$(document).ready(function(){
    $('#matriculas').overlay({
	mask: {
            color: '#d8e8ef',
            //loadSpeed: 200,
            opacity: 0.8
        }
	});
    $('#matriculas').click();
	
    $('img[rel]').overlay({
		mask: {
            color: '#d8e8ef',
            //loadSpeed: 200,
            opacity: 0.8
        }
	});
});