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 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 misure() {	
    ora = readCookie("br");
	if((document.getElementById("risoluzione").offsetWidth) < 776){
		document.getElementById("container").style.width = '776px';
		createCookie("br", "<br /><br /><br />", 365);
	}
	if((document.getElementById("risoluzione").offsetWidth) > 776){
		document.getElementById("container").style.width = '100%';
		createCookie("br", "", 365);
	}
	
	if(ora !== readCookie("br")) {
		window.location.reload(true);
	}	
}

window.onresize = function(e) {	
	misure();
}