/**
 * SWFObject v1.5: Flash Player detection and embed - http://blog.deconcept.com/swfobject/
 *
 * SWFObject is (c) 2007 Geoff Stearns and is released under the MIT License:
 * http://www.opensource.org/licenses/mit-license.php
 *
 */
if(typeof deconcept=="undefined"){var deconcept=new Object();}if(typeof deconcept.util=="undefined"){deconcept.util=new Object();}if(typeof deconcept.SWFObjectUtil=="undefined"){deconcept.SWFObjectUtil=new Object();}deconcept.SWFObject=function(_1,id,w,h,_5,c,_7,_8,_9,_a){if(!document.getElementById){return;}this.DETECT_KEY=_a?_a:"detectflash";this.skipDetect=deconcept.util.getRequestParameter(this.DETECT_KEY);this.params=new Object();this.variables=new Object();this.attributes=new Array();if(_1){this.setAttribute("swf",_1);}if(id){this.setAttribute("id",id);}if(w){this.setAttribute("width",w);}if(h){this.setAttribute("height",h);}if(_5){this.setAttribute("version",new deconcept.PlayerVersion(_5.toString().split(".")));}this.installedVer=deconcept.SWFObjectUtil.getPlayerVersion();if(!window.opera&&document.all&&this.installedVer.major>7){deconcept.SWFObject.doPrepUnload=true;}if(c){this.addParam("bgcolor",c);}var q=_7?_7:"high";this.addParam("quality",q);this.setAttribute("useExpressInstall",false);this.setAttribute("doExpressInstall",false);var _c=(_8)?_8:window.location;this.setAttribute("xiRedirectUrl",_c);this.setAttribute("redirectUrl","");if(_9){this.setAttribute("redirectUrl",_9);}};deconcept.SWFObject.prototype={useExpressInstall:function(_d){this.xiSWFPath=!_d?"expressinstall.swf":_d;this.setAttribute("useExpressInstall",true);},setAttribute:function(_e,_f){this.attributes[_e]=_f;},getAttribute:function(_10){return this.attributes[_10];},addParam:function(_11,_12){this.params[_11]=_12;},getParams:function(){return this.params;},addVariable:function(_13,_14){this.variables[_13]=_14;},getVariable:function(_15){return this.variables[_15];},getVariables:function(){return this.variables;},getVariablePairs:function(){var _16=new Array();var key;var _18=this.getVariables();for(key in _18){_16[_16.length]=key+"="+_18[key];}return _16;},getSWFHTML:function(){var _19="";if(navigator.plugins&&navigator.mimeTypes&&navigator.mimeTypes.length){if(this.getAttribute("doExpressInstall")){this.addVariable("MMplayerType","PlugIn");this.setAttribute("swf",this.xiSWFPath);}_19="<embed type=\"application/x-shockwave-flash\" src=\""+this.getAttribute("swf")+"\" width=\""+this.getAttribute("width")+"\" height=\""+this.getAttribute("height")+"\" style=\""+this.getAttribute("style")+"\"";_19+=" id=\""+this.getAttribute("id")+"\" name=\""+this.getAttribute("id")+"\" ";var _1a=this.getParams();for(var key in _1a){_19+=[key]+"=\""+_1a[key]+"\" ";}var _1c=this.getVariablePairs().join("&");if(_1c.length>0){_19+="flashvars=\""+_1c+"\"";}_19+="/>";}else{if(this.getAttribute("doExpressInstall")){this.addVariable("MMplayerType","ActiveX");this.setAttribute("swf",this.xiSWFPath);}_19="<object id=\""+this.getAttribute("id")+"\" classid=\"clsid:D27CDB6E-AE6D-11cf-96B8-444553540000\" width=\""+this.getAttribute("width")+"\" height=\""+this.getAttribute("height")+"\" style=\""+this.getAttribute("style")+"\">";_19+="<param name=\"movie\" value=\""+this.getAttribute("swf")+"\" />";var _1d=this.getParams();for(var key in _1d){_19+="<param name=\""+key+"\" value=\""+_1d[key]+"\" />";}var _1f=this.getVariablePairs().join("&");if(_1f.length>0){_19+="<param name=\"flashvars\" value=\""+_1f+"\" />";}_19+="</object>";}return _19;},write:function(_20){if(this.getAttribute("useExpressInstall")){var _21=new deconcept.PlayerVersion([6,0,65]);if(this.installedVer.versionIsValid(_21)&&!this.installedVer.versionIsValid(this.getAttribute("version"))){this.setAttribute("doExpressInstall",true);this.addVariable("MMredirectURL",escape(this.getAttribute("xiRedirectUrl")));document.title=document.title.slice(0,47)+" - Flash Player Installation";this.addVariable("MMdoctitle",document.title);}}if(this.skipDetect||this.getAttribute("doExpressInstall")||this.installedVer.versionIsValid(this.getAttribute("version"))){var n=(typeof _20=="string")?document.getElementById(_20):_20;n.innerHTML=this.getSWFHTML();return true;}else{if(this.getAttribute("redirectUrl")!=""){document.location.replace(this.getAttribute("redirectUrl"));}}return false;}};deconcept.SWFObjectUtil.getPlayerVersion=function(){var _23=new deconcept.PlayerVersion([0,0,0]);if(navigator.plugins&&navigator.mimeTypes.length){var x=navigator.plugins["Shockwave Flash"];if(x&&x.description){_23=new deconcept.PlayerVersion(x.description.replace(/([a-zA-Z]|\s)+/,"").replace(/(\s+r|\s+b[0-9]+)/,".").split("."));}}else{if(navigator.userAgent&&navigator.userAgent.indexOf("Windows CE")>=0){var axo=1;var _26=3;while(axo){try{_26++;axo=new ActiveXObject("ShockwaveFlash.ShockwaveFlash."+_26);_23=new deconcept.PlayerVersion([_26,0,0]);}catch(e){axo=null;}}}else{try{var axo=new ActiveXObject("ShockwaveFlash.ShockwaveFlash.7");}catch(e){try{var axo=new ActiveXObject("ShockwaveFlash.ShockwaveFlash.6");_23=new deconcept.PlayerVersion([6,0,21]);axo.AllowScriptAccess="always";}catch(e){if(_23.major==6){return _23;}}try{axo=new ActiveXObject("ShockwaveFlash.ShockwaveFlash");}catch(e){}}if(axo!=null){_23=new deconcept.PlayerVersion(axo.GetVariable("$version").split(" ")[1].split(","));}}}return _23;};deconcept.PlayerVersion=function(_29){this.major=_29[0]!=null?parseInt(_29[0]):0;this.minor=_29[1]!=null?parseInt(_29[1]):0;this.rev=_29[2]!=null?parseInt(_29[2]):0;};deconcept.PlayerVersion.prototype.versionIsValid=function(fv){if(this.major<fv.major){return false;}if(this.major>fv.major){return true;}if(this.minor<fv.minor){return false;}if(this.minor>fv.minor){return true;}if(this.rev<fv.rev){return false;}return true;};deconcept.util={getRequestParameter:function(_2b){var q=document.location.search||document.location.hash;if(_2b==null){return q;}if(q){var _2d=q.substring(1).split("&");for(var i=0;i<_2d.length;i++){if(_2d[i].substring(0,_2d[i].indexOf("="))==_2b){return _2d[i].substring((_2d[i].indexOf("=")+1));}}}return "";}};deconcept.SWFObjectUtil.cleanupSWFs=function(){var _2f=document.getElementsByTagName("OBJECT");for(var i=_2f.length-1;i>=0;i--){_2f[i].style.display="none";for(var x in _2f[i]){if(typeof _2f[i][x]=="function"){_2f[i][x]=function(){};}}}};if(deconcept.SWFObject.doPrepUnload){if(!deconcept.unloadSet){deconcept.SWFObjectUtil.prepUnload=function(){__flash_unloadHandler=function(){};__flash_savedUnloadHandler=function(){};window.attachEvent("onunload",deconcept.SWFObjectUtil.cleanupSWFs);};window.attachEvent("onbeforeunload",deconcept.SWFObjectUtil.prepUnload);deconcept.unloadSet=true;}}if(!document.getElementById&&document.all){document.getElementById=function(id){return document.all[id];};}var getQueryParamValue=deconcept.util.getRequestParameter;var FlashObject=deconcept.SWFObject;var SWFObject=deconcept.SWFObject;

