function toggleMenu(objID) 
{
    ToggleReset();
    if (!document.getElementById) return;
    var ob = document.getElementById(objID).style;
    ob.display = (ob.display == 'block')?'none': 'block';
}

function ToggleReset() 
{
    var i = 1;
    while(document.getElementById('menu'+i)) 
    {
        document.getElementById('menu'+i).style.display = 'none';
        i++;
    }
}
function toggleStep(objID) {
    ToggleStepReset();
    if (!document.getElementById) return;
    var ob = document.getElementById(objID).style;
    ob.display = (ob.display == 'block') ? 'none' : 'block';
}

function ToggleStepReset() {
    var i = 1;
    while (document.getElementById('step' + i)) {
        document.getElementById('step' + i).style.display = 'none';
        i++;
    }
}