diff --git a/config/site/tile_sources.xml b/config/site/tile_sources.xml
index 52e632e34a..d3a1650986 100644
--- a/config/site/tile_sources.xml
+++ b/config/site/tile_sources.xml
@@ -8,11 +8,11 @@
    <tile_source name="GoogleMaps Satellite" url_template="http://khm1.google.com/kh/v=89&amp;x={1}&amp;y={2}&amp;z={0}" ext=".jpg" min_zoom="7" max_zoom="20" tile_size="256" img_density="32" avg_img_size="18000"/> -->
    <tile_source name="GoogleMaps Terrain" url_template="http://mt3.google.com/vt/v=w2p.111&amp;hl=en&amp;x={1}&amp;y={2}&amp;z={0}" ext=".jpg" min_zoom="5" max_zoom="15" tile_size="256" img_density="32" avg_img_size="18000"/>
 
-   <tile_source rule="beanshell" name="Microsoft Maps" min_zoom="1" max_zoom="19" tile_size="256" img_density="16" avg_img_size="18000" ext="png"
+   <tile_source rule="beanshell" name="Microsoft Maps" min_zoom="1" max_zoom="19" tile_size="256" img_density="16" avg_img_size="18000" ext=".png"
    url_template="public static String eqt(int z, int x, int y) {static final char[] NUM_CHAR = { &apos;0&apos;, &apos;1&apos;, &apos;2&apos;, &apos;3&apos; };char[] tn = new char[z];for (int i = z - 1; i &gt;= 0; i--) {int num = (x % 2) | ((y % 2) &lt;&lt; 1);tn[i] = NUM_CHAR[num];x &gt;&gt;= 1;y &gt;&gt;= 1;}return new String(tn);} String getTileUrl(int z, int x, int y) { return &quot;http://&quot; + &quot;r&quot; + &quot;0&quot; + &quot;.ortho.tiles.virtualearth.net/tiles/&quot; + &quot;r&quot; + eqt(z,x,y) + &quot;.png&quot; + &quot;?g=45&quot;;}"/>
-   <tile_source rule="beanshell" name="Microsoft Hybrid" min_zoom="1" max_zoom="19" tile_size="256" img_density="32" avg_img_size="18000" ext="jpg"
+   <tile_source rule="beanshell" name="Microsoft Hybrid" min_zoom="1" max_zoom="19" tile_size="256" img_density="32" avg_img_size="18000" ext=".jpg"
    url_template="public static String eqt(int z, int x, int y) {static final char[] NUM_CHAR = { &apos;0&apos;, &apos;1&apos;, &apos;2&apos;, &apos;3&apos; };char[] tn = new char[z];for (int i = z - 1; i &gt;= 0; i--) {int num = (x % 2) | ((y % 2) &lt;&lt; 1);tn[i] = NUM_CHAR[num];x &gt;&gt;= 1;y &gt;&gt;= 1;}return new String(tn);} String getTileUrl(int z, int x, int y) { return &quot;http://&quot; + &quot;h&quot; + &quot;0&quot; + &quot;.ortho.tiles.virtualearth.net/tiles/&quot; + &quot;h&quot; + eqt(z,x,y) + &quot;.jpg&quot; + &quot;?g=45&quot;;}"/>
-   <tile_source rule="beanshell" name="Microsoft Earth" min_zoom="1" max_zoom="19" tile_size="256" img_density="32" avg_img_size="18000" ext="jpg"
+   <tile_source rule="beanshell" name="Microsoft Earth" min_zoom="1" max_zoom="19" tile_size="256" img_density="32" avg_img_size="18000" ext=".jpg"
    url_template="public static String eqt(int z, int x, int y) {static final char[] NUM_CHAR = { &apos;0&apos;, &apos;1&apos;, &apos;2&apos;, &apos;3&apos; };char[] tn = new char[z];for (int i = z - 1; i &gt;= 0; i--) {int num = (x % 2) | ((y % 2) &lt;&lt; 1);tn[i] = NUM_CHAR[num];x &gt;&gt;= 1;y &gt;&gt;= 1;}return new String(tn);} String getTileUrl(int z, int x, int y) { return &quot;http://&quot; + &quot;a&quot; + &quot;0&quot; + &quot;.ortho.tiles.virtualearth.net/tiles/&quot; + &quot;a&quot; + eqt(z,x,y) + &quot;.jpg&quot; + &quot;?g=45&quot;;}"/>
    
    <tile_source name="ÖPNV Transit" url_template="http://tile.xn--pnvkarte-m4a.de/tilegen/{0}/{1}/{2}.png" ext=".png" min_zoom="1" max_zoom="18" tile_size="256" img_density="16" avg_img_size="18000"/>