function saveCookie(name, value, days) {

	if (days) {
		var date = new Date();
		date.setTime(date.getTime() + (days * 24 * 60 * 60 * 1000));
		var expires = "; expires=" + date.toGMTString();
	} else {
		 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;

}

$(document).ready(function() {
	
	showHead = readCookie('hideHead');
	
	if (showHead == 1) {
        $('#header').css('display', 'none');
        $('#navigace').css('display', 'none');
        $('#hideHead').css('display', 'block');
	} else if (showHead == 0) {
        $('#header').css('display', 'block');
        $('#hideHead').css('display', 'none');
	}
	
	$('#hideHl').click(function (cl) {

		cl.preventDefault();

		$('#header').slideUp(600);
		$('#navigace').slideUp(600);
		
		$('#hideHead').slideDown(600);
		
		saveCookie('hideHead', 1, 1);
	});
	
	$('#showHl').click(function (cl) {
        cl.preventDefault();

        $('#hideHead').slideUp(600);
        
        $('#header').slideDown(600);
        $('#navigace').slideDown(600);
        
        saveCookie('hideHead', 0, 1);
	});
	
});