gistfile1.txt

  <element extends="div" is="x-nyandiv">
              	<template>
                  <img src="http://www.nyan.cat/cats/skrillex.gif" 
                           alt="wub">
                  </img>
                  <content select=".boring"></content>
              </template>
            </element>

            <div is="x-nyandiv">
               <p class="boring"> blah blah blah </p>
            <div>