var ZY = {};

// public:

ZY.g = {};


// private:

ZY._g = {};
ZY.Error =
{
  die: function(msg)
  {
    //kill script
    var die = variable_that_doesnt_exist;
  },

	log: function(msg)
	{
		if(window.console && window.console.log && typeof(window.console.log=='function'))
		{
			window.console.log(msg);
		}
	}
};
ZY.Debug =
{ 
  varDump: function(data, addwhitespace, safety, level)
  {
    if(addwhitespace==null) addwhitespace = true; //add newlines by default
    var rtrn = '';
    var dt,it,spaces = '';
    if(!level) {level = 1;}
    for(var i=0; i<level; i++) {
       spaces += '   ';
    }//end for i<level
    if(typeof(data) != 'object') {
       dt = data;
       if(typeof(data) == 'string') {
          if(addwhitespace == 'html') {
             dt = dt.replace(/&/g,'&amp;');
             dt = dt.replace(/>/g,'&gt;');
             dt = dt.replace(/</g,'&lt;');
          }//end if addwhitespace == html
          dt = dt.replace(/\"/g,'\"');
          dt = '"' + dt + '"';
       }//end if typeof == string
       if(typeof(data) == 'function' && addwhitespace) {
          dt = new String(dt).replace(/\n/g,"\n"+spaces);
          if(addwhitespace == 'html') {
             dt = dt.replace(/&/g,'&amp;');
             dt = dt.replace(/>/g,'&gt;');
             dt = dt.replace(/</g,'&lt;');
          }//end if addwhitespace == html
       }//end if typeof == function
       if(typeof(data) == 'undefined') {
          dt = 'undefined';
       }//end if typeof == undefined
       if(addwhitespace == 'html') {
          if(typeof(dt) != 'string') {
             dt = new String(dt);
          }//end typeof != string
          dt = dt.replace(/ /g,"&nbsp;").replace(/\n/g,"<br>");
       }//end if addwhitespace == html
       return dt;
    }//end if typeof != object && != array
    for (var x in data) {
       if(safety && (level > safety)) {
          dt = '*RECURSION*';
       } else {
          try {
             dt = ZY.Debug.varDump(data[x],addwhitespace,safety,level+1);
          } catch (e) {continue;}
       }//end if-else level > safety
       it = ZY.Debug.varDump(x,addwhitespace,safety,level+1);
       rtrn += it + ':' + dt + ',';
       if(addwhitespace) {
          rtrn += '\n'+spaces;
       }//end if addwhitespace
    }//end for...in
    if(addwhitespace) {
       rtrn = '{\n' + spaces + rtrn.substr(0,rtrn.length-(2+(level*3))) + '\n' + spaces.substr(0,spaces.length-3) + '}';
    } else {
       rtrn = '{' + rtrn.substr(0,rtrn.length-1) + '}';
    }//end if-else addwhitespace
    if(addwhitespace == 'html') {
       rtrn = rtrn.replace(/ /g,"&nbsp;").replace(/\n/g,"<br>");
    }//end if addwhitespace == html
    return rtrn;
  },
  
  copyMe: function(obj, safety_level)
  {
    var dump = '';
    if(safety_level)
    {
      dump = ZY.Debug.varDump(obj, true, safety_level);
    } else {
      dump = ZY.Debug.varDump(obj, true, 5);
    }
    prompt('copy me!', dump);
  }

};
function $(id)
{
  return document.getElementById(id);
}

function $node(nodeName)
{
  return document.createElement(nodeName);
}

function $text(text)
{
  return document.createTextNode(text);
}

function $get(key)
{
  var regex = new RegExp("[\\?&]"+key+"=([^&#]*)");
  var results = regex.exec(window.location.href);
  return (results==null?null:ZY.Util.unescape(results[1]));
}

