function ToggleDisplay(id) {
    var elem = document.getElementById(id);

    if (elem.style.visibility == 'visible') {
        elem.style.visibility = 'hidden';
        elem.style.display = 'none';
    }
    else {
        elem.style.visibility = 'visible';
        elem.style.display = 'block';
    }
    return false;
}

function closeDiv(divID) {
    var oDiv = document.getElementById(divID);
    oDiv.style.visibility = 'hidden';
    oDiv.style.display = 'none';
    return false;
}

function openDiv(divID) {
    var oDiv = document.getElementById(divID);
    oDiv.style.visibility = 'visible';
    oDiv.style.display = 'block';
    return false;
}

function check(divID, open) {
    var elem = document.getElementById(divID);
    if (open == 'True') {
        elem.style.visibility = 'visible';
        elem.style.display = 'block';
    }
    else {
        elem.style.visibility = 'hidden';
        elem.style.display = 'none';
    }
}

function f_GetDocHeight() {
    if (window.innerHeight && window.scrollMaxY)
    {
        pageWidth = window.innerWidth + window.scrollMaxX;
        pageHeight = window.innerHeight + window.scrollMaxY;
    }
    else if (document.body.scrollHeight > document.body.offsetHeight)
    {
        pageWidth = document.body.scrollWidth;
        pageHeight = document.body.scrollHeight;
    }
    else
    { pageWidth = document.body.offsetWidth + document.body.offsetLeft; pageHeight = document.body.offsetHeight + document.body.offsetTop; }

    return pageHeight;
}

function f_SetDivToPageHeight(divID) {
    var vDiv = document.getElementById(divID)
    var h = f_GetDocHeight()
    vDiv.style.height = (h -5) + 'px';
}