVar[id]+"')", 1000);
    //document.getElementById('pollcorbinastyle_container'+id).innerHTML = hjvrsPollVar[id]+'<br><br>';
  });
  Reloader.run();
  if(!block) PollsetCookie('admvoted'+id, '1');
}

function InitListPolls(listedPolls)
{
  InitPollsArray = listedPolls.slice();
  for (i = 0; i < InitPollsArray.length; i++)
  {
    document.write('<div class="pollcorbinastyle_RootContainer" id="pollcorbinastyle_RootContainer'+InitPollsArray[i]+'"></div>');
    (function (name)
    {
      var div, voted, encoding;
      if(PollgetCookie('admvoted'+name) == 1){voted = '?voted=1';}
      var loader = Array();
      if(VarPollContainerEncode){encoding = VarPollContainerEncode+'/';}
      loader[name] = new ScriptLoader(["http://ads.corbina.net/incl/poll/display/polls/"+VarPollContainerSid+"/"+InitPollsArray[i]+"/"+encoding+voted], name);
      loader[name].run();
      loader[name].queue.add(function()
      {
        if(!document.getElementById('pollcorbinastyle_container'+name))
        {
          div = document.createElement("div");
          div.id = 'pollcorbinastyle_container'+name;
          document.getElementById('pollcorbinastyle_RootContainer'+name).appendChild(div);
        }
        setTimeout("endLoadPart('pollcorbinastyle_container"+name+"', '"+hjvrsPollVar[name]+"')", 1000);
      });
    })(InitPollsArray[i]);
  }
}

function endLoadPart(id, str)
{
  if(str != "undefined") {
//    alert (id.substring(26));
    document.getElementById(id).innerHTML = str+'<br><br>';
  } else {
//alert ("initReLoadPollContainer("+id.substring(26)+", '1')");
    setTimeout("initReLoadPollContainer(\""+id.substring(26)+"\", '1')", 1000);
  }
}

function PollsetCookie(name, value)
{ 
  var valueEscaped = escape(value); 
  var expiresDate = new Date(); 
  expiresDate.setTime(expiresDate.getTime() + expiresDate.getTime());
  var expires = expiresDate.toGMTString(); 
  var newCookie = name + "=" + valueEscaped + "; path=/; expires=" + expires; 
  if (valueEscaped.length <= 4000) document.cookie = newCookie + ";"; 
}

function PollgetCookie(name) 
{ 
  var prefix = name + "="; 
  var cookieStartIndex = document.cookie.indexOf(prefix); 
  if (cookieStartIndex == -1) return null; 
  var cookieEndIndex = document.cookie.indexOf(";", cookieStartIndex + prefix.length); 
  if (cookieEndIndex == -1) cookieEndIndex = document.cookie.length; 
  return unescape(document.cookie.substring(cookieStartIndex + prefix.length, cookieEndIndex)); 
}