ZY.Util =
{
  escape: function(str)
  {
    return encodeURIComponent(str);
  },
  
  unescape: function(str)
  {
    return decodeURIComponent(str);
  },
  
  clearNode: function(node)
  {
    if(typeof(node)=='string') node = $(node);
  	if(node.hasChildNodes())
  	{
      while(node.childNodes.length>=1)
      {
        node.removeChild(node.firstChild);
      }
  	}
  },
  
  isArray: function(obj)
  {
    return obj 
      && typeof(obj)=='object' 
      && obj.constructor
      && obj.constructor.toString().indexOf('Array')!=-1;
  },
  
  isArrayMember: function(array, member)
  {
    if(!array) return;
    for(var i=0; i<array.length; i++)
    {
      if(array[i]==member) return true;
    }
    return false;
  },
  
  arrayToQuery: function(assoc)
  {
    if(!assoc||typeof(assoc)!='object') return '';
    var pieces = [];
    for(var i in assoc)
    {
      if(typeof(assoc[i])=='object'&&assoc[i].length)
      {
      	pieces.push(ZY.Util.escape(i)+'='+ZY.Util.escape(assoc[i].join(',')));
      } else {
        pieces.push(ZY.Util.escape(i)+'='+ZY.Util.escape(assoc[i]));
      }
    }
    return pieces.join('&');
  },
  
  prepUrlForQuery: function(url)
  {
    var lastChar = url[url.length-1];
    if(url.indexOf('?')==-1) url += '?';
    else if(lastChar!='?'&&lastChar!='&') url += '&';
    return url;
  },
  
  getAbsoluteUrl: function(relative, base)
  {
  	// check if already absolute
  	if(relative.match(/http:\/\//)) return relative;
  	
  	// form absolute
  	var url = base;
    if(url.charAt(url.length-1)!='/') url += '/';
    if(relative.charAt(0)=='/')
    {
      url += relative.substring(1, relative.length);
    } else {
      url += relative;
    }
    return url;
  },
  
  Scripts:
  {
    getRegExp: function()
    {
      return new RegExp('<script[^>]*>([\\S\\s]*?)<\/script>', 'img');
    },
    
    strip: function(str)
    {
      return str.replace(ZY.Util.Scripts.getRegExp(), '');
    },
    
    extract: function(str)
    {
      return str.match(ZY.Util.Scripts.getRegExp()) || [];
    },
    
    eval: function(str, appendTo)
    {
      var scriptTags = ZY.Util.Scripts.extract(str);
      for(var i=0; i<scriptTags.length; i++)
      {
        var scriptTag = scriptTags[i];
        
        // look for a src attribute
        var srcMatches = /\<script[^\>]*src="([^"]*)"/i.exec(scriptTag);
        
        if(srcMatches && srcMatches[1])
        {
          // append it if we get it
          var scriptNode = $node('script');
          appendTo.appendChild(scriptNode);
          scriptNode.setAttribute('src', srcMatches[1]);
        } else {
          // else eval the script text
          try
          {
	          eval(ZY.Util.Scripts.getRegExp().exec(scriptTag)[1]);
	        } catch(ex) {
	        	ZY.Error.log("ZY.Util.Scripts.eval() - exception with message '"+ex+"'");
	        }
        }
      }
      return ZY.Util.Scripts.strip(str);
    }
  },
  
  getFormValues: function(form)
	{
		if(typeof(form)=='string') form = $(form);
		var values = {};
		for(var i=0; i<form.elements.length; i++)
		{
			var type = undefined;
			var formElement = form.elements[i];
			if(!formElement.name) continue;
		
			if(formElement.length != null) type = formElement[0].type;
			if((typeof(type) == 'undefined') || (type == 0)) type = formElement.type;

			switch(type)
			{
				case 'undefined':
					break;

				case 'radio':
					//for(var x=0; x < formElement.length; x++)
					//{
					//	if(formElement[x].checked == true) values[formElement[x].name] = formElement[x].value;
					//}
					if(formElement.checked == true) values[formElement.name] = formElement.value;
					break;

				case 'select-multiple':
					var v = new Array();
					for(var j=0; j<formElement.length; j++)
					{ 
						if(formElement[j].selected == true)	v.push(formElement[x].value);
					}
					values[formElement.name] = v;
					break;

				case 'checkbox':
					values[formElement.name] = formElement.checked;
					break;
	
				default:
					values[formElement.name] = formElement.value;
					break;
			}
		}
		return values;
	}
  
};

ZY.Opensocial =
{
  getData: function(rsp, key)
  {
    var item = rsp.get(key);
    if(!item)
    {
      return false;
    }
    if(item.hadError())
    {
      return false;
    } else {
      return item.getData();
    }
  },
  
  getPersonData: function(person)
  {
    var data = {};
    data.id = person.getId();
    data.name = person.getField(opensocial.Person.Field.NAME);
    data.first_name = data.name;
    data.last_name = '';
    data.pic_url = person.getField(opensocial.Person.Field.THUMBNAIL_URL) || '';
    data.prof_url = person.getField(opensocial.Person.Field.PROFILE_URL) || '';
    return data;
  },
  
  checkDataResponse: function(rsp)
  {
    return rsp && rsp.hadError && !rsp.hadError();
  },
  
  checkMakeRequest: function(rsp, error)
  {
    return rsp && rsp.text;
  },
  
  // private:
  
  _unknownPerson:
  {
   "fields_":{
      "id":"329463555",
      "name":{
         "fields_":{
            "unstructured":"(Unknown)"
         },
         "setField_":function (key, val) {
                this.fields_[key] = val;
            },
         "constructor":function (opt_params) {
                opensocial.Name.call(this, opt_params);
                this.setField_ = function (key, val) {this.fields_[key] = val;};
            },
         "getField":function (key) {
                return this.fields_[key];
            }
      },
      "thumbnailUrl":"http://x.myspacecdn.com/images/no_pic.gif",
      "profileUrl":""
   },
   "isOwner_":"true",
   "isViewer_":"true",
   "setField_":function (key, val) {
          this.fields_[key] = val;
      },
   "_type":"basic",
   "constructor":function (opt_params, opt_isOwner, opt_isViewer) {
          myOsTrace("MyOpenSpace.Person()");
          opensocial.Person.call(this, opt_params, opt_isOwner, opt_isViewer);
          this.setField_ = function (key, val) {this.fields_[key] = val;};
          this._type = 0;
      },
   "getId":function () {
          return this.getField(opensocial.Person.Field.ID);
      },
   "getDisplayName":function () {
          return this.getFieldOld(opensocial.Person.Field.NAME).getField(opensocial.Name.Field.UNSTRUCTURED);
      },
   "getField":function (fieldname) {
          if (fieldname == opensocial.Person.Field.NAME) {
              return this.getFieldOld(opensocial.Person.Field.NAME).getField(opensocial.Name.Field.UNSTRUCTURED);
          } else {
              return this.getFieldOld(fieldname);
          }
      },
   "isViewer":function () {
          return !!this.isViewer_;
      },
   "isOwner":function () {
          return !!this.isOwner_;
      },
   "getFieldOld":function (key) {
          return this.fields_[key];
      },
   "getDisplayNameOld":undefined
  },
  
