diff --git a/ChangeLog b/ChangeLog
index 762487b6ac8..c9586afb47f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -196,6 +196,7 @@ Dolibarr better:
 - Fix: [ bug #1832 ] SQL error when adding a product with no price defined to an object
 - Fix: [ bug #1826 ] Supplier payment types are not translated into fourn/facture/paiement.php
 - Fix: [ bug #1830 ] Salaries payment only allows checking accounts
+- Fix: [ bug #1825 ] External agenda: hide/show checkbox doesn't work
 
 ***** ChangeLog for 3.6.2 compared to 3.6.1 *****
 - Fix: fix ErrorBadValueForParamNotAString error message in price customer multiprice.
@@ -362,6 +363,7 @@ Fix: [ bug #1752 ] Date filter of margins module, filters since 12H instead of 0
 Fix: [ bug #1757 ] Sorting breaks product/service statistics
 Fix: [ bug #1797 ] Tulip supplier invoice module takes creation date instead of invoice date
 Fix: [ bug #1792 ] Users are not allowed to see margins module index page when no product view permission is enabled
+Fix: [ bug #1846 ] Browser IE11 not detected
 
 ***** ChangeLog for 3.5.6 compared to 3.5.5 *****
 Fix: Avoid missing class error for fetch_thirdparty method #1973
diff --git a/htdocs/comm/action/class/ical.class.php b/htdocs/comm/action/class/ical.class.php
index da062176d13..e7bddb8bd7e 100644
--- a/htdocs/comm/action/class/ical.class.php
+++ b/htdocs/comm/action/class/ical.class.php
@@ -23,10 +23,11 @@
  *       \ingroup    agenda
  *       \brief      File of class to parse ical calendars
  */
+require_once DOL_DOCUMENT_ROOT.'/core/lib/xcal.lib.php';
 
 
 /**
- *		Class to parse ICal calendars
+ *		Class to read/parse ICal calendars
  */
 class ICal
 {
@@ -107,6 +108,7 @@ class ICal
         if (!stristr($this->file_text[0],'BEGIN:VCALENDAR')) return 'error not VCALENDAR';
 
         $insidealarm=0;
+        $tmpkey='';$tmpvalue='';
         foreach ($this->file_text as $text)
         {
             $text = trim($text); // trim one line
@@ -137,7 +139,7 @@ class ICal
                     case "BEGIN:DAYLIGHT":
                     case "BEGIN:VTIMEZONE":
                     case "BEGIN:STANDARD":
-                        $type = $value; // save tu array under value key
+                        $type = $value; // save array under value key
                         break;
 
                     case "END:VTODO": // end special text - goto VCALENDAR key
@@ -159,8 +161,31 @@ class ICal
                         $insidealarm=0;
                         break;
 
-                    default: // no special string
-                        if (! $insidealarm) $this->add_to_array($type, $key, $value); // add to array
+                    default: // no special string (SUMMARY, DESCRIPTION, ...)
+						if ($tmpvalue)
+						{
+							$tmpvalue .= $text;
+							if (! preg_match('/=$/',$text))	// No more lines
+							{
+								$key=$tmpkey;
+								$value=quotedPrintDecode(preg_replace('/^ENCODING=QUOTED-PRINTABLE:/i','',$tmpvalue));
+								$tmpkey='';
+								$tmpvalue='';
+							}
+						}
+                    	elseif (preg_match('/^ENCODING=QUOTED-PRINTABLE:/i',$value))
+                    	{
+                    		if (preg_match('/=$/',$value))
+                    		{
+                    			$tmpkey=$key;
+                    			$tmpvalue=$tmpvalue.preg_replace('/=$/',"",$value);	// We must wait to have next line to have complete message
+                    		}
+                    		else
+                    		{
+                    			$value=quotedPrintDecode(preg_replace('/^ENCODING=QUOTED-PRINTABLE:/i','',$tmpvalue.$value));
+                    		}
+                    	}                    	//$value=quotedPrintDecode($tmpvalue.$value);
+                    	if (! $insidealarm && ! $tmpkey) $this->add_to_array($type, $key, $value); // add to array
                         break;
                 }
             }
diff --git a/htdocs/comm/action/index.php b/htdocs/comm/action/index.php
index d9d17a0ea71..f41dbc50d3a 100644
--- a/htdocs/comm/action/index.php
+++ b/htdocs/comm/action/index.php
@@ -361,6 +361,7 @@ if (! empty($conf->use_javascript_ajax))
 		foreach ($showextcals as $val)
 		{
 			$htmlname = dol_string_nospecial($val['name']);
+			$htmlname = dol_string_nospecial($htmlname,'_',array("\.","#"));
 			$s.='<script type="text/javascript">' . "\n";
 			$s.='jQuery(document).ready(function () {' . "\n";
 			$s.='		jQuery("#check_' . $htmlname . '").click(function() {';
diff --git a/htdocs/core/lib/agenda.lib.php b/htdocs/core/lib/agenda.lib.php
index 174b1c79092..d277511785c 100644
--- a/htdocs/core/lib/agenda.lib.php
+++ b/htdocs/core/lib/agenda.lib.php
@@ -140,6 +140,10 @@ function print_actions_filter($form, $canedit, $status, $year, $month, $day, $sh
 		if (empty($conf->dol_use_jmobile)) print ' - ';
 		print '<input type="number" class="short" name="end_d" value="'.$end_d.'" min="1" max="7">';
 		print '</td></tr>';
+
+		print '<tr><td>'.$langs->trans("AgendaShowBirthdayEvents").' <input type="checkbox" id="check_birthday" name="check_birthday"></td></tr>';
+		print '</table>';
+		print '</td>';
 	}
 
