$(document).ready(function(){

$("#body").load( function() {
browser = navigator.appName;
roz = screen.width;

if( browser = 'Microsoft Internet Explorer' && roz < 769 ) {

  $("#lat").css({ position: "absolute", left: "200px" });
}else {
  $("#lat").css({ position: "absolute", left: "50px" });
}

});

});

$(document).ready(function(){

$("#tak").click(function(){
//alert('Tak');
  createCookie('18','T',1);
  $("#lat").hide();
});

$("#nie").click(function(){
//alert(roz);
  createCookie('18','Nie',1);
history.back();
});

});

function czy18lat() {
  div = document.getElementById("lat");
  var h = $(window).height();
  if(readCookie(18)!= 'T') {
  div.style.height = h+'px';
  $("#lat").show(1000);
//    div.style.display = 'block';
  } else {
    div.style.display = 'none';
  }
}

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();
	}
	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);
}