  _checkHasApp: function(dataRequest, key)
  {
    var item = dataRequest.get(key);
    return !(item.hadError() && item.getErrorCode()==opensocial.ResponseItem.Error.UNAUTHORIZED);
  },
  
  _checkData: function(dataRequest, key)
  {
    var item = dataRequest.get(key);
    return item && item.hadError && (!item.hadError() || item.getErrorCode()==opensocial.ResponseItem.Error.UNAUTHORIZED);
  }
  
};
ZY.Opensocial.DataRequest =
{
  REQUEST_TIMED_OUT: 'REQUEST_TIMED_OUT',
  _request_timeout: 60000,
  _attempt_timeout: 2000,
  _attempt_limit: 10,
  _requests: {},
  _current: null,
  _sending: false,
  _nextId: 1,

  Request: function(id, req, callback)
  {
    this.id = id;
    this.req = req;
    this.callback = callback;
    this.attempts = 0;
  },
  
  
  // public:
  
  setRequestTimeout: function(timeout)
  {
    ZY.Opensocial.DataRequest._request_timeout = timeout;
  },
  
  setAttemptTimeout: function(timeout)
  {
    ZY.Opensocial.DataRequest._attempt_timeout = timeout;
  },
  
  setAttemptLimit: function(attempt_limit)
  {
    ZY.Opensocial.DataRequest._attempt_limit = attempt_limit;
  },
  
  send: function(req, callback)
  {
    var request_id = ZY.Opensocial.DataRequest._nextId++;
    var request = new ZY.Opensocial.DataRequest.Request(request_id, req, callback);
    ZY.Opensocial.DataRequest._requests[request_id] = request;
    ZY.Opensocial.DataRequest._attempt(request_id);
    setTimeout('ZY.Opensocial.DataRequest._timeout('+request_id+')', ZY.Opensocial.DataRequest._request_timeout);
  },
  
  
  // private:
  
  _timeout: function(request_id)
  {
    var request = ZY.Opensocial.DataRequest._requests[request_id];
    if(!request) return;
    ZY.Opensocial.DataRequest._requests[request_id] = null;
    request.callback(ZY.Opensocial.DataRequest.REQUEST_TIMED_OUT);
  },
  
  _recieve: function(request_id, dataResponse)
  {
    if(!dataResponse) return;
    var request = ZY.Opensocial.DataRequest._requests[request_id];
    if(!request) return;
    ZY.Opensocial.DataRequest._requests[request_id] = null;
    request.callback(dataResponse);
  },
  
  _attempt: function(request_id)
  {
    var request = ZY.Opensocial.DataRequest._requests[request_id];
    if(!request) return;
    var callback = function(dataResponse){ ZY.Opensocial.DataRequest._recieve(request_id, dataResponse); };
    setTimeout('ZY.Opensocial.DataRequest._check('+request_id+')', ZY.Opensocial.DataRequest._attempt_timeout);
    request.attempts++;
    request.req.send(callback);
  },
  
  _check: function(request_id)
  {
    var request = ZY.Opensocial.DataRequest._requests[request_id];
    if(request && request.attempts<ZY.Opensocial.DataRequest._attempt_limit)
    {
      ZY.Opensocial.DataRequest._attempt(request_id);
    }
  }
};
ZY.Ajax =
{
  _nextId: 1,
  _requests: {},
  _transport_method: 1, // default to opensocial
  
  Status:
  {
  	OK: 200,
		REDIRECT: 300,
		REDIRECT_EXTERNAL: 310,
		FORBIDDEN: 403,
		NOT_FOUND: 404,
		ERROR: 500,
		UNKNOWN: -1
  },
  
  Method:
	{
		GET: 'GET',
		POST: 'POST'
	},

  Request: function(id, url, method, query, callback, transport_method)
  {
    this.id = id;
    this.url = url;
    this.method = method;
    this.query = query;
    this.callback = callback;
    this.transport_method = transport_method;
  },
  
  setTransportMethod: function(transport_method)
  {
  	var self = ZY.Ajax;
  	self._transport_method = transport_method;
  },
  
  get: function(url, query, callback)
  {
  	var self = ZY.Ajax;
		var request = self._createRequest(url, ZY.Ajax.Method.GET, query, callback, self._transport_method);
		return self._send(request);
  },
  
  /* enabling posts just for Flash/Flex Comm
  */
  post: function(url, query, callback)
  {
  	var self = ZY.Ajax;
  	//enabling http post only for Flash and NOT for Open Social
  	var request = self._createRequest(url, ZY.Ajax.Method.POST, query, callback, ZY.Ajax.Transport.Method.FLASH); 
  	return self._send(request);
  },

  _createRequest: function(url, method, query, callback, transport_method)
  {
  	var self = ZY.Ajax;
    var request_id = ZY.Ajax._nextId++;
    
    var request =  new ZY.Ajax.Request(request_id, url, method, query, callback, transport_method);
    ZY.Ajax._requests[request_id] = request;
    return request;
  },

  _send: function(request)
  {
  	var self = ZY.Ajax;
    
    // form the complete url
    var url = request.url;
    
    // add the is_ajax param to the query
    var query = request.query;
		if(!query) query = {};
		query['zy_is_ajax'] = 'true';
    
    if(request.method == ZY.Ajax.Method.GET)
    { 
		//  if(request.transport_method == ZY.Ajax.Transport.Method.FLASH)
		//  {
		//  	return ZY.Ajax.Transport.Flash.get(request.id, url, query);
		//  } else {
				return ZY.Ajax.Transport.Opensocial.get(request.id, url, query);
		//  }
	} else if(request.method == ZY.Ajax.Method.POST) {
		if(request.transport_method == ZY.Ajax.Transport.Method.FLASH)
		  {
		  		return ZY.Ajax.Transport.Flash.post(request.id, url, query);
		  } else {
				ZY.Error.log("ZY.Ajax._send() - request method POST is not supported for Open Social");
				return false;
		  }
		  
