function set_cookie(sName, sValue)
{
  document.cookie = sName + "=" + escape(sValue) + "; expires=Tue, 14 Dec 2010 23:59:59 GMT; path=/;";
}

function show_div(d1,d2)
{
	document.getElementById(d1).style.display='block';
	document.getElementById(d2).style.display='none';
}