showStartWindow : function(url_to_open,delayShow) {
		  
	  if (this.isOnline == false && typeof  != 'undefined' && typeof .opt != 'undefined' && typeof .opt.offline_redirect != 'undefined'){
			window.open(.opt.offline_redirect,"_blank");
			return;
	  };	
	  this.lhc_need_help_hide();

      // Do not check for new messages
      this.stopCheckNewMessage();

      this.removeById('lhc_container');	
      	  
	  var locationCurrent = encodeURIComponent(window.location.href.substring(window.location.protocol.length));
	  
      if ( url_to_open != undefined ) {
       		this.chatOpenedCallback('internal_invitation');	
            this.initial_iframe_url = url_to_open+this.getAppendCookieArguments()+'?URLReferer='+locationCurrent+this.parseOptions()+this.parseStorageArguments()+'&dt='+encodeURIComponent(document.title);
      } else {
      		this.chatOpenedCallback(this.isOnline == false ? 'internal_offline' : 'internal');	
            this.initial_iframe_url = "