<chapter id="chap1">
<para0><title></title></para0>
</chapter>

<chapter id="chap2"> <title>THEORY</title>
<section id="Thoery">
<title>theory Section</title>
<para0 verstatus="ver">
<title>Theory Para 0 </title>
<text>blah blah</text>
</para0>
</section>

<section id="Next section">
<title>title</title>
<para0>
<title>Title</title>
<text>blah blah</text>
</para0>
</section>

<section id="More sections">
<title>title</title>
<para0>
<title>Title</title>
<text>blah blah</text>
</para0>
</section>

<section id="section">
<title>title</title>
<para0>
<title>Title</title>
<text>blah blah</text>
</para0>
</section>

<chapter id="chap1">
<para0><title></title></para0>
</chapter>

<chapter id="chap1">
<para0><title></title></para0>
</chapter>

<chapter> <title>Chapter Title</title>
<section id="Section ID">
<title>Section Title</title>
<para0>
<title>Para0 Title</title>
<para>blah blah</para>
</para0>
</section>

<section id="Next section">
<title>title</title>
<para0>
<line>Title</line>
<text>blah blah</text>
</para0>
</section>

<section id="More sections">
<title>title</title>
<para0>
<list>Title</list>
<text>blah blah</text>
</para0>
</section>

<section id="section">
<title>title</title>
<para0>
<title>Title</title>
<text>blah blah</text>
</para0>
</section>

<ipbchap>
<tags></tags>
</ipbchap>

</body>
<rear>
<tags></tags>
</rear>
</doc>'

SecRegex = /<section.*?>[sS]*?</section>/;
var fndSection = result.split(SecRegex);

console.log("result string " + fndSection);