Fix typo

starter.html

@@ -339,7 +339,7 @@ desired effect
         <h3 class="control-sidebar-heading">Tasks Progress</h3>
         <ul class="control-sidebar-menu">
           <li>
-            <a href="javascript::;">
+            <a href="javascript:;">
               <h4 class="control-sidebar-subheading">
                 Custom Template Design
                 <span class="pull-right-container">