function manamind_setDisplayOn(elementId) {
    var e = document.getElementById(elementId);
    if (e == undefined) {
        return;
    }
    e.style.display = 'block';
}

function manamind_setDisplayOff(elementId) {
    var e = document.getElementById(elementId);
    if (e == undefined) {
        return;
    }
    e.style.display = 'none';
}

function manamind_setClass(elementId, className) {
    var e = document.getElementById(elementId);
    if (e == undefined) {
        return 0;
    }
    e.className = className;
}

function manamind_openChart(url) {
    window.open
        (url, 'Manamind_Chart',
         'width=1003,height=600,top=100,left=100,resizable=1,scrollbars=1');
}