Fixed various issues in older Chrome versions

popup.html

Index: popup.html
===================================================================
--- a/popup.html
+++ b/popup.html
@@ -37,48 +37,48 @@
 <div id="wrapper">
   <div id="notification">
     <h1>
       <span id="notification-title"></span>
       <span id="close-notification"></span>
     </h1>
     <div id="notification-message"></div>
   </div>
-  
+
   <div id="clickhide-instructions" class="i18n_clickhide_instructions"></div>
-  
+
   <ul id="menu">
     <li id="enabled" class="menu-item" role="button">
       <div class="icon"></div>
       <span id="enabled-yes" class="i18n_enabled_for_site"></span>
       <span id="enabled-no" class="i18n_disabled_for_site"></span>
     </li>
-    
+
     <li id="clickhide" class="menu-item" role="button">
       <div class="icon"></div>
       <span class="i18n_easy_create_filter"></span>
     </li>
     <li id="clickhide-cancel" class="menu-item" role="button">
       <div class="icon"></div>
       <span class="i18n_cancel"></span>
     </li>
-    
+
     <li id="stats-container">
       <div class="menu-item collapse" data-option="show_statsinpopup" data-collapsable="stats-container" role="button">
         <div class="icon"></div>
         <span class="i18n_stats_title"></span>
         <div class="collapse-icon"></div>
       </div>
       <ul id="stats" class="collapsable">
         <li>
           <div>
             <div id="stats-page"></div>
             <div id="stats-total"></div>
           </div>
-          
+
           <div id="share">
             <span class="i18n_stats_share_title"></span>
             <div id="share-box">
               <div data-social="facebook"></div>
               <div data-social="twitter"></div>
               <div data-social="gplus"></div>
             </div>
           </div>