$(document).ready(function() {
		$('.servicetag1, .servicetag2, .servicetag2, .servicetag3, .servicetag4, .servicetag5, .service6, ').append('<span class="hover"></span>').each(function () {
	  		var $span = $('> span.hover', this).css('opacity', 0);
	  		$(this).hover(function () {
	    		$span.stop().fadeTo(500, 1);
	 		}, function () {
	   	$span.stop().fadeTo(500, 0);
	  		});
		});
	});