// Sets cookie values. Expiration date is optional
//
function setCookie(name, value, expire) 
{
	document.cookie = name + "=" + escape(value)+ ((expire == null) ? "" : ("; expires=" + expire.toGMTString()))
}

function register(name,value) 
{
	var today = new Date()
	var expires = new Date()
	expires.setTime(today.getTime() + 1000*60*60*24*365)
	setCookie(name, value, expires)
}

function getCookie(Name) 
{
	var search = Name + "="
	if (document.cookie.length > 0) 
	{ // if there are any cookies
		offset = document.cookie.indexOf(search)
		if (offset != -1) 
		{ // if cookie exists
			offset += search.length
			// set index of beginning of value
			end = document.cookie.indexOf(";", offset)
			// set index of end of cookie value
			if (end == -1)
			end = document.cookie.length
			return unescape(document.cookie.substring(offset, end))
		}
	}
}