SO Help: jquery how to select option using Regex
http://stackoverflow.com/questions/8914296/javascript-regular-expressions-with-jquery-contains-regex-extension
by SpYk3
HTML
<select name="check_in" class="required">
<option value="">Year</option>
<option value="2013" selected="selected">2013</option>
<option value="2014">2014</option>
<option value="2015">2015</option>
<option value="2016">2016</option>
</select>
<select name="check_out" class="required">
<option value="">Year</option>
<option value="2013" selected="selected">2013</option>
<option value="2014">2014</option>
<option value="2015">2015</option>
<option value="2016">2016</option>
</select>
JavaScript
$('option').filter(function(i) { return /(2014|2015)/.test($(this).text()); }).remove();