var myDiv = ""
var offToggle = 0

function showMenu(divName) {
    myDiv = divName;
    document.getElementById(divName).style.visibility = 'visible'
    showP(0);
}

function hideMenu() {
    if (offToggle == 0) {
        document.getElementById(myDiv).style.visibility = 'hidden'
        showP(9);
    }
}
function hideMenuClick() {
    document.getElementById(myDiv).style.visibility = 'hidden'
    showP(9);
}

function showP(pnum) {
    for (c = 0; c < 4; c++) {
        if (pnum == c) {
            document.getElementById('p' + c).style.visibility = 'visible'
        } else {
            document.getElementById('p' + c).style.visibility = 'hidden'
        }
    }
    if (pnum > 0) {
        offToggle = 1;
    } else {
        offToggle = 0;
    }
}