/* thanks to http://www.w3schools.com/js/js_cookies.asp */
	
	function setCookie(c_name,value,expiredays) {
		var exdate			= new Date();
		exdate.setDate(exdate.getDate()+expiredays)
		document.cookie		= c_name+ "=" +escape(value)+ ((expiredays==null) ? "" : ";expires="+exdate.toGMTString())
	}
	
	
	function getCookie(c_name) {
		if (document.cookie.length>0) {
			
			c_start		= document.cookie.indexOf(c_name + "=")
			if (c_start!=-1) { 
				c_start		= c_start + c_name.length+1 
				c_end		= document.cookie.indexOf(";",c_start)
				if (c_end==-1)
					c_end=document.cookie.length
					
				return unescape(document.cookie.substring(c_start,c_end))
			} 
		}
		return "";
	}