diff --git a/public/include/pages/statistics/pool.inc.php b/public/include/pages/statistics/pool.inc.php
index e5212938..0c9c2eb7 100644
--- a/public/include/pages/statistics/pool.inc.php
+++ b/public/include/pages/statistics/pool.inc.php
@@ -9,7 +9,7 @@ if ($bitcoin->can_connect() === true){
   $dDifficulty = $bitcoin->getdifficulty();
   $iBlock = $bitcoin->getblockcount();
 } else {
-  $iDifficulty = 1;
+  $dDifficulty = 1;
   $iBlock = 0;
   $_SESSION['POPUP'][] = array('CONTENT' => 'Unable to connect to litecoind RPC service: ' . $bitcoin->can_connect(), 'TYPE' => 'errormsg');
 }
diff --git a/public/include/smarty_globals.inc.php b/public/include/smarty_globals.inc.php
index 8c7891e6..f34b3b4a 100644
--- a/public/include/smarty_globals.inc.php
+++ b/public/include/smarty_globals.inc.php
@@ -29,18 +29,20 @@ $aGlobal = array(
 );
 
 // We don't want these session infos cached
-$aGlobal['userdata'] = $_SESSION['USERDATA']['id'] ? $user->getUserData($_SESSION['USERDATA']['id']) : array();
-$aGlobal['userdata']['balance'] = $transaction->getBalance($_SESSION['USERDATA']['id']);
+if (@$_SESSION['USERDATA']['id']) {
+  $aGlobal['userdata'] = $_SESSION['USERDATA']['id'] ? $user->getUserData($_SESSION['USERDATA']['id']) : array();
+  $aGlobal['userdata']['balance'] = $transaction->getBalance($_SESSION['USERDATA']['id']);
 
-// Other userdata that we can cache savely
-$aGlobal['userdata']['shares'] = $statistics->getUserShares($_SESSION['USERDATA']['id']);
-$aGlobal['userdata']['hashrate'] = $statistics->getUserHashrate($_SESSION['USERDATA']['id']);
+  // Other userdata that we can cache savely
+  $aGlobal['userdata']['shares'] = $statistics->getUserShares($_SESSION['USERDATA']['id']);
+  $aGlobal['userdata']['hashrate'] = $statistics->getUserHashrate($_SESSION['USERDATA']['id']);
 
-// Some estimations
-$aGlobal['userdata']['est_block'] = round(( (int)$aGlobal['userdata']['shares']['valid'] / (int)$aRoundShares['valid'] ) * (int)$config['reward'], 3);
-$aGlobal['userdata']['est_fee'] = round(($config['fees'] / 100) * $aGlobal['userdata']['est_block'], 3);
-$aGlobal['userdata']['est_donation'] = round((( $aGlobal['userdata']['donate_percent'] / 100) * ($aGlobal['userdata']['est_block'] - $aGlobal['userdata']['est_fee'])), 3);
-$aGlobal['userdata']['est_payout'] = round($aGlobal['userdata']['est_block'] - $aGlobal['userdata']['est_donation'] - $aGlobal['userdata']['est_fee'], 3);
+  // Some estimations
+  $aGlobal['userdata']['est_block'] = round(( (int)$aGlobal['userdata']['shares']['valid'] / (int)$aRoundShares['valid'] ) * (int)$config['reward'], 3);
+  $aGlobal['userdata']['est_fee'] = round(($config['fees'] / 100) * $aGlobal['userdata']['est_block'], 3);
+  $aGlobal['userdata']['est_donation'] = round((( $aGlobal['userdata']['donate_percent'] / 100) * ($aGlobal['userdata']['est_block'] - $aGlobal['userdata']['est_fee'])), 3);
+  $aGlobal['userdata']['est_payout'] = round($aGlobal['userdata']['est_block'] - $aGlobal['userdata']['est_donation'] - $aGlobal['userdata']['est_fee'], 3);
+}
 
 // Make it available in Smarty
 $smarty->assign('PATH', 'site_assets/' . THEME);
diff --git a/public/templates/mmcFE/account/transactions/default.tpl b/public/templates/mmcFE/account/transactions/default.tpl
index ed523e54..8f5282e1 100644
