Ofcourse, less the DOM will get traversed quick will be the output. Therefore here is the trick to cache the element in jquery so as to reduce traversing.
Here we go:
Wrong Way
var myElement = $('#anyElement');
$('#anyElement').show();
$('#anyElement').addClass('anyClass');
.
.
Right Way
var myElement = $('#anyElement');
myElement.show().addClass('anyClass');
And its done