// Create a cookie with the specified name and value.
// The cookie expires at the end of the 20th century.
function SetCookie(sName, sValue)
{
  var now = new Date();
  cookie_exp = new Date(now.getFullYear() + 1, now.getMonth(), now.getDay());
  document.cookie = sName + "=" + escape(sValue) + "; expires=" + cookie_exp.toGMTString() + "; path=/"; 
}

// Retrieve the value of the cookie with the specified name.
function GetCookie(sName)
{
  // cookies are separated by semicolons
  var aCookie = document.cookie.split("; ");
  for (var i=0; i < aCookie.length; i++)
  {
    // a name/value pair (a crumb) is separated by an equal sign
    var aCrumb = aCookie[i].split("=");
    if (sName == aCrumb[0]) 
      return unescape(aCrumb[1]);
  }

  // a cookie with the requested name does not exist
  return null;
}
function highlight(id)
{
	if(id != 0)
	{
		if (document.getElementById('m_' + id) != null)
		{
			var obj = document.getElementById('m_' + id).style.backgroundImage = 'url(/_img/bg_menu.gif)';
			//obj.className = 'act';
		}
	}
}