Expected
<h1><ins id="aswift_0_expand" style="height: 90px;width: 728px;background-color: transparent;"></ins></h1>
<h1><ins id="aswift_0_anchor" style="height: 90px;width: 728px;background-color: transparent;"></ins></h1>
<h1><span style="float: none;"></span></h1><h1>
<center>
    <h1>A Simple Sample Web Page</h1>
    <img src="http://sheldonbrown.com/images/scb_eagle_contact.jpeg">
    <h4>By Sheldon Brown</h4><h2>Demonstrating a few HTML features</h2>
</center>
</h1>
<h1>
    <img class="ta-insert-video" ta-insert-video="http://www.youtube.com/embed/2maA1-mvicY" src="" allowfullscreen="true" width="300" frameborder="0" height="250">
</h1>'
to be
<h1><ins id="aswift_0_expand" style="height: 90px;width: 728px;background-color: transparent;"></ins><h1>
    <h1><ins id="aswift_0_anchor" style="height: 90px;width: 728px;background-color: transparent;"></ins></h1>
    <h1><span style="float: none;"></span></h1><h1><center><h1>A Simple Sample Web Page</h1>
    <img src="http://sheldonbrown.com/images/scb_eagle_contact.jpeg"><h4>By Sheldon Brown</h4>
    <h2>Demonstrating a few HTML features</h2></center></h1>
    <h1>
    <img class="ta-insert-video"ta-insert-video="http://www.youtube.com/embed/2maA1-mvicY" src="" allowfullscreen="true" width="300" frameborder="0" height="250">
    </h1>

Expected
<p><ins id="aswift_0_expand" style="height: 90px;width: 728px;background-color: transparent;"></ins></p>
<p><ins id="aswift_0_anchor" style="height: 90px;width: 728px;background-color: transparent;"></ins></p>
<p><span style="float: none;"></span></p>
<p><center>
    <h1>A Simple Sample Web Page</h1>
    <img src="http://sheldonbrown.com/images/scb_eagle_contact.jpeg">
    <h4>By Sheldon Brown</h4>
    <h2>Demonstrating a few HTML features</h2>
</center></p>
<p>
    <img class="ta-insert-video" ta-insert-video="http://www.youtube.com/embed/2maA1-mvicY" src="" allowfullscreen="true" width="300" frameborder="0" height="250"></p>'

    to be

'<h1><ins id="aswift_0_expand" style="height: 90px;width: 728px;background-color: transparent;"></ins><h1><h1><ins id="aswift_0_anchor" style="height: 90px;width: 728px;background-color: transparent;"></ins></h1><h1><span style="float: none;"></span></h1><h1><center><h1>A Simple Sample Web Page</h1><img src="http://sheldonbrown.com/images/scb_eagle_contact.jpeg"><h4>By Sheldon Brown</h4><h2>Demonstrating a few HTML features</h2></center></h1><h1><img class="ta-insert-video"ta-insert-video="http://www.youtube.com/embed/2maA1-mvicY" src="" allowfullscreen="true" width="300" frameborder="0" height="250"></h1>'.



<p><ins id="aswift_0_expand" style="height: 90px;width: 728px;background-color: transparent;"></ins></p>
<p><ins id="aswift_0_anchor" style="height: 90px;width: 728px;background-color: transparent;"></ins></p>
<p><span style="float: none;"></span></p>
<table border="" cellspacing="4" cellpadding="14">
    <tbody>
    <tr>
        <td width="48%">
            <center>
                <h1>A Simple Sample Web Page</h1>
                <img src="http://sheldonbrown.com/images/scb_eagle_contact.jpeg">
                <h4>By Sheldon Brown</h4>
                <h2>Demonstrating a few HTML features</h2>
            </center>
        </td>
    </tr>
    </tbody>
</table>

Expected

<div>
    <p>DB</p>
    <p>Determine how much work this is when there are a 1000 users - like Joel</p>
    <p>Create N user copies for testing!</p>
    <p>UI  </p>
    <p>Drag and Drop of tasks to a task?</p>
    <p>tasks within a task (todo lists) -- associated tasks?</p>
    <p>Show version of textAngular when showing version.</p>
</div>

to be
<div>
    <p>Test Content that should be cleared</p>
    <h1>Test Other Tags</h1><p>Test 1</p><p>Test 2</p></div>'.


    Expected
<div>
    <p>DB</p>
    <p>Determine how much work this is when there are a 1000 users - like Joel</p>
    <p>Create N user copies for testing!</p>
    <p>UI  </p>
    <p>Drag and Drop of tasks to a task?</p>
    <p>tasks within a task (todo lists) -- associated tasks?</p>
    <p>Show version of textAngular when showing version.</p>
</div>
    to be
<div>
    <p>DB</p>
    <p>Determine how much work this is when there are a 1000 users - like Joel</p>
    <p>Create N user copies for testing!</p>
    <p>UI  </p>
    <p>Drag and Drop of tasks to a task?</p>
    <p>tasks within a task (todo lists) -- associated tasks?</p>
    <p>Show version of textAngular when showing version.</p>
</div>

'<div><p>DB</p><p>Determine how much work this is when there are a 1000 users - like Joel</p><p>Create N user copies for testing!</p><p>UI  </p><p>Drag and Drop of tasks to a task?</p><p>tasks within a task (todo lists) -- associated tasks?</p><p>Show version of textAngular when showing version.</p></div>' to be
'<div><p>DB</p><p>Determine how much work this is when there are a 1000 users - like Joel</p><p>Create N user copies for testing!</p><p>UI  </p><p>Drag and Drop of tasks to a task?</p><p>tasks within a task (todo lists) -- associated tasks?</p><p>Show version of textAngular when showing version.</p></div>'