docs : tweaks

_includes/element-partial.html

@@ -2,6 +2,6 @@
     <div class="element {% for cat in element.categories %}{{ cat }} {% endfor %} " data-symbol="{{ element.symbol }}" data-category="{{ element.categories[0] }}">
       <p class="number">{{ element.number }}</p>
       <h3 class="symbol">{{ element.symbol }}</h3>
-      <h2 class="name">{{ element.name }} {{ w_class }}</h2>
+      <h2 class="name">{{ element.name }}</h2>
       <p class="weight">{{ element.weight }}</p>
     </div>

_includes/option-buttons.js

@@ -4,11 +4,9 @@
         var $this = $(this);
 
         // don't proceed if already selected
-        if ( $this.hasClass('selected') ) {
+        if ( !$this.hasClass('selected') ) {
-          return;
-        }
-
           $this.parents('.option-set').find('.selected').removeClass('selected');
           $this.addClass('selected');
+        }
 
       });