function toggle(div_id) {
    var el = document.getElementById(div_id);
    if (el.style.display == 'none') { el.style.display = 'block'; }
    else { el.style.display = 'none'; }
}
function blanket_size(popUpDivVar) {
    if (typeof window.innerWidth != 'undefined') {
        viewportheight = window.innerHeight;
    } else {
        viewportheight = document.documentElement.clientHeight;
    }
    if ((viewportheight > document.body.parentNode.scrollHeight) && (viewportheight > document.body.parentNode.clientHeight)) {
        blanket_height = viewportheight;
    } else {
        if (document.body.parentNode.clientHeight > document.body.parentNode.scrollHeight) {
            blanket_height = document.body.parentNode.clientHeight;
        } else {
            blanket_height = document.body.parentNode.scrollHeight;
        }
    }
    var blanket = document.getElementById('blanket');
    blanket.style.height = blanket_height + 'px';
    var popUpDiv = document.getElementById(popUpDivVar);
    popUpDiv_height = blanket_height / 2 - 960; // half popup's height
    //popUpDiv_height = 490;
    popUpDiv.style.top = popUpDiv_height + 'px';

    document.body.style.cursor=top;

}

function window_pos(popUpDivVar,elementID) {
    if (typeof window.innerWidth != 'undefined') {
        viewportwidth = window.innerHeight;
    } else {
        viewportwidth = document.documentElement.clientHeight;
    }
    if ((viewportwidth > document.body.parentNode.scrollWidth) && (viewportwidth > document.body.parentNode.clientWidth)) {
        window_width = viewportwidth;
    } else {
        if (document.body.parentNode.clientWidth > document.body.parentNode.scrollWidth) {
            window_width = document.body.parentNode.clientWidth;
        } else {
            window_width = document.body.parentNode.scrollWidth;
        }
    }
    var popUpDiv = document.getElementById(popUpDivVar);
    window_width = window_width / 2 - 640; // half popup's width
    popUpDiv.style.left = window_width + 'px';

    if (elementID != 'Close') {
        var m2 = document.getElementById("ctl00$ctl00$ContentPlaceHolder1$ContentPlaceHolder11$txtEventDate");
        m2.value = elementID;

        var m3 = document.getElementById("ctl00_ctl00_ContentPlaceHolder1_ContentPlaceHolder11_txtP_CODE");
        m3.value = elementID;
        
                   
    }
}

function popup(windowname, elementID) {
       
    
    blanket_size(windowname, elementID);
    window_pos(windowname, elementID);
    toggle('blanket');
    toggle(windowname, elementID);
}

function reloadPage(url) {
    location.href = url;
}

function openWindow(url, size) { 

window.open(url,size)
}