--- a/public/templates/mmcFE/account/transactions/default.tpl
+++ b/public/templates/mmcFE/account/transactions/default.tpl
@@ -77,7 +77,7 @@
 {/section}
         <tr>
           <td colspan="5"><b>Unconfirmed Totals:</b></td>
-          <td><b>{$credits - $debits}</b></td>
+          <td><b>{$credits|default - $debits|default}</b></td>
         </tr>
       </tbody>
     </table>
@@ -121,7 +121,7 @@
 {/section}
         <tr>
           <td colspan="5"><b>Orphaned Totals:</b></td>
-          <td><b>{$orphan_credits - $orphan_debits}</b></td>
+          <td><b>{$orphan_credits|default - $orphan_debits|default}</b></td>
         </tr>
       </tbody>
     </table>
diff --git a/public/templates/mmcFE/global/block_header.tpl b/public/templates/mmcFE/global/block_header.tpl
index b6b85403..49eed72d 100644
--- a/public/templates/mmcFE/global/block_header.tpl
+++ b/public/templates/mmcFE/global/block_header.tpl
@@ -1,9 +1,9 @@
-<div class="block{if $ALIGN} small {$ALIGN}{/if}" style="{if $BLOCK_STYLE}{$BLOCK_STYLE}{else}clear:none;{/if}">
+<div class="block{if $ALIGN|default} small {$ALIGN}{/if}" style="{if $BLOCK_STYLE|default}{$BLOCK_STYLE}{else}clear:none;{/if}">
   <div class="block_head">
     <div class="bheadl"></div>
     <div class="bheadr"></div>
     <h2>{$BLOCK_HEADER|default:"UNKNOWN BLOCK"}</h2>
-    {if $BUTTONS}
+    {if $BUTTONS|default}
     <ul class="tabs">
       {foreach from=$BUTTONS item=name}
       <li style="font-size:9px;"><a href="#{$name}">{$name}</a></li>
@@ -11,4 +11,4 @@
     </ul>
     {/if}
   </div>
-  <div class="block_content" style="{if $STYLE}{$STYLE}{else}padding:10px;{/if}">
+  <div class="block_content" style="{if $STYLE|default}{$STYLE}{else}padding:10px;{/if}">
diff --git a/public/templates/mmcFE/global/motd.tpl b/public/templates/mmcFE/global/motd.tpl
index c95e7278..cbb918cd 100644
--- a/public/templates/mmcFE/global/motd.tpl
+++ b/public/templates/mmcFE/global/motd.tpl
@@ -1,4 +1,4 @@
-{if $GLOBAL.motd}
+{if $GLOBAL.motd|default}
       <div id="generic_infobox" style="margin-left:3px;">
         <font color="orange" size="1">***Message of the Day***<br></font>
         <font size="1">{$GLOBAL.motd|escape:'html'}</font>
diff --git a/public/templates/mmcFE/global/navigation.tpl b/public/templates/mmcFE/global/navigation.tpl
index 62c24dbd..3830006b 100644
--- a/public/templates/mmcFE/global/navigation.tpl
+++ b/public/templates/mmcFE/global/navigation.tpl
@@ -1,6 +1,6 @@
           <ul id="nav">
             <li><a href="{$smarty.server.PHP_SELF}">Home</a></li>
-            {if $smarty.session.AUTHENTICATED == 1}
+            {if $smarty.session.AUTHENTICATED|default:"0" == 1}
             <li><a href="">My Account</a>
               <ul>
                 <li><a href="{$smarty.server.PHP_SELF}?page=account&action=edit">Edit Account</a></li>
@@ -10,11 +10,11 @@
               </ul>
             </li>
             {/if}
-            {if $smarty.session.AUTHENTICATED == 1 && $GLOBAL.userdata.admin == 1}<li><a href="#">Admin Panel</a></li>{/if}
+            {if $smarty.session.AUTHENTICATED|default:"0" == 1 && $GLOBAL.userdata.admin == 1}<li><a href="#">Admin Panel</a></li>{/if}
             <li><a href="{$smarty.server.PHP_SELF}?page=statistics">Statistics</a>
               <ul>
