title: How to inject jquery to any webpage
body: <p>Is there any way to inject jQuery into any page as we do with javascript(from url).
  with javascript we do this</p>
  
  <pre><code>javascript:alert("b");
  </code></pre>
  
  <p>I tried this but I don't know why it dosen't work</p>
  
  <pre><code>javascript:var x = document.getElementsByTagName("head")[0];
  var y = document.createElement("script");
  y.src = "http://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js";
  x.appendChild(y);
  
  var a = document.getElementsByTagName("body")[0];
  var b = document.createElement("script");
  b.innerHTML = "$('p').css('border','3px solid red')"
  a.appendChild(b);
  </code></pre>