if(prev_clicked)
{
$(\"#accordion li a.category\").css(\'background-image\', \'url(\"img/off_all_channel.png\")\');
$(\"#accordion li
To remove the in-line CSS property use:
$('.className').css({propertyName: ''});
To remove the whole in-line style of an element use:
$('.className').removeAttr('style');
I've also found this suggestion to remove the CSS property from styles (separate file) use:
$('.className').style.propertyName = '';
BUT I couldn't get it to work at all, so I'm putting it here just FYI.