function LinkMaisInfoComentario() {
    if (document.getElementById &&
	      document.getElementsByTagName) {
        if (document.getElementById('linkmaisComentario')) {
            var link = document.getElementById('linkmaisComentario');
            var links = link.getElementsByTagName('span');
            for (var i = 0; i < links.length; i++) {
                links[i].onclick = function () {
                    return toggle('maisinfoComentario');
                };
            }
        }
    }
}

function LinkMaisInfo() {
    if (document.getElementById && document.getElementsByTagName) {

        if (document.getElementById('linkmais')) {
            var link = document.getElementById('linkmais');
            var links = link.getElementsByTagName('span');

            for (var i = 0; i < links.length; i++) {
                links[i].onclick = function () {
                    return toggle('maisinfo');
                };
            }
        }
    }
}

function toggle(obj) {
    var el = document.getElementById(obj);
    if (el.style.display != 'none') {
        el.style.display = 'none';
    }
    else {
        el.style.display = '';
    }
}

function addLoadEvent(func) {
    var oldonload = window.onload;
    if (typeof window.onload != 'function') {
        window.onload = func;
    } else {
        window.onload = function () {
            if (oldonload) {
                oldonload();
            }
            func();
        }
    }
}

addLoadEvent(LinkMaisInfoComentario);
addLoadEvent(LinkMaisInfo);