function load_cookie_into_input(input_id, cookie_name) {
        var e = get(input_id);
        var c = read_cookie(cookie_name);
        if(e.value == "" && c != null) {
            c = decode(c);
            e.value = c.replace(/\+/, " ");
        }
    }

    function load_cookie_into_checkbox(checkbox_id, cookie_name) {
        var e = get(checkbox_id);
        var c = read_cookie(cookie_name);
        if(c == "" || c == null) {
            e.checked = false;
        } else {
            e.checked = true;
        }
    }

    function create_cookie(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 read_cookie(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 erase_cookie(name) {
    	create_cookie(name, "" ,-1);
    }