 	// Hooks
diff --git a/htdocs/core/lib/functions.lib.php b/htdocs/core/lib/functions.lib.php
index 9af3443124e..bb4176a00e3 100644
--- a/htdocs/core/lib/functions.lib.php
+++ b/htdocs/core/lib/functions.lib.php
@@ -10,8 +10,8 @@
  * Copyright (C) 2010-2014 Juanjo Menent        <jmenent@2byte.es>
  * Copyright (C) 2013      Cédric Salvador      <csalvador@gpcsolutions.fr>
  * Copyright (C) 2013      Alexandre Spangaro   <alexandre.spangaro@gmail.com>
- * Copyright (C) 2014      Marcos García        <marcosgdf@gmail.com>
  * Copyright (C) 2014      Cédric GROSS         <c.gross@kreiz-it.fr>
+ * Copyright (C) 2014-2015 Marcos García        <marcosgdf@gmail.com>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -156,7 +156,7 @@ function getBrowserInfo()
 	elseif (preg_match('/epiphany/i',$_SERVER["HTTP_USER_AGENT"]))                       { $name='epiphany';  $version=$reg[2]; }
 	elseif ((empty($phone) || preg_match('/iphone/i',$_SERVER["HTTP_USER_AGENT"])) && preg_match('/safari(\/|\s)([\d\.]*)/i',$_SERVER["HTTP_USER_AGENT"], $reg)) { $name='safari'; $version=$reg[2]; }	// Safari is often present in string for mobile but its not.
 	elseif (preg_match('/opera(\/|\s)([\d\.]*)/i',  $_SERVER["HTTP_USER_AGENT"], $reg))  { $name='opera';     $version=$reg[2]; }
-	elseif (preg_match('/msie(\/|\s)([\d\.]*)/i',   $_SERVER["HTTP_USER_AGENT"], $reg))  { $name='ie';        $version=$reg[2]; }    // MS products at end
+	elseif (preg_match('/(MSIE\s([0-9]+\.[0-9]))|.*(Trident\/[0-9]+.[0-9];\srv:([0-9]+\.[0-9]+))/i',   $_SERVER["HTTP_USER_AGENT"], $reg))  { $name='ie';        $version= end($reg); }    // MS products at end
 	// Other
 	$firefox=0;
 	if (in_array($name,array('firefox','iceweasel'))) $firefox=1;
@@ -454,18 +454,18 @@ function dol_string_unaccent($str)
 /**
  *	Clean a string from all punctuation characters to use it as a ref or login
  *
- *	@param	string	$str            String to clean
- * 	@param	string	$newstr			String to replace forbidden chars with
- *  @param  array	$badchars       List of forbidden characters
- * 	@return string          		Cleaned string
+ *	@param	string	$str            	String to clean
+ * 	@param	string	$newstr				String to replace forbidden chars with
+ *  @param  array	$badcharstoreplace  List of forbidden characters
+ * 	@return string          			Cleaned string
  *
  * 	@see    		dol_sanitizeFilename, dol_string_unaccent
  */
-function dol_string_nospecial($str,$newstr='_',$badchars='')
+function dol_string_nospecial($str,$newstr='_',$badcharstoreplace='')
 {
 	$forbidden_chars_to_replace=array(" ","'","/","\\",":","*","?","\"","<",">","|","[","]",",",";","=");
 	$forbidden_chars_to_remove=array();
-	if (is_array($badchars)) $forbidden_chars_to_replace=$badchars;
+	if (is_array($badcharstoreplace)) $forbidden_chars_to_replace=$badcharstoreplace;
 	//$forbidden_chars_to_remove=array("(",")");
 
 	return str_replace($forbidden_chars_to_replace,$newstr,str_replace($forbidden_chars_to_remove,"",$str));
@@ -2656,7 +2656,7 @@ function load_fiche_titre($titre, $mesg='', $picto='title.png', $pictoisfullpath
 	$return='';
 
 	if ($picto == 'setup') $picto='title.png';
-	if (!empty($conf->browser->ie) && $picto=='title.png') $picto='title.gif';
+	if (($conf->browser->name == 'ie') && $picto=='title.png') $picto='title.gif';
 
