var lastopen;
var lastopen2;

function rollover(id) {

    var d = document.getElementById(id);

    d.style.display = 'block';

    try {
        if (lastopen != d) lastopen.style.display = 'none';
    }
    catch (e) {
    }

    lastopen = d;

}

function rollover2(id) {

    var d = document.getElementById(id);

    d.style.display = 'block';

    try {
        if (lastopen2 != d) lastopen2.style.display = 'none';
    }
    catch (e) {
    }

    lastopen2 = d;
}