function move_up()
{
 var move = getCookie('move');
 if (move == '') return false;

 var menu = document.getElementById('menu');
 menu.scrollTop = move;

 // should i delete the cookie here
 // or reset it to zero
}


function do_click()
{
 moved = document.getElementById('menu');
 moved = moved.scrollTop;

 // record the cookie
 setCookie('move', moved, 1);
}

function getCookie(c_name)
{
 if (document.cookie.length > 0)
 {
 c_start = document.cookie.indexOf(c_name + "=")

 if (c_start != -1)
 {
 c_start = c_start + c_name.length + 1
 c_end = document.cookie.indexOf(";", c_start)

 if (c_end == -1) c_end = document.cookie.length
 return unescape(document.cookie.substring(c_start, c_end))
 }
 }
 return 0;
}

function setCookie(c_name,value,expiredays)
{
 var exdate = new Date();
 exdate.setDate(exdate.getDate() + expiredays);
 document.cookie = c_name + "=" + escape(value) +
 ((expiredays==null) ? "" : ";expires=" + exdate.toGMTString()) + '; path=/';
}