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javascript - How to convert unordered list into nicely styled <select> dropdown using jquery?

How do I convert an unordered list in this format

<ul class="selectdropdown">
    <li><a href="one.html" target="_blank">one</a></li>
    <li><a href="two.html" target="_blank">two</a></li>
    <li><a href="three.html" target="_blank">three</a></li>
    <li><a href="four.html" target="_blank">four</a></li>
    <li><a href="five.html" target="_blank">five</a></li>
    <li><a href="six.html" target="_blank">six</a></li>
    <li><a href="seven.html" target="_blank">seven</a></li>
</ul>

into a dropdown in this format

<select>
    <option value="one.html" target="_blank">one</option>
    <option value="two.html" target="_blank">two</option>
    <option value="three.html" target="_blank">three</option>
    <option value="four.html" target="_blank">four</option>
    <option value="five.html" target="_blank">five</option>
    <option value="six.html" target="_blank">six</option>
    <option value="seven.html" target="_blank">seven</option>
</select>

using jQuery?

Edit: When selecting an entry from the select/dropdown the link should open in a new window or tab automatically. I also want to able to style it like: http://www.dfc-e.com/metiers/multimedia/opensource/jqtransform/

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$(function() {
    $('ul.selectdropdown').each(function() {
        var $select = $('<select />');

        $(this).find('a').each(function() {
            var $option = $('<option />');
            $option.attr('value', $(this).attr('href')).html($(this).html());
            $select.append($option);
        });

        $(this).replaceWith($select);
    });
});

EDIT

As with any jQuery code you want to run on page load, you have to wrap it inside $(document).ready(function() { ... }); block, or inside it's shorter version $(function() { ... });. I updated the function to show this.

EDIT

There was a bug in my code also, tried to take href from the li element.


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