	} else {
		ZY.Error.log("ZY.Ajax._send() - bad request method: "+request.method);
		return false;
	}
  },
  
  _getRequest: function(request_id)
  {
  	var self = ZY.Ajax;
  	var request = self._requests[request_id];
  	if(request)
  	{
  		return request;
  	}
  	return false;
  },
  
   _deleteRequest: function(request_id)
  {
  	var self = ZY.Ajax;
  	if(self._requests[request_id])
  	{
			self._requests[request_id] = null;
			return true;
		}
		return false;
  },
  
  _recieve: function(response)
  {
  	var self = ZY.Ajax;
  	
  	var request = self._getRequest(response.id);
    if(!request) return false;
  	
  	// check response status
  	if(response.status == ZY.Ajax.Status.ERROR)
  	{
  		ZY.Error.log("ZY.Ajax._recieve() - response with id "+response.id+" returned status code "+response.status);
  		return false;
  	} else if(response.status == ZY.Ajax.Status.REDIRECT)	{
			var url = response.getAttribute('url');
      request.url = url;
			self._send(request);
			return true;
  	} else if(response.status == ZY.Ajax.Status.REDIRECT_EXTERNAL)	{
			var url = response.getAttribute('url');
			top.location = url;
			return true;
  	} else if(response.status == ZY.Ajax.Status.FORBIDDEN) {
  		ZY.Error.log("ZY.Ajax._recieve() - response with id "+response.id+" returned status code "+response.status);
  		return false;
    }
    
	  self._deleteRequest(request.id);
  	if(typeof(request.callback) == 'function') request.callback(response.body);
		return true;
  }
};

// top level bindings for external interface
function ZYAjaxTransportFlash_initCB(){ ZY.Ajax.Transport.Flash._initCB(); }
function ZYAjax_recieve(request_id, body){ ZY.Ajax.Transport.Flash._recieve(request_id, body); }
function ZYAjax_fault(requestid, rsp){ ZY.Error.log('fault'); }
ZY.Ajax.Response = function(id, body)
{
	this.id = id;
	this.body = body;
	this.is_xml_formatted = body && body.length && body.length > 10 && body.slice(0,9) == '<response';
		
	this.getAttribute = function(attribute_name)
	{
		if(this.is_xml_formatted===false) return false;
		
		var reg_ex = new RegExp(attribute_name+'="([^"]*)');
		var matches = reg_ex.exec(this.body);
		if(!matches || !matches.length || matches.length<2) return false;
		return matches[1];
	};
	
	if(this.is_xml_formatted===true)
	{
		this.status = this.getAttribute('status');
	} else {
		this.status = ZY.Ajax.Status.UNKNOWN;
	}
};
ZY.Ajax.Transport =
{
	Method:
	{
		OPENSOCIAL: 1,
		FLASH: 2
	},
	
	Opensocial:
	{
	  get: function(request_id, url, query)
		{
			var self = ZY.Ajax.Transport.Opensocial;

			if(!query) query = {};
			query['r'] = Math.random();
			url = ZY.Util.prepUrlForQuery(ZY.Util.getAbsoluteUrl(url, ZY.BASE_URL)) + ZY.Util.arrayToQuery(query);
			var callback = function(rsp, error){ self._recieve(request_id, rsp, error); };
		  var params = {};
			params[opensocial.ContentRequestParameters.AUTHORIZATION] = opensocial.ContentRequestParameters.AuthorizationType.SIGNED;
			params[gadgets.io.RequestParameters.METHOD] = gadgets.io.MethodType.GET;
			params[gadgets.io.RequestParameters.CONTENT_TYPE] = gadgets.io.ContentType.TEXT;
			gadgets.io.makeRequest(url, callback, params);
			return true;
		},
		
		_recieve: function(request_id, rsp, error)
		{
			var self = ZY.Ajax.Transport.Opensocial;
			
			var status = ZY.Ajax.Status.ERROR;
			var body = '';
			if(rsp && rsp.text)
			{
				status = ZY.Ajax.Status.OK;
				body = rsp.text;
			}
			var response = new ZY.Ajax.Response(request_id, body);
			if(response.status == ZY.Ajax.Status.UNKNOWN) response.status = status;
			ZY.Ajax._recieve(response);
			return true;
		}
	},
	
	Flash:
	{
		_setup: false,
		_setting_up: false,
		_container: null,
		_container_id: 'ZY_FlashComm_Container',
		_swf_name: 'ZY_FlashComm',
		_init_extCB: null,
		_init_timeout: 3000,
		_swf_path: '',
		_auth_path: '',
		_check_path: '',
		_sig: '',
		_load_control_function: null,
		
		isSetup: function()
		{
			var self = ZY.Ajax.Transport.Flash;
			return self._setup === true;
		},
		
		setSWFPath: function(swf_path)
		{
			var self = ZY.Ajax.Transport.Flash;
			self._swf_path = swf_path;
			return true;
		},
		
		setAuthPath: function(auth_path)
		{
			var self = ZY.Ajax.Transport.Flash;
			self._auth_path = auth_path;
			return true;
		},
		
		setCheckPath: function(check_path)
		{
			var self = ZY.Ajax.Transport.Flash;
			self._check_path = check_path;
			return true;
		},
		
		setLoadControlFunction: function(f)
		{
			var self = ZY.Ajax.Transport.Flash;
			self._load_control_function = f;
			return true;
		},

		init: function()
		{
			var self = ZY.Ajax.Transport.Flash;
	
			if(self._setting_up === true) return false;
			if(self._setup === true) return true;
			
			if(typeof(self._load_control_function) == 'function' && self._load_control_function() == false) return false;
			
			self._setting_up = true;

			var container = $node('div');
			container.id = self._container_id;
			container.name = self._container_id;
			document.body.appendChild(container);
			
			var so = new SWFObject(
			  self._swf_path,
			  self._swf_name,
			  '1',
			  '1',
			  '9',
			  '#FFFFFF' );
			so.addParam('allowScriptAccess', 'always');
			so.write(self._container_id);
			
			return true;
		},
	
		_initCB: function()
		{
			var self = ZY.Ajax.Transport.Flash;
			
