diff --git a/WP-GPX-Maps.js b/WP-GPX-Maps.js
index 8e76e40..35cdf91 100644
--- a/WP-GPX-Maps.js
+++ b/WP-GPX-Maps.js
@@ -410,14 +410,9 @@ function _wpgpxmaps(params)
 			if (mapData[i] == null)
 			{
 			
-				if ( polyline_number < color1.length )
-				{
-					color=color1[polyline_number];
-				}
-				else
-				{
-					color=color1[color1.length-1];
-				}
+
+					color=color1[polyline_number % color1.length];
+
 
 				var poly = new google.maps.Polyline({
 					path: points.slice(lastCut,i),
diff --git a/languages/wp-gpx-maps-pl_PL.mo b/languages/wp-gpx-maps-pl_PL.mo
new file mode 100644
index 0000000..5c2806a
Binary files /dev/null and b/languages/wp-gpx-maps-pl_PL.mo differ
diff --git a/languages/wp-gpx-maps-pl_PL.po b/languages/wp-gpx-maps-pl_PL.po
new file mode 100644
index 0000000..498ffd8
--- /dev/null
+++ b/languages/wp-gpx-maps-pl_PL.po
@@ -0,0 +1,95 @@
+msgid ""
+msgstr ""
+"Project-Id-Version: wp-gpx-maps\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2012-10-30 14:41+0100\n"
+"PO-Revision-Date: 2013-03-10 12:33+0100\n"
+"Last-Translator: \n"
+"Language-Team: \n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"X-Poedit-KeywordsList: __;_e\n"
+"X-Poedit-Basepath: .\n"
+"X-Generator: Poedit 1.5.5\n"
+"Language: pl_PL\n"
+"X-Poedit-SourceCharset: UTF-8\n"
+"X-Poedit-SearchPath-0: ..\n"
+
+#: ../wp-gpx-maps.php:467
+msgid "Altitude"
+msgstr "Wysokość"
+
+#: ../wp-gpx-maps.php:468
+msgid "Current Position"
+msgstr "Aktualna pozycja"
+
+#: ../wp-gpx-maps.php:469
+msgid "Speed"
+msgstr "Prędkość"
+
+#: ../wp-gpx-maps.php:470
+msgid "Heart rate"
+msgstr "Tętno"
+
+#: ../wp-gpx-maps.php:471
+msgid "Cadence"
+msgstr "Kadencja"
+
+#: ../wp-gpx-maps.php:472
+msgid "Go Full Screen"
+msgstr "Pełny ekran"
+
+#: ../wp-gpx-maps.php:473
+msgid "Exit Full Screen"
+msgstr "Zamknij pełny ekran"
+
+#: ../wp-gpx-maps.php:474
+msgid "Hide Images"
+msgstr "Ukryj obrazy"
+
+#: ../wp-gpx-maps.php:475
+msgid "Show Images"
+msgstr "Pokaż obrazy"
+
+#: ../wp-gpx-maps.php:476
+msgid "Back to center"
+msgstr "Wyśrodkuj"
+
+#: ../wp-gpx-maps.php:489
+msgid "Total distance"
+msgstr "Całkowity dystans"
+
+#: ../wp-gpx-maps.php:494
+msgid "Max elevation"
+msgstr "Najwyższy punkt"
+
+#: ../wp-gpx-maps.php:496
+msgid "Min elevation"
+msgstr "Najniższy punkt"
+
+#: ../wp-gpx-maps.php:498
+msgid "Total climbing"
+msgstr "Wyskokość podjazdów"
+
+#: ../wp-gpx-maps.php:500
+msgid "Total descent"
+msgstr "Wysokość zjazdów"
+
+#: ../wp-gpx-maps.php:504
+msgid "Average speed"
+msgstr "Średnia prędkość"
+
+#: ../wp-gpx-maps.php:509
+msgid "Total Time"
+msgstr "Łączny czas"
+
+#: ../wp-gpx-maps.php:525
+msgid "Download"
+msgstr "Pobieranie"
+
+#: ../wp-gpx-maps_admin_settings.php:83 ../wp-gpx-maps_admin_settings.php:151
+#: ../wp-gpx-maps_admin_settings.php:229 ../wp-gpx-maps_admin_settings.php:333
+#: ../wp-gpx-maps_admin_settings.php:364
+msgid "Save Changes"
+msgstr "Zapisz zmiany"
diff --git a/readme.txt b/readme.txt
index e8fb565..146cd6a 100644
--- a/readme.txt
+++ b/readme.txt
@@ -5,7 +5,7 @@ Donate link: https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_i
 Tags: maps, gpx, gps, graph, chart, google maps, track, garmin, image, nextgen-gallery, nextgen, exif, OpenStreetMap, OpenCycleMap, Hike&Bike, heart rate, heartrate, cadence
 Requires at least: 2.0.0
 Tested up to: 3.5
-Stable tag: 1.1.40
+Stable tag: 1.1.41
 
 Draws a gpx track with altitude graph. You can also display your nextgen gallery images in the map.
 
@@ -43,6 +43,7 @@ Translated into 7 languages:
 - Turkish tr_TR
 - Hungarian hu_HU
 - French fr_FR
+- Polish pl_PL
 
 (many thanks to all the guys who helped me with the translations)
 
@@ -179,6 +180,10 @@ Yes!
 1. Altitude & Speed & Hearth rate
 
 == Changelog ==
+= 1.1.41 =
+* Added Polish translation, thanks to Sebastian
+* Fix: Spanish translation 
+* Minor javascript improvement
 = 1.1.40 =
 * Improved italian translation
 * Added grade chart (beta) 
diff --git a/wp-gpx-maps.php b/wp-gpx-maps.php
index d415d3d..7aaf4af 100644
--- a/wp-gpx-maps.php
+++ b/wp-gpx-maps.php
@@ -3,7 +3,7 @@
 Plugin Name: WP-GPX-Maps
 Plugin URI: http://www.darwinner.it/
 Description: Draws a gpx track with altitude graph
-Version: 1.1.40
+Version: 1.1.41
 Author: Bastianon Massimo
 Author URI: http://www.pedemontanadelgrappa.it/
 */
@@ -54,7 +54,7 @@ function enqueue_WP_GPX_Maps_scripts()
     wp_enqueue_script( 'highcharts' );	
 	
     wp_deregister_script( 'WP-GPX-Maps' );
-    wp_register_script( 'WP-GPX-Maps', plugins_url('/WP-GPX-Maps.js', __FILE__), array('jquery','googlemaps','highcharts'), "1.1.40");
+    wp_register_script( 'WP-GPX-Maps', plugins_url('/WP-GPX-Maps.js', __FILE__), array('jquery','googlemaps','highcharts'), "1.1.41");
     wp_enqueue_script( 'WP-GPX-Maps' );
 		
 }