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

function email_signup() {
	var num = readCookie("emailSignup");
	if (num == null) {
		num = 0;
	}
	if (num < 5) {
		num++;
		createCookie("emailSignup",num,30);
	} else if (num==5) {
		createCookie("emailSignup",9999,30);
		//RedBox.showInline('signup');
		$.fn.colorbox({inline: true, href:'#signup', open: true});
	}
}
		
//$(document).ready(email_signup());