			// attempt get sig
			ZY.Ajax.get(self._auth_path, null, self._initCB2);
		},
		
		_initCB2: function(response_body)
		{
			var self = ZY.Ajax.Transport.Flash;
	  	
	  	// get sig
  		matches = /<cn_sig>([^<]*)<\/cn_sig>/.exec(response_body);
		  if(!matches || !matches.length || matches.length<2) return false;
			self._sig = matches[1];
							
			// attempt comm through node
			var request = ZY.Ajax._createRequest(self._check_path, ZY.Ajax.Method.GET, null, self._initCB3, ZY.Ajax.Transport.Method.FLASH);
			ZY.Ajax._send(request);
		},
		
		_initCB3: function(response_body)
		{
			var self = ZY.Ajax.Transport.Flash;
			
			// flip transport method
			ZY.Ajax.setTransportMethod(ZY.Ajax.Transport.Method.FLASH);
			
			self._setting_up = false;
			self._setup = true;
		}, 
		
		get: function(request_id, url, query)
		{
			var self = ZY.Ajax.Transport.Flash;
			
			if(!query) query = {};
			query['zy_cn_sig'] = self._sig;
			query['zy_viewer_id'] = ZY.View.viewer_id;
			
			url = ZY.Util.prepUrlForQuery(ZY.Util.getAbsoluteUrl(url, ZY.BASE_URL)) + ZY.Util.arrayToQuery(query);

			var swf = $('ZY_FlashComm');
			if(!swf || !swf.sendhttpCall)
			{
				ZY.Error.log("ZY.Ajax.Transport.Flash.get() - can't connect to swf");
				return false;
			}
			swf.sendhttpCall(request_id, url);
			return true;
		},
		
		post: function(request_id, url, query)
		{
			var self = ZY.Ajax.Transport.Flash;
			
			if(!query) query = {};
			query['zy_cn_sig'] = self._sig;
			query['zy_viewer_id'] = ZY.View.viewer_id;
			//change this to send query data 
			url = ZY.Util.prepUrlForQuery(ZY.Util.getAbsoluteUrl(url, ZY.BASE_URL)) + ZY.Util.arrayToQuery(query);

			var swf = $('ZY_FlashComm');
			var method = 'post' ;
			if(!swf || !swf.sendhttpCall)
			{
				ZY.Error.log("ZY.Ajax.Transport.Flash.post() - can't connect to swf");
				return false;
			}
			swf.sendhttpCall(request_id, url, method ,query);
			return true;
		},
		
		_recieve: function(request_id, body)
		{
			var self = ZY.Ajax.Transport.Flash;
			
			var response = new ZY.Ajax.Response(request_id, body);
			ZY.Ajax._recieve(response);
			return true;
		}
	}
};
ZY.View = 
{
  _enabled: true,
  _setup: null,
  _indexPath: null,
  _path: null,
  _require: null,
  _moduleLevelSetup: null,

	viewer_id: 0,
	owner_id: 0,
  _viewer: null,
  _viewerFriends: null,
  _viewerFriendIds: null,
  _people: {},
  
  _navParams: null,
  
  _isLoading: false,
  
  LoadingImage:
  {
  	_enabled: true,
  	
  	enable: function()
  	{
  		var self = ZY.View.LoadingImage;
  		self._enabled = true;
  	},
  	
  	disable: function()
  	{
  		var self = ZY.View.LoadingImage;
  		self._enabled = false;
  	},
  	
  	show: function()
  	{
  	
  	},
  	
  	hide: function()
  	{
  	
  	}
  },
  
  // public:
  
  navigate: function(path, require)
  {
  	var localcount = ZY.g.pageLoadCount;
	ZY.View._isLoading = true;
		
		
	setTimeout(function() {
		if (ZY.View._isLoading == true && localcount == ZY.g.pageLoadCount) {
		  	// $('MainDiv').style.display = 'none';
		  	$('LoadingOverlay').style.display = 'block';
		}
	}, 3000);
	setTimeout(function() {
		if (ZY.View._isLoading == true && localcount == ZY.g.pageLoadCount) {
		  	$('LoadingRefresh').style.display = 'block';
		}
	}, 5000);

  	$('TopField').focus();
  	
    ZY.View._fetch(path, require);
  },
  
  get: function(path, params, require)
	{
		if(params)
		{
			path = ZY.Util.prepUrlForQuery(path) + ZY.Util.arrayToQuery(params);
		}
		ZY.View._navParams = null;
		ZY.View.navigate(path, require);
	},

	post: function(path, params, require)
	{
		if(params)
		{
			ZY.View._navParams = params;
		} else {
			ZY.View._navParams = null;
		}
		ZY.View.navigate(path, require);
	},
  
  getPerson: function(id)
  {
    return ZY.View._people[id];
  },
  
  setSetupFunction: function(f)
  {
    ZY.View._setup = f;
  },
  
  setIndexPath: function(path)
  {
    ZY.View._indexPath = path;
  },
  
  enable: function()
  {
    ZY.View._enabled = true;
  },
  
  disable: function()
  {
    ZY.View._enabled = false;
  },
  
  getViewer: function()
  {
    return ZY.View._viewer;
  },
  
  getViewerFriends: function()
  {
    return ZY.View._viewerFriends;
  },
  
  getViewerFriendIds: function()
  {
    return ZY.View._viewerFriendIds;
  },
  
  setPath: function(path)
  {
    ZY.View._path = path;
  },
  
  setRequire: function(require)
  {
    ZY.View._require = require;
  },

  // private:
  
  _addPerson: function(person)
  {
    ZY.View._people[person.getId()] = person;
  },
  
  _addPeople: function(people)
  {
    if(!people||typeof(people)!='object')
    {
      ZY.Error.log('ZY.View.addPeople() - bad people='+people);
    } else if(ZY.Util.isArray(people)) {
      for(var i=0; i<people.length; i++) ZY.View._addPerson(people[i]);
    } else if(typeof(people.each)=='function') {
      people.each(function(person){ ZY.View._addPerson(person); });
    } else if(typeof(people.getId)=='function') {
      ZY.View._addPerson(people);
    } else {
      ZY.Error.log('ZY.View.addPeople() - not sure how to add, people='+people);
    }
  },

