function cIM()
{
	this.DEFAULT_URL = im_path + 'controller.php?action=';
	this.connector = XMLTools;
	this._onmouseup = document.onmouseup;
	this.isExecuteForm = false;
	this.id = [];
   this._handler = false;
   this.json = false;
}

cIM.prototype.cExecute = function (url, handler, params, form)
{
   var _this = this;
   if ( this.isExecuteForm )
   {
      _this.isExecuteForm = false;
      document.onmouseup = this._onmouseup;
   }

   if ( form )
   {
      //this.cExecuteForm(url, form);
      return;
   }

   url = _this.DEFAULT_URL + url;

   var _date = new Date();
   var id = url + '&thread_time=' + _date.getHours() + _date.getMinutes() + _date.getSeconds() + _date.getMilliseconds();
   if ( _this.id[id] )
      return false;
   else
      _this.id[id] = handler;

   if ( params )
      method = "POST";
   else
      method = "GET";

   handler = _this._interface;
   _this.connector.request(id, url, method, handler, params);
}
cIM.prototype._interface = function(data, url)
{
   data = data.getElementsByTagName('retorno').item(0);
   data = data.firstChild.nodeValue;
   if ( /^("(\\.|[^"\\\n\r])*?"|[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t])+?$/.test(data) )
   {
      eval('data = ' + data);
      if ( cIM.json )
         cIM.json = false;
      else
         data = json2array(data);
   }

   var handler = cIM.id[url];
   cIM.id[url] = false;
   delete cIM.id[url];
   handler(data);
}
var cIM = new cIM;


function json2array(pObject)
{
   var retorno = [];
   for( var i in pObject )
      if( pObject[i].constructor == Object )
      {
         retorno[i] = [];
         retorno[i] = json2array(pObject[i]);
      }
      else
         retorno[i] = pObject[i];

   return retorno;
}
function json2str(pObject)
{
   var retorno = '{';
   for( var i in pObject )
      if( pObject[i].constructor == Object )
         retorno += '\'' + i + '\':' + json2str(pObject[i]) + ',';
      else
         retorno += '\'' + i + '\':\'' + pObject[i] + '\',';

   retorno = retorno.substr(0, (retorno.length - 1));
   retorno += '}';
   return retorno;
}