diff --git a/abrechenbarkeit.lua b/abrechenbarkeit.lua
index 26fcfac..fe3c781 100755
--- a/abrechenbarkeit.lua
+++ b/abrechenbarkeit.lua
@@ -200,8 +200,10 @@ local function respond(status, title, body)
 					</svg>
                     {+appname}
                 </a>
-                <a href="/?log">{+log}</a>
+                <a href="/?users">{+users}</a>
+                <a href="/?spus">{+spus}</a>
                 <a href="/?products">{+products}</a>
+                <a href="/?log">{+log}</a>
                 <a href="/?about">{+about}</a>
             </nav>
     ]], {
@@ -211,7 +213,13 @@ local function respond(status, title, body)
         script = script,
         head_extra = config.head_extra or ""
     }))
+    if config.header ~= nil then
+        print(config.header)
+    end
     body()
+    if config.footer ~= nil then
+        print(config.footer)
+    end
     print("</body></html>")
 end
 
@@ -344,7 +352,7 @@ local function r_transaction_post()
             return error_box("unknown product")
         end
     end
-    user_src = user_src or "@global"
+    user_src = user_src or "@Potential"
     if amount == nil then
         return error_box("amount invalid")
     end
@@ -383,12 +391,17 @@ local function r_user(username)
         notif = r_transaction_post()
     end
     return respond(200, string.format("Abrechenbarheit: %s", username), function()
-        print(format("<h1>{username}</h1>", { username = username }))
+        local is_special = username:sub(1, 1) == "@"
+        local username_display = username:gsub("@", "")
+        print(format(is_special and "<h1><i>{!username}</i></h1>" or "<h1>{!username}</h1>", { username = username_display }))
         local balance = balances()[username]
         local last_txn = last_txns()[username]
         local new_user = balance == nil
         balance = balance or 0
         if notif then print(notif) end
+        if is_special then
+            print(format([[<div class="notif"><p><i>{+user.special}</i></p></div>]]))
+        end
         if new_user then
             print(format([[<div class="notif"><p><i>{+user.lazy_creation}</i></p></div>]]))
         else
@@ -404,7 +417,7 @@ local function r_user(username)
         for _, type in ipairs({ 1, -1 }) do
             for _, amount in ipairs({ 50, 100, 150, 200, 500, 1000 }) do
                 local a = amount * type
-                print(format([[<form action="" method="POST">
+                print(format([[<form action="" method="POST" class="{disable_class}">
                     <input type="text" name="user_dst" value="{!username}" hidden />
                     <input type="number" name="amount" value="{a_raw}" hidden />
                     <input type="text" name="comment" value="" hidden />
@@ -413,13 +426,14 @@ local function r_user(username)
                     username = username,
                     a_raw = a,
                     amount = format_amount(a),
-                    sign = a < 0 and "neg" or "pos"
+                    sign = a < 0 and "neg" or "pos",
+                    disable_class = is_special and "disabled" or ""
                 }))
             end
         end
         print("</div>")
         print(format([[
-            <form class="transaction box backgroundbox" action="" method="POST">
+            <form class="transaction box backgroundbox {disable_class}" action="" method="POST">
                 <h3>{+user.form.transaction}</h3>
                 <input type="text" name="user_dst" value="{!username}" hidden />
                 <label for="amount">Amount (ct): </label>
@@ -428,7 +442,7 @@ local function r_user(username)
                 <input type="text" name="comment" id="comment" />
                 <input type="submit" value="{+user.form.transaction.submit}" class="amount-ntr button" />
             </form>
-            <form class="transaction box backgroundbox" action="" method="POST" id="buy_product">
+            <form class="transaction box backgroundbox {disable_class}" action="" method="POST" id="buy_product">
                 <h3>{+user.form.buy}</h3>
                 <input type="text" name="user_dst" value="{!username}" hidden />
                 <input type="text" name="negate_pcount" value="1" hidden />
@@ -438,7 +452,7 @@ local function r_user(username)
                 <input type="text" name="pcode" id="pcode" />
                 <input class="amount-neg button" type="submit" value="{+user.form.buy.submit}" />
             </form>
-            <form class="transaction box backgroundbox" action="" method="POST" id="buy_product">
+            <form class="transaction box backgroundbox {disable_class}" action="" method="POST" id="buy_product">
                 <h3>{+user.form.restock}</h3>
                 <input type="text" name="user_dst" value="{!username}" hidden />
                 <label for="pcount">{+field.count}: </label>
@@ -449,7 +463,7 @@ local function r_user(username)
                 <input type="text" name="pcode" id="pcode" />
                 <input type="submit" value="{+user.form.restock.submit}" class="button amount-pos" />
             </form>
-        ]], { username = username }))
+        ]], { username = username, disable_class = is_special and "disabled" or "" }))
         print("</div>")
     end)
 end
@@ -520,7 +534,7 @@ local function r_log(filter)
     end)
 end
 
