function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
	
	//alert('MBF_CH cC: ' + document.cookie);
}

function clearCookie(name){
	
	var isOldCookie = searchCookie(name);
	
	if(isOldCookie){
		
		var oldCookie = getCookieData(name);
		
		createCookie(name,oldCookie,-1);
	}
}

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 searchCookie(labelName){
	var labelLen = labelName.length
	var cookieData = document.cookie
	var cLen = cookieData.length
	var l = 0;
	while (l<cLen){
		var m = l + labelLen
		if (cookieData.substring(l,m) == labelName){
			return true;
		}
		l++
	}
	return false;
}