var cookieWasDisabled = false;

function isCookieEnabled() {
    createCookie("kcookietest", "1", 0);
    var test = readCookie("kcookietest");
    if (test == null) {
        alert("Please enable cookies and refresh page.");
        //writeErrorMessage("Please enable cookies and refresh page.");
        cookieWasDisabled = true;
        return false;
    }
    cookieWasDisabled = false;
    return true;
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
		return null;
}
	
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=/";
}

function eraseCookie(name) {
	createCookie(name,"",-1);
}