/*
* InWEnt gGmbH
* cookies.js
*
* Author(s): Peter-Paul Koch (quirksmode.org)
* Modifier(s): Holger M. Stangl / Uwe Michelfelder
* Date: July 2007
*
* Based on: http://www.quirksmode.org/js/cookies.html
*/

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();
		//replace expires for IE
		expires = expires.replace("UTC", "GMT");	}
	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);
}