title: Fatal error: Can't use function return value in write context
body: <p>the page code is all html and it wont load bec. of this error:</p>
  
  <blockquote>
    <p>Fatal error: Can't use function return value in write context line 142</p>
  </blockquote>
  
  <p>code:</p>
  
  <pre><code>&lt;div&gt;
      &lt;div class=""&gt;
          &lt;input type="text" id="select_shelves" name="select_shelves" class="shelves_select_and_buttons" /&gt;
          &lt;div id="shelves_menu" &gt;
              &lt;ul&gt;
                  &lt;li id="li_" onclick="printValue();"&gt;option5 &lt;= line 142 &lt;/li&gt;
              &lt;/ul&gt;
          &lt;/div&gt;
      &lt;/div&gt;
      &lt;div class="button"&gt;
          &lt;input type="button" onclick="dropShelves();" id="Shelves_select_button" name="Shelves_select_button" value="" class="grey_button"/&gt;
      &lt;/div&gt;
  &lt;/div&gt;
  </code></pre>