                 <li><a href="{$smarty.server.PHP_SELF}?page=statistics&action=pool">Pool Stats</a></li>
-                {if $smarty.session.AUTHENTICATED}<li><a href="{$smarty.server.PHP_SELF}?page=statistics&action=blocks">Block Stats</a></li>{/if}
+                {if $smarty.session.AUTHENTICATED|default}<li><a href="{$smarty.server.PHP_SELF}?page=statistics&action=blocks">Block Stats</a></li>{/if}
               </ul>
             </li>
             <li><a href="{$smarty.server.PHP_SELF}?page=gettingstarted">Getting Started</a></li>
@@ -25,5 +25,5 @@
               </ul>
             </li>
             <li><a href="{$smarty.server.PHP_SELF}?page=news">News</a></li>
-            {if $smarty.session.AUTHENTICATED == 1}<li><a href="{$smarty.server.PHP_SELF}?page=logout">Logout</a></li>{else}<li><a href="{$smarty.server.PHP_SELF}?page=register">Register</a></li>{/if}
+            {if $smarty.session.AUTHENTICATED|default == 1}<li><a href="{$smarty.server.PHP_SELF}?page=logout">Logout</a></li>{else}<li><a href="{$smarty.server.PHP_SELF}?page=register">Register</a></li>{/if}
           </ul>
diff --git a/public/templates/mmcFE/global/userinfo.tpl b/public/templates/mmcFE/global/userinfo.tpl
index b4836be3..01b095f2 100644
--- a/public/templates/mmcFE/global/userinfo.tpl
+++ b/public/templates/mmcFE/global/userinfo.tpl
@@ -1,4 +1,4 @@
-{if $GLOBAL.userdata.username}
+{if $GLOBAL.userdata.username|default}
             <h2>Welcome, {$smarty.session.USERDATA.username} <font size='1px'><b>Active Account</b>: <b>{$GLOBAL.fees}%</b> Pool Fee</font> <font size='1px'><i>(You are <a href='/osList'>donating</a> <b></i>{$GLOBAL.userdata.donate_percent}%</b> <i>of your earnings)</i></font></h2>
 {else}
             <h2>Welcome guest, <font size="1px"> please <a href="{$smarty.server.PHP_SELF}?page=register">register</a> to user this pool.</font></h2>
diff --git a/public/templates/mmcFE/master.tpl b/public/templates/mmcFE/master.tpl
index 14aa2e56..aff628f4 100644
--- a/public/templates/mmcFE/master.tpl
+++ b/public/templates/mmcFE/master.tpl
@@ -4,7 +4,7 @@
     <title>ThePool</title>
     <meta http-equiv="X-UA-Compatible" content="IE=7" />
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
-    <link rel="shortcut icon" type="image/x-icon" href="/favicon.ico">
+    <link rel="shortcut icon" href="#" />
     <link rel="stylesheet" href="{$PATH}/css/mainstyle.css" type="text/css" />
     <script src="http://code.jquery.com/jquery-1.9.1.min.js"></script>
     <script src="{$PATH}/js/jquery.browser.js"></script>
@@ -45,14 +45,14 @@
       </div>
       <div class="block_content">
         <div class="sidebar">
-          {if $smarty.session.AUTHENTICATED}
+          {if $smarty.session.AUTHENTICATED|default}
           {include file="global/sidebar.tpl"}
           {else}
           {include file="global/login.tpl"}
           {/if}
         </div>
         <div class="sidebar_content" id="sb1" style="margin-left: 13px">
-          {if is_array($smarty.session.POPUP)}
+          {if is_array($smarty.session.POPUP|default)}
             {section popup $smarty.session.POPUP}
               <div class="message {$smarty.session.POPUP[popup].TYPE|default:"success"}"><p>{$smarty.session.POPUP[popup].CONTENT}</p></div>
             {/section}