title: How to add anything in <head> through jquery/javascript?
body: <p>I'm working with a CMS, which prevents editing HTML source for <code>&lt;head&gt;</code> element.</p>
  
  <p>For example I want to add the following above the <code>&lt;title&gt;</code> tag:</p>
  
  <pre><code>&lt;meta http-equiv="X-UA-Compatible" content="IE=EmulateIE7" /&gt;
  </code></pre>