var visible = false;
function shLogin() {
    if(visible) {
        document.getElementById('ctl00_Menu1_login_bg').style.display = 'none';
        visible = false;
    } else {
        document.getElementById('ctl00_Menu1_login_bg').style.display = 'block';
        visible = true;
    }
   } 
    function shLogin2() {
    if(visible) {
        document.getElementById('ctl00_Menu1_info_bg').style.display = 'none';
        visible = false;
    } else {
        document.getElementById('ctl00_Menu1_info_bg').style.display = 'block';
        visible = true;
    }
}
function showhide(ob1, ob2) {
	document.getElementById(ob1).style.display = 'none';
    document.getElementById(ob2).style.display = 'block';
}
function hideshow(ob1, ob2) {
	document.getElementById(ob1).style.display = 'block';
    document.getElementById(ob2).style.display = 'none';
}