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=/';

}