function popUp(URL, WinWidth, WinHeight) {
    width = WinWidth;
    height = WinHeight;
    day = new Date();
    id = day.getTime();
    if (width == undefined)
        width = 800;
    if (height == undefined)
        height = 600;
    eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width=" + width + ",height=" + height + ",left = 340,top = 352');");
}

function refreshParent() {
    opener.location.reload(); 
    window.close();
}

function showPic(picId){
    document.getElementById(picId).style.display = 'block';
}
function hidePic(picId){
    document.getElementById(picId).style.display = 'none';
}