function getCookie(name)
{
	if (document.cookie.length>0)
	{
		c_start=document.cookie.indexOf(name + "=");
		if (c_start!=-1)
		{
			c_start=c_start + 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 "";
}

function setCookie(name, value, expireDays)
{
	var exdate=new Date();
	exdate.setDate(exdate.getDate()+expireDays);
	document.cookie=name+ "=" +escape(value)+
	((expireDays==null) ? "" : ";expires="+exdate.toGMTString());
}