Read room from URL

index.js

@@ -104,8 +104,6 @@ function update_fahrplan_html() {
     }
 }
 
-update_fahrplan();
-
 
 /* === TWEETS === */
 function update_tweet_ticker() {
@@ -144,4 +142,19 @@ function update_tweet_ticker() {
     }
 }
 
+(function() {
+    var query = location.search.substr(1);
+    var result = {};
+    query.split("&").forEach(function(part) {
+        var item = part.split("=");
+        result[item[0]] = decodeURIComponent(item[1]);
+    });
+
+    if (result.room !== undefined)
+        channel_here = result.room;
+    
+    update_fahrplan();
     update_tweets();
+    setInterval(update_fahrplan,60000);
+    setInterval(update_tweets, 60000);
+})();