********** First Code ********** Paste Above </head>

<script type='text/javascript'>              

//<![CDATA[           

//*************TOC plugin           

function mbtTOC() {var mbtTOC=i=headlength=gethead=0;           

headlength = document.getElementById("post-toc").getElementsByTagName("h2").length;for (i = 0; i < headlength; i++)           

{gethead = document.getElementById("post-toc").getElementsByTagName("h2")[i].textContent;document.getElementById("post-toc").getElementsByTagName("h2")[i].setAttribute("id", "point"+i);mbtTOC = "<li><a href='#point"+i+"'>"+gethead+"</a></li>";document.getElementById("mbtTOC").innerHTML += mbtTOC;}}function mbtToggle() {var mbt = document.getElementById('mbtTOC');if (mbt .style.display === 'none') {mbt .style.display = 'block';} else {mbt .style.display = 'none';}}           

//]]>              

</script>

****** Second Code ******* Paste Above just above ]]></b:skin>

.mbtTOC{border:5px solid #f7f0b8;box-shadow:1px 1px 0 #EDE396;background-color:#FFFFE0;color:#707037;line-height:1.4em;margin:30px auto;padding:20px 30px 20px 10px;font-family:oswald,arial;display:block;width:70%}.mbtTOC ol,.mbtTOC ul{margin:0;padding:0}.mbtTOC ul{list-style:none}.mbtTOC ol li,.mbtTOC ul li{padding:15px 0 0;margin:0 0 0 30px;font-size:15px}.mbtTOC a{color:#0080ff;text-decoration:none}.mbtTOC a:hover{text-decoration:underline}.mbtTOC button{background:#FFFFE0;font-family:oswald,arial;font-size:20px;position:relative;outline:none;cursor:pointer;border:none;color:#707037;padding:0 0 0 15px}.mbtTOC button:after{content:"\f0dc";font-family:FontAwesome;position:relative;left:10px;font-size:20px}

**** Third Code ***** Replace with <data:post.body/> all places

 <div id="post-toc"><data:post.body/></div>

****************** Everytime when you publish a post ******************

+++++++++ Paste Below First Paragraph of Post ++++++++++++++++

<div class="mbtTOC"> 

    <button onclick="mbtToggle()">Contents</button> 

    <ol id="mbtTOC"></ol> 

</div>

+++++ Paste Code at end of post ++++++

<script>mbtTOC();</script>

Table of content code.txt

Displaying Table of content code.txt.