// JavaScript Document


var IDs=new Array('m1','m2');

function change_style(id){
    ID = document.getElementById(id)	

    if(ID.style.display == "") {
          ID.style.display = "none"
		  setCookie('menudisplay', ID.style.display)
		  }	
    else  {
          ID.style.display = ""  
		  setCookie('menudisplay', "block")
	 	  }

}

function getCookie(c_name)
{
var c_start
var c_end

if (document.cookie.length>0) // no cookie stored
  {
  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 "none"
  }
return "none"  // no cookie stored -- set to default
}

function setCookie(c_name,value)
{
document.cookie=c_name+ "=" +escape(value)
}

function checkCookie()
{
var tmp

ID = document.getElementById("m1")
tmp = getCookie('menudisplay')

if (tmp == "block")
	ID.style.display=""
else
	ID.style.display=tmp
	
}