diff --git a/public/include/classes/statistics.class.php b/public/include/classes/statistics.class.php
index 0d25d724..d8554191 100644
--- a/public/include/classes/statistics.class.php
+++ b/public/include/classes/statistics.class.php
@@ -146,8 +146,8 @@ class Statistics {
     if ($this->getGetCache() && $data = $this->memcache->get(__FUNCTION__)) return $data;
     $stmt = $this->mysqli->prepare("
       SELECT
-        SUM(IF(our_result='Y', 1, 0)) AS valid,
-        SUM(IF(our_result='N', 1, 0)) AS invalid
+        IFNULL(SUM(IF(our_result='Y', 1, 0)), 0) AS valid,
+        IFNULL(SUM(IF(our_result='N', 1, 0)), 0) AS invalid
       FROM " . $this->share->getTableName() . "
       WHERE UNIX_TIMESTAMP(time) >IFNULL((SELECT MAX(time) FROM " . $this->block->getTableName() . "),0)");
     if ( $this->checkStmt($stmt) && $stmt->execute() && $result = $stmt->get_result() )
@@ -168,10 +168,10 @@ class Statistics {
     if ($this->getGetCache() && $data = $this->memcache->get(__FUNCTION__)) return $data;
     $stmt = $this->mysqli->prepare("
       SELECT
-        SUM(IF(our_result='Y', 1, 0)) AS valid,
-          SUM(IF(our_result='N', 1, 0)) AS invalid,
-          u.id AS id,
-          u.username AS username
+        IFNULL(SUM(IF(our_result='Y', 1, 0)), 0) AS valid,
+        IFNULL(SUM(IF(our_result='N', 1, 0)), 0) AS invalid,
+        u.id AS id,
+        u.username AS username
       FROM " . $this->share->getTableName() . " AS s,
            " . $this->user->getTableName() . " AS u
       WHERE u.username = SUBSTRING_INDEX( s.username, '.', 1 )
@@ -194,8 +194,8 @@ class Statistics {
     if ($this->getGetCache() && $data = $this->memcache->get(__FUNCTION__ . $account_id)) return $data;
     $stmt = $this->mysqli->prepare("
       SELECT
-        SUM(IF(our_result='Y', 1, 0)) AS valid,
-        SUM(IF(our_result='N', 1, 0)) AS invalid
+        IFNULL(SUM(IF(our_result='Y', 1, 0)), 0) AS valid,
+        IFNULL(SUM(IF(our_result='N', 1, 0)), 0) AS invalid
       FROM " . $this->share->getTableName() . " AS s,
            " . $this->user->getTableName() . " AS u
       WHERE
@@ -231,8 +231,7 @@ class Statistics {
       WHERE
       	a.username LIKE ?
       GROUP BY username
-      ORDER BY username
-        ");
+      ORDER BY username");
     if ($this->checkStmt($stmt) && $stmt->bind_param('s', $filter) && $stmt->execute() && $result = $stmt->get_result()) {
       return $this->memcache->setCache(__FUNCTION__ . $filter, $result->fetch_all(MYSQLI_ASSOC));
     }
@@ -402,13 +401,12 @@ class Statistics {
     if ($this->getGetCache() && $data = $this->memcache->get(__FUNCTION__)) return $data;
     $stmt = $this->mysqli->prepare("
       SELECT
-      ROUND(COUNT(s.id) * POW(2, " . $this->config['difficulty'] . ") / 3600 / 1000) AS hashrate,
+        ROUND(COUNT(s.id) * POW(2, " . $this->config['difficulty'] . ") / 3600 / 1000) AS hashrate,
         HOUR(s.time) AS hour
-        FROM " . $this->share->getTableName() . " AS s
-        WHERE time < NOW() - INTERVAL 1 HOUR
+      FROM " . $this->share->getTableName() . " AS s
+      WHERE time < NOW() - INTERVAL 1 HOUR
         AND time > NOW() - INTERVAL 25 HOUR
-        GROUP BY HOUR(time)
-        ");
+      GROUP BY HOUR(time)");
     if ($this->checkStmt($stmt) && $stmt->execute() && $result = $stmt->get_result()) {
       while ($row = $result->fetch_assoc()) {
         $aData[$row['hour']] = $row['hashrate'];
diff --git a/public/templates/mmcFE/account/edit/default.tpl b/public/templates/mmcFE/account/edit/default.tpl
index 69861d61..482c3579 100644
--- a/public/templates/mmcFE/account/edit/default.tpl
+++ b/public/templates/mmcFE/account/edit/default.tpl
@@ -6,7 +6,7 @@
       <table>
         <tbody><tr><td>Username: </td><td>{$GLOBAL.userdata.username}</td></tr>
         <tr><td>User Id: </td><td>{$GLOBAL.userdata.id}</td></tr>
-        <tr><td>API Key: </td><td>{$GLOBAL.userdata.api_key}</td></tr>
+        <tr><td>API Key: </td><td><a href="{$smarty.server.PHP_SELF}?page=api&action=getuserstatus&api_key={$GLOBAL.userdata.api_key}&id={$GLOBAL.userdata.id}">{$GLOBAL.userdata.api_key}</a></td></tr>
         <tr><td>E-Mail: </td><td><input type="text" name="email" value="{$GLOBAL.userdata.email|escape}" size="20"></td></tr>
         <tr><td>Payment Address: </td><td><input type="text" name="paymentAddress" value="{$smarty.request.paymentAddress|default:$GLOBAL.userdata.coin_address|escape}" size="40"></td></tr>
         <tr><td>Donation %: </td><td><input type="text" name="donatePercent" value="{$smarty.request.donatePercent|default:$GLOBAL.userdata.donate_percent|escape}" size="4"><font size="1"> [donation amount in percent (example: 0.5)]</font></td></tr>