var $ = function( query ) {
    return document.querySelectorAll( query );
}
    
function toggle (query) {
    try {
        elem = $(query)[0];
        if ( ! elem.style.display ) elem.style.display = 'none';
        elem.style.display = (elem.style.display != 'none'  ? 'none' : 'block' );
    } catch(error) { }
}


//window.onload = function() {

    try {
        var antispam = $('a[href^="mailto:"]')[0];
        antispam.href = 'mailto:matt@harasymczuk.pl';
        antispam.innerHTML = 'matt@harasymczuk.pl';
    } catch(error) { };
    
//}