$(document).ready(function() {
    $(".clickable").click(function(e) {switch_dli_content(e, this)});
});

function switch_dli_content(ev, el) {
    var rel = $(el).attr("name");
    var target = $('[rel='+rel+']');

    if (target.is(":hidden"))  target.css({'display': 'block'});
    else target.css({'display': 'none'});
}