// Cookie utils file - all cookies functions are contained here

// Creates a cookie set to expire in 30 mins
function createSessionCookie(name,value,domain) {		
	var date = new Date();
	date.setTime(date.getTime()+(30 * 60 * 1000));
	var expires = "; expires="+date.toGMTString();
	document.cookie = name+"="+value+expires+"; domain="+domain+"; path=/";		
}
	
// Simple Cookie functions from http://www.quirksmode.org/js/cookies.html - thanks!
function cdReadCookie(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 cdCreateCookie(name,value,days,domain) {
		
	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+"; domain="+domain+"; path=/";
		
}
	
function cdEraseCookie(name,domain) {
	//Set the cookie expiry to yesterday to delete
	cdCreateCookie(name,"",-1,domain);
}