Find the ancestors of <li class="item-a"> up to <ul class="level-1"> and give them a red background color.

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<!DOCTYPE html> <html> <head> <script src="http://code.jquery.com/jquery-1.5.js" type="text/javascript"></script> <script type="text/javascript" language="javascript"> $(document).ready(function(){ $('li.item-a').parentsUntil('.level-1').css('background-color', 'red'); }); </script> </head> <body> <ul class="level-1"> <li class="item-i">I</li> <li class="item-ii">II <ul class="level-2"> <li class="item-a">A</li> <li class="item-b">B <ul class="level-3"> <li class="item-1">1</li> <li class="item-2">2</li> <li class="item-3">3</li> </ul> </li> <li class="item-c">C</li> </ul> </li> <li class="item-iii">III</li> </ul> <script> $('li.item-a').parentsUntil('.level-1') .css('background-color', 'red'); </script> </body> </html>
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