 	$return.= "\n";
 	$return.= '<table '.($id?'id="'.$id.'" ':'').'summary="" width="100%" border="0" class="notopnoleftnoright" style="margin-bottom: 2px;"><tr>';
@@ -2695,7 +2695,7 @@ function print_barre_liste($titre, $page, $file, $options='', $sortfield='', $so
 	global $conf,$langs;
 
 	if ($picto == 'setup') $picto='title.png';
-	if (!empty($conf->browser->ie) && $picto=='title.png') $picto='title.gif';
+	if (($conf->browser->name == 'ie') && $picto=='title.png') $picto='title.gif';
 
 	if (($num > $conf->liste_limit) || ($num == -1))
 	{
@@ -3010,7 +3010,7 @@ function price2num($amount,$rounding='',$alreadysqlnb=0)
 
 /**
  *	Return localtax rate for a particular vat, when selling a product with vat $tva, from a $thirdparty_buyer to a $thirdparty_seller
- *  Note: It applies same rule than get_default_tva
+ *  Note: This function applies same rules than get_default_tva
  *
  * 	@param	float		$tva			        Vat taxe
  * 	@param  int			$local		         	Local tax to search and return (1 or 2 return only tax rate 1 or tax rate 2)
@@ -3111,13 +3111,10 @@ function get_localtax($tva, $local, $thirdparty_buyer="", $thirdparty_seller="")
 		}
 	}
 
-
-
 	$sql  = "SELECT t.localtax1, t.localtax2, t.localtax1_type, t.localtax2_type";
 	$sql .= " FROM ".MAIN_DB_PREFIX."c_tva as t, ".MAIN_DB_PREFIX."c_country as c";
 	$sql .= " WHERE t.fk_pays = c.rowid AND c.code = '".$thirdparty_seller->country_code."'";
 	$sql .= " AND t.taux = ".((float) $tva)." AND t.active = 1";
-
 	dol_syslog("get_localtax", LOG_DEBUG);
 	$resql=$db->query($sql);
 	if ($resql)
@@ -4610,6 +4607,8 @@ function picto_from_langcode($codelang)
 
 	if (empty($codelang)) return '';
 
+	if (empty($codelang)) return '';
+
 	if ($codelang == 'auto')
 	{
 		return img_picto_common($langs->trans('AutoDetectLang'), 'flags/int.png');
diff --git a/test/phpunit/FunctionsLibTest.php b/test/phpunit/FunctionsLibTest.php
index 001ac0b1dec..68ebd5d1703 100755
--- a/test/phpunit/FunctionsLibTest.php
+++ b/test/phpunit/FunctionsLibTest.php
@@ -128,22 +128,37 @@ class FunctionsLibTest extends PHPUnit_Framework_TestCase
         $tmp=getBrowserInfo();
         $this->assertEquals('ie',$tmp['browsername']);
         $this->assertEquals('5.0',$tmp['browserversion']);
+
         $_SERVER['HTTP_USER_AGENT']='Mozilla/5.0 (Windows; U; Windows NT 5.0; en-US; rv:1.5a) Gecko/20030728 Mozilla Firefox/0.9.1';    // Firefox 0.9.1
         $tmp=getBrowserInfo();
         $this->assertEquals('firefox',$tmp['browsername']);
         $this->assertEquals('0.9.1',$tmp['browserversion']);
+
+        $_SERVER['HTTP_USER_AGENT']='Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.1; Trident/6.0)';		// IE 10
+        $tmp=getBrowserInfo();
+        $this->assertEquals('ie',$tmp['browsername']);
+        $this->assertEquals('10.0',$tmp['browserversion']);
+
+        $_SERVER['HTTP_USER_AGENT']='Mozilla/5.0 (Windows NT 6.3; Trident/7.0; rv:11.0) like Gecko';		// IE 11
+        $tmp=getBrowserInfo();
+        $this->assertEquals('ie',$tmp['browsername']);
+        $this->assertEquals('11.0',$tmp['browserversion']);
+
         $_SERVER['HTTP_USER_AGENT']='Mozilla/3.0 (Windows 98; U) Opera 6.03  [en]';
         $tmp=getBrowserInfo();
         $this->assertEquals('opera',$tmp['browsername']);
         $this->assertEquals('6.03',$tmp['browserversion']);
+
         $_SERVER['HTTP_USER_AGENT']='Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/535.21 (KHTML, like Gecko) Chrome/19.0.1042.0 Safari/535.21';
         $tmp=getBrowserInfo();
         $this->assertEquals('chrome',$tmp['browsername']);
         $this->assertEquals('19.0.1042.0',$tmp['browserversion']);
+
         $_SERVER['HTTP_USER_AGENT']='chrome (Mozilla/5.0 (X11; Linux i686) AppleWebKit/535.11 (KHTML, like Gecko) Chrome/17.0.963.56 Safari/535.11)';
         $tmp=getBrowserInfo();
         $this->assertEquals('chrome',$tmp['browsername']);
         $this->assertEquals('17.0.963.56',$tmp['browserversion']);
+
         $_SERVER['HTTP_USER_AGENT']='Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10_6_8; de-at) AppleWebKit/533.21.1 (KHTML, like Gecko) Version/5.0.5 Safari/533.21.1';
         $tmp=getBrowserInfo();
         $this->assertEquals('safari',$tmp['browsername']);