function getCookie(c_name) {
	if (document.cookie.length>0) {
		c_start=document.cookie.indexOf(c_name + "=");
		if (c_start!=-1) {
			c_start=c_start + c_name.length+1 ;
			c_end=document.cookie.indexOf(";",c_start);
			if (c_end==-1) c_end=document.cookie.length
				return unescape(document.cookie.substring(c_start,c_end));
		}
	}
	return "";
}

function setCookie(c_name,value,expiredays) {
	var exdate = new Date();
	exdate.setDate(exdate.getDate()+expiredays);
	document.cookie=c_name+ "=" +escape(value)+((expiredays==null) ? "" : ";path=/; expires="+exdate.toGMTString());
}

function flashSound(status) {

	status = status == 'undefined' ? null : status;
	if(status != null)
		setCookie('flSound',status,365);

	sound = getCookie('flSound');
	if(sound == '')
		sound = 1;
	return parseInt(sound);
}