-local function r_index()
+local function r_users(show_special)
     return respond(200, "Abrechenbarkeit", function()
         print(format([[
             <form action="/" method="GET" id="user_creation">
@@ -533,7 +547,8 @@ local function r_index()
         print([[<div class="userlist"></div>]]) -- for printing
         print([[<ul class="userlist">]])
         for _, user in ipairs(get_active_users()) do
-            if user.name:sub(1, 1) ~= "@" then
+            local is_spu = user.name:sub(1, 1) == "@"
+            if is_spu == show_special then
                 print(format([[<li>
                     <a href="/{username_url}">
                         <span class="name">{!username}</span>
@@ -541,7 +556,7 @@ local function r_index()
                     </a>
                 </li>]], {
                     username_url = urlencode(user.name),
-                    username = user.name,
+                    username = user.name:gsub("@", ""),
                     balance = format_amount(user.balance, "span")
                 }))
             end
@@ -696,8 +711,12 @@ if path == "/" then
         return r_log()
     elseif query.create_user then
         return r_create_user()
+    elseif query.spus then
+        return r_users(true)
+    elseif query.users then
+        return r_users(false)
     else
-        return r_index()
+        return r_users(false)
     end
 else
     local username = extract_username()
diff --git a/locale/en.ini b/locale/en.ini
index 6179a60..ed9fb0b 100644
--- a/locale/en.ini
+++ b/locale/en.ini
@@ -47,3 +47,7 @@ user.last_txn=Last transaction added {time}.
 user.lazy_creation=This user account does not exist yet. It will only be created after the first transaction.
 user.view_log=View user log
 price.amount={sign}{amount}{unit}
+user.form.transaction.success=Transaction successful
+spus=SPUs
+users=Users
+user.special=This is a special user.
diff --git a/style.css b/style.css
index d3ed10b..309d103 100644
--- a/style.css
+++ b/style.css
@@ -10,8 +10,7 @@
 .trans {
     background: linear-gradient(#60d0fa50 0%,
             #60d0fa50 19%,
-            #f5acba50 20%
-            #f5acba50 39%,
+            #f5acba50 20% #f5acba50 39%,
             #FFFFFF50 40%,
             #FFFFFF50 59%,
             #f5acba50 60%,
@@ -119,7 +118,7 @@ form#user_creation>* {
     margin-right: 1.5em;
 }
 
-ul.userlist > li a {
+ul.userlist>li a {
     text-decoration: none;
 }
 
@@ -135,7 +134,7 @@ ul.userlist {
     margin-top: 1em;
 }
 
-.userlist > li > a {
+.userlist>li>a {
     border-radius: 4px;
     background-color: var(--b2);
     padding: 1em;
@@ -296,7 +295,12 @@ input:not([type=submit]) {
     border-bottom: 1px solid var(--t0);
 }
 
+form.disabled input {
+    filter: opacity(50%);
+}
+
 @media print {
+
     nav,
     .container {
         display: none;
@@ -350,4 +354,4 @@ input:not([type=submit]) {
     form {
         display: none;
     }
-}
+}
\ No newline at end of file