  _init: function()
  {
    if(ZY.View._enabled===false) return;
    
    // get the params
    ZY._g.params = gadgets.views.getParams();
    
    ZY.View.viewer_id = ZY._g.params.viewerid;
    ZY.View.owner_id = ZY._g.params.ownerid;
    
    // save the module level setup function
    ZY.View._moduleLevelSetup = ZY.View._setup;
    
    // config number of friends to return
    MyOpenSpace.DefaultPageSize = 500;
    
    // get the path, if present
    var path = ZY._g.params.zy_path;
    
    // try to init the transport layer
    ZY.Ajax.Transport.Flash.init();
    
    ZY.View._fetch(path);
  },
  
   _fetch: function(path)
  {
    ZY.View._setup = ZY.View._moduleLevelSetup;
    
    // check for path, and if not there load index path
    if(!path && ZY.View._indexPath)
    {
    	path = ZY.View._indexPath;
    }
    
    ZY.View._path = path;
    ZY.View._require = [ZY.View.Requirement.VIEWER_FRIEND_IDS, ZY.View.Requirement.VIEWER];
    if(!ZY.View.Require._fetch(ZY.View._require, ZY.View._requireCB)) ZY.View._requireCB();    
  },
  
  _requireCB: function()
  {
		// locals
		var path = ZY.View._path;
		var require = ZY.View._require;
		
		var queryParams = [];
		
		// add nav post params if there
		if(ZY.View._navParams) queryParams = ZY.View._navParams;
		
		// add viewer
		if(ZY.View._viewer)
		{
		  ZY.View._addPersonToQueryParams(ZY.View._viewer, 'zy_viewer', queryParams);
		}

		for(var i in ZY._g.params)
    	{
    		 if(i.indexOf('zy_')==-1 )
    			queryParams[i] = ZY._g.params[i]; 
        }
        	
		// pass sig up
		queryParams['zy_sig'] = ZY.SIG;

		ZY.Ajax.get(path, queryParams, ZY.View._fetchCB);
  },

  _fetchCB: function(body)
  { 
    var contentRow = $('MainDiv');
    ZY.Util.clearNode(contentRow);

    // eval scripts and insert stripped source into content row
    contentRow.innerHTML = ZY.Util.Scripts.eval(body, contentRow);
    
    // run ZYML parsing
    ZY.View.ZYML._parse(contentRow, ZY.View._done);
  },
  
  _addPersonToQueryParams: function(person, key, params)
  {
    if(!person) return;
    var data = ZY.Opensocial.getPersonData(person);
    for(var i in data) params[key+'_'+i] = data[i];
  },
  
  _done: function()
  {
  	// hide laoding div and show main div
	ZY.View._isLoading = false;
  	$('LoadingDiv').style.display = 'none';
  	$('LoadingOverlay').style.display = 'none';
  	$('LoadingRefresh').style.display = 'none';
  	$('MainDiv').style.display = 'block';
  
    // call setup funciton, if defined
    if(typeof(ZY.View._setup)=='function') ZY.View._setup();
  }
  
};

gadgets.util.registerOnLoadHandler(ZY.View._init);
ZY.View.Requirement =
{
  // public:

  OWNER: 1,
  OWNER_FRIEND_IDS: 2,
  VIEWER: 3,
  VIEWER_FRIEND_IDS: 4
};
ZY.View.Require =
{

  _DEFAULTS: [  ZY.View.Requirement.VIEWER ],
  
  _fetchExtCB: null,
  
  // public:
  
  setDefaults: function(defaults)
  {
    ZY.View.Require._DEFAULTS = defaults;
  },
  
  
  // private:
  
  _fetch: function(require, callback)
  {
    var needData = false;
    var req = opensocial.newDataRequest();
    
    // get viewer if we don't have them
    if(ZY.View._viewer===null)
    {
      req.add(req.newFetchPersonRequest(opensocial.DataRequest.PersonId.VIEWER, 'VIEWER'));
      needData = true;
    }
    
    // check requirements
    ZY.View.Require._curr_require = {};
    ZY.View.Require._curr_require.require_owner = ZY.Util.isArrayMember(require, ZY.View.Requirement.OWNER);
    ZY.View.Require._curr_require.require_owner_friends = ZY.Util.isArrayMember(require, ZY.View.Requirement.OWNER_FRIEND_IDS);
    ZY.View.Require._curr_require.require_viewer_friends = ZY.Util.isArrayMember(require, ZY.View.Requirement.VIEWER_FRIEND_IDS);
    
    
    // get owner if don't have them and they're required
    if(ZY.View._owner===null && ZY.View.Require._curr_require.require_owner)
    {
     req.add(req.newFetchPersonRequest(opensocial.DataRequest.PersonId.OWNER, 'OWNER'));
     needData = true;
    }
    
    // send if we need data
    if(needData)
    {
      ZY.View.Require._fetchExtCB = callback;
      ZY.Opensocial.DataRequest.send(req, ZY.View.Require._fetchCB);
    } else {
      req = null;
    }
    
    return needData;
  },
  
  _fetchCB: function(dataResponse)
  {
    // did we time out?
    if(dataResponse==ZY.Opensocial.DataRequest.REQUEST_TIMED_OUT)
    {
      ZY.View.Require._fetchExtCB();
      return;
    }
    
    // get owner
    if(ZY.Opensocial._checkData(dataResponse, 'OWNER'))
    {
      ZY.View._ownerHasApp = ZY.Opensocial._checkHasApp(dataResponse, 'OWNER');
      if(typeof(ZY.View._ownerHasAppHandler)=='function')
      {
        ZY.View._ownerHasAppHandler(ZY.View._ownerHasApp);
      }
      ZY.View._owner = ZY.Opensocial.getData(dataResponse, 'OWNER');
      if(ZY.View._owner) ZY.View._addPerson(ZY.View._owner);
    }
    
    // get viewer
    if(ZY.Opensocial._checkData(dataResponse, 'VIEWER'))
    {
      ZY.View._viewerHasApp = ZY.Opensocial._checkHasApp(dataResponse, 'VIEWER');
      if(typeof(ZY.View._viewerHasAppHandler)=='function')
      {
        ZY.View._viewerHasAppHandler(ZY.View._viewerHasApp);
      }
      ZY.View._viewer = ZY.Opensocial.getData(dataResponse, 'VIEWER');
      if(ZY.View._viewer) ZY.View._addPerson(ZY.View._viewer);
    }
    
