var checks = {"4556":"4556","2936":"2936","4460":"4460","3447":"3447","2008":"2008","610":"610","3445":"3445"}; $(document).ready(function(){ for (item in checks) { if ($("#C" + item)) $("#C" + item).removeClass("fa-heart-o").addClass("fa-heart"); } $("#myCounter").html('(7)') });