Prevent random choosing the same person

templates/random.html

@@ -10,6 +10,13 @@
             window.onload = function() {
                 var users = [ {{ range .Users }} "{{ . }}", {{ end }} ];
 
+                var current = window.location.search.substr(1);
+                var index = users.indexOf(current);
+
+                if (index >= 0) {
+                    users.splice(index, 1);
+                }
+
                 var user = users[Math.floor(Math.random() * users.length)];
 
                 window.location.href = "https://southlondon.cc/~" + user;