    // are they the same person?
    ZY.View._owner_is_viewer = ZY.View._owner 
                                && ZY.View._viewer 
                                && ZY.View._owner.getId 
                                && ZY.View._viewer.getId 
                                && ZY.View._viewer.getId()==ZY.View._owner.getId();
    
    // see if we want friends
    // we can only get viewer friends, so check if we have those in mem
    // if not, go get them
    // we will dupe them to viewerFriends if owner==viewer, which is the 
    // only way we can get ownerFriends
    if(ZY.View._viewerFriends===null && (ZY.View.Require._curr_require.require_owner_friends || ZY.View.Require._curr_require.require_viewer_friends))
    {
      ZY.View.Require._fetchViewerFriends();
    } else {
      ZY.View.Require._fetchExtCB();
    }
  },

  _fetchViewerFriends: function()
  {
    ZY.View.Require._numFriendsFetched = 0;
    ZY.View.Require._numFriendsTotal = 0;
    ZY.View.Require._friendPageBeingFetched = -1;
    ZY.View.Require._fetchNextViewerFriendsPage();
  },
  
  _fetchNextViewerFriendsPage: function()
  {
    ++ZY.View.Require._friendPageBeingFetched;
    var req = opensocial.newDataRequest();
    ZY.View.Require._friendPageSize = 100;
    var params = {};
    params[opensocial.DataRequest.PeopleRequestFields.FIRST] = ZY.View.Require._friendPageBeingFetched * ZY.View.Require._friendPageSize + 1;
    params[opensocial.DataRequest.PeopleRequestFields.MAX] = ZY.View.Require._friendPageSize;
    req.add(req.newFetchPeopleRequest(opensocial.DataRequest.Group.VIEWER_FRIENDS, params), 'viewer_friends_'+ZY.View.Require._friendPageBeingFetched);
    ZY.Opensocial.DataRequest.send(req, ZY.View.Require._fetchViewerFriendsPageCB);
  },
  
  _fetchViewerFriendsPageCB: function(dataResponse)
  {
    // did we time out?
    if(dataResponse==ZY.Opensocial.DataRequest.REQUEST_TIMED_OUT)
    {
      ZY.View.Require._fetchExtCB();
      return;
    }

    // see if we fetched the viewer's friends
    if(ZY.Opensocial._checkData(dataResponse, 'viewer_friends_'+ZY.View.Require._friendPageBeingFetched))
    {
      var fetchedFriends = ZY.Opensocial.getData(dataResponse, 'viewer_friends_'+ZY.View.Require._friendPageBeingFetched);
      if(fetchedFriends)
      {
        if (ZY.View._viewerFriends == null)
        {
          ZY.View._viewerFriendIds = [];
          ZY.View.Require._numFriendsFetched = -1;
          ZY.View._viewerFriends = fetchedFriends;
          ZY.View.Require._numFriendsTotal = fetchedFriends.getTotalSize();
        }
        fetchedFriends.each(function(person)
        {
						var person_id = person.getId();
						//do not add creepy stalker Tom
						if (person_id!=6221) {
	    	      ZY.View._viewerFriends.array_[++ZY.View.Require._numFriendsFetched] = person;
  		        ZY.View._viewerFriendIds.push(person_id);
						}
						else
						{
							ZY.View.Require._numFriendsFetched++;
						}
        });
        ZY.View._addPeople(fetchedFriends);
        
        // rep to owner data if same person
        if(ZY.View._owner_is_viewer)
        {
          ZY.View._ownerFriends = ZY.View._viewerFriends;
          ZY.View._ownerFriendIds = ZY.View._viewerFriendIds;
        }
      }
    }
    if (ZY.View.Require._numFriendsTotal <= (ZY.View.Require._numFriendsFetched+1)) 
    {
      ZY.View.Require._fetchExtCB();
    } else {
      ZY.View.Require._fetchNextViewerFriendsPage();
    }
  }
};
ZY.View.ZYML =
{
  _elements: [],
  _uids: {},
  
  // private:
  
  _parse: function(dom, callback)
  {
    var hasUids = false;
    
    // get all the zyml images
    var imgs = dom.getElementsByTagName('img');
    for(var i=0; i<imgs.length; i++)
    {
      var img = imgs[i];
      var uid = img.getAttribute('uid');
      if(uid)
      {
        ZY.View.ZYML._elements.push(img);
        if(parseInt(uid)>0 && !ZY.View._people[uid])
        {
          ZY.View.ZYML._uids[uid] = true;
          hasUids = true;
        }
      }
    }
    
    // get all the zyml spans
    var spans = dom.getElementsByTagName('span');
    for(var i=0; i<spans.length; i++)
    {
      var span = spans[i];
      var uid = span.getAttribute('uid');
      if(uid)
      {
        ZY.View.ZYML._elements.push(span);
        if(parseInt(uid)>0 && !ZY.View._people[uid])
        {
          ZY.View.ZYML._uids[uid] = true;
          hasUids = true;
        }
      }
    }
    
    // get additional user info if necessary
    if(ZY.View.ZYML._elements.length>0)
    {
        ZY.View.ZYML._render(callback);
    } else {
      callback();
    }
  },
  
  _render: function(callback)
  { 
    // go through the elements and insert data
    for(var i=0; i<ZY.View.ZYML._elements.length; i++)
    {
      var element = ZY.View.ZYML._elements[i];
      var uid = element.getAttribute('uid');
      var person = null;
      if(uid=='owner')
      {
        person = ZY.View._owner;
      } else if(uid=='viewer') {
        person = ZY.View._viewer;
      } else {
        person = ZY.View._people[uid];
      }
      
      if(!person) person = ZY.Opensocial._unknownPerson;
      
      // fill in the elements
      if(element.tagName=='IMG')
      {
        element.src = person.getField(opensocial.Person.Field.THUMBNAIL_URL);
      } else if(element.tagName=='SPAN') {
        var field = element.getAttribute('field');
        if(field=='name')
        {
          element.innerHTML = person.getField(opensocial.Person.Field.NAME);
        } else if(field=='gender') {
          element.innerHTML = '(not supported)';
        }
      }
    }
    callback();
  }
};