function getCookie( cookieName ){
	var search = cookieName + "=";
	var cookie = document.cookie;
	
	if( cookie.length > 0 ){
		startIndex = cookie.indexOf( cookieName );
	
		if( startIndex != -1 ){
			startIndex += cookieName.length;
			endIndex = cookie.indexOf( ";", startIndex );
			if( endIndex == -1) endIndex = cookie.length;
			return unescape( cookie.substring( startIndex + 1, endIndex ) );
		}else{
			return "";
		}
	}else{
		return "";
	}
}

function setCookie( cookieName, cookieValue, expireDate ){
	document.cookie = cookieName + "=" + escape( cookieValue ) + "; path=/; expires=" + expireDate.toGMTString() + ";";
}

function deleteCookie( cookieName ) {
	var expDate = new Date();
	expDate.setDate( expDate.getDate() - 1 );
	document.cookie = cookieName + "= " + "; expires=" + expDate.toGMTString() + "; path=/";
}

function setURL(url){
	var expDate = new Date();
	expDate.setTime(expDate.getTime() + 1000*60*60);
	setCookie( "url", url, expDate );
}

function getURL(){
	var url = getCookie("url");
	deleteCookie("url");
	
	return url;
}