function admin_login() {
document.getElementById('admin_bg').style.height = document.body.scrollHeight  + 'px';
document.getElementById('admin_bg').style.display = 'block';
document.getElementById('admin_login').style.display = 'block';
}
function edit_content() {
document.getElementById('admin_bg').style.height = document.body.scrollHeight  + 'px';
document.getElementById('admin_bg').style.display = 'block';
document.getElementById('edit_content').style.display = 'block';
}
function edit_image() {
document.getElementById('admin_bg').style.height = document.body.scrollHeight  + 'px';
document.getElementById('admin_bg').style.display = 'block';
document.getElementById('edit_image').style.display = 'block';
}
function close_popup(object) {
document.getElementById('admin_bg').style.display = 'none';
document.getElementById(object).style.display = 'none';
}