Doc: update donation link to let user choose currency

git-svn-id: http://svn.code.sf.net/p/davmail/code/trunk@2223 3d1905a2-6b24-0410-a738-b14d5a86fcbd

src/site/resources/css/site.css

@@ -70,6 +70,15 @@ a.donate {
   border-radius: 8px;
   margin: 5px;
 }
+a.donate-euro {
+    display: block;
+    background: #5ACE1D url(../images/donate-euro.png) 95% center no-repeat;
+    color: white;
+    font-weight: bold;
+    padding: 8px;
+    border-radius: 8px;
+    margin: 5px;
+}
 .about p {
   padding: 0;
   margin-top: 0;

src/site/xdoc/index.xml

@@ -52,8 +52,12 @@
                            title="Donate">
                             Donate
                         </a>
+                        <a class="donate-euro" href="https://www.paypal.com/cgi-bin/webscr?item_name=Donation+to+DavMail+POP%2FIMAP%2FSMTP%2FCaldav+to+Exchange&amp;cmd=_donations&amp;business=mguessan%40free.fr&amp;lc=US&amp;currency_code=EUR"
+                           title="Donate">
+                            Donate
+                        </a>
                         <a class="download" href="download.html">
-                            Download DavMail Gateway
+                            Download<br/>DavMail<br/>Gateway
                         </a>
                         <div style='padding: 20px;'>
                         <a href="http://www.jetbrains.com/idea/"