Added comments

Also hiding the mail/age if said so by the user

website/public/js/main.js

@@ -38,6 +38,8 @@ function fancyText(text) {
     return text;
 }
 
+// This function gets the value of a cookie when given a key.
+// If didn´t find any compatible cookie, it returns false.
 function getCookie(key) {
     cookies = document.cookie.split("; ");
     for (var i in cookies) {
@@ -49,6 +51,7 @@ function getCookie(key) {
     return false;
 }
 
+// Edit the friendship status of two users.
 function editFriendship(userID, value) {
     $.post("API/editFriendship.php", { usr: userID, action: value })
     .done(function() {
@@ -57,6 +60,8 @@ function editFriendship(userID, value) {
     });
 }
 
+// Show the given friends in the given list.
+// The friends are giving in JSON, and the list is giving with a hashtag.
 function showFriends(friends, list) {
     if(friends && friends != "[]") {
         $(list).load("bits/friend-item.php", {
@@ -69,6 +74,8 @@ function showFriends(friends, list) {
     }
 }
 
+// Show the given friends in the given list.
+// This function supports more options given as parameters. This adds extra functionality.
 function showFriendsPlus(friends, list, limit, action, actionType) {
     if(friends && friends != "[]") {
         $(list).load("bits/friend-item.php", {
@@ -84,6 +91,7 @@ function showFriendsPlus(friends, list, limit, action, actionType) {
     }
 }
 
+// Show the given groups in the given list.
 function showGroups(groups, list) {
     if(groups && groups != "[]") {
         $(list).load("bits/group-item.php", {