function getCookieData( labelName ) {
	var labelLen = labelName.length
	var cookieData = document.cookie
	var cLen = cookieData.length
	var i = 0
	var cEnd
	while ( i < cLen ) {
		var j = i + labelLen
		if ( cookieData.substring(i,j) == labelName) {
			cEnd = cookieData.indexOf(";", j)
			if ( cEnd == -1 )
				cEnd = cookieData.length
			return unescape(cookieData.substring( j + 1, cEnd ))
		}
		i++
	}
	return ""
}

function setCookieData( labelName, value, expDays ) {
	var exp = new Date()
	var overEenTijdje = exp.getTime() + (expDays * 24 * 60 * 60 * 1000)
	exp.setTime(overEenTijdje)
	document.cookie=labelName + "=" + value + "; expires=" + exp.toGMTString()
}