function getCookie(Name) {
	var re = new RegExp(Name + "=[^;]+", "i") //construct RE to search for target name/value pair
        if (document.cookie.match(re)) //if cookie found
            return document.cookie.match(re)[0].split("=")[1] //return its value
      	return null
}

function SetCookie (name, value) {
	document.cookie = name + "=" + value + "; path=/"
}