Loop through all list items under an ordered or unordered list

By Blogger
Suppose you have the following HTML Code and you want to loop through each <li> tag under the top <ul> or <ol> tag:

<ul id="idOfTheListTag">
<li><ul>
<li><input checked="1" type="checkbox" /></li>
<li>A1</li>
<li>B1</li>
<li>C1</li>
<li>D1</li>
</ul>
</li>
<li><ul>
<li><input checked="1" type="checkbox" /></li>
<li>A2</li>
<li>B2</li>
<li>C2</li>
<li>D2</li>
</ul>
</li>
<li><ul id="menu">
<li><input checked="1" type="checkbox" /></li>
<li>A3</li>
<li>B3</li>
<li>C3</li>
<li>D3</li>
</ul>
</li>
</ul>

To loop through all the <li> tags below is the javascript function:

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