function SetCookie(sName, sValue)	
{
	document.cookie = sName + "=" + escape(sValue) + "; expires=Fri, 31 Dec 2099 23:59:59 GMT;";
}

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 "";
}

function DelCookie(sName,sValue)
{
	document.cookie = sName + "=" + escape(sValue) + "; expires=Fri, 31 Dec 1800 23:59:59 GMT;";
}