/* ----- Funcions d'utilitat ------ */

function getCookie(name) { 
	var re=new RegExp(name+"=[^;]+", "i"); //construct RE to search for target name/value pair
	if (document.cookie.match(re)) { //if cookie found
		//alert(document.cookie.match(re)[0].split("=")[1]);
		return document.cookie.match(re)[0].split("=")[1]; //return its value
	}
	return ""
}

function setCookie(name, value, domain, path, days) {
	if (typeof days!="undefined"){ //if set persistent cookie
		var expireDate = new Date()
		var expstring=expireDate.setDate(expireDate.getDate()+days)
		document.cookie = name+"="+value+"; expires="+expireDate.toGMTString()+"; domain="+domain+"; path="+path;
	}
	else //else if this is a session only cookie
		document.cookie = name+"="+value+"; domain="+domain+"; path="+path;
}