w2v-server.pl: colorize contrasting soms
diff --git a/w2v-server.pl b/w2v-server.pl
index 2df0a53..56e0180 100644
--- a/w2v-server.pl
+++ b/w2v-server.pl
@@ -359,12 +359,18 @@
     margin-bottom: 12px;
 }
 
-#sominfo {
+#sominfo1, #sominfo {
 	  font-size: 8pt;
 	  color: #222222;
     margin-top: 0px;
 }
 
+#somcolor1, #somcolor2, #somcolor3 {
+  display: inline-block;
+  height: 10px;
+  width: 10px;
+}
+
 #third {
   border: 1px solid #333;
 }
@@ -610,6 +616,7 @@
 		% if($show_som) {
 		<div id="som2">
 		</div>
+    <div id="sominfo1"><span id="somcolor1">   </span> <span id="somword1"> </span> <span id="somcolor2">   </span> <span id="somword2"> </span> <span id="somcolor3">   </span></div>
     <div id="sominfo">SOM iteration <span id="iterations">0</span></div>
     % }
   </div>