// Создание куки
function set_cookie(name, value, exp_y, exp_m, exp_d, path, domain, secure){
	var cookie_string = name + "=" + encodeURIComponent(value);
 
	if (exp_y && exp_m && exp_d){
		 var expires = new Date (exp_y, exp_m, exp_d);
		 cookie_string += "; expires=" + expires.toGMTString();
	}
 
	if (path)
		cookie_string += "; path=" + encodeURIComponent(path);
 
	if (domain)
		cookie_string += "; domain=" + encodeURIComponent(domain);
  
	if (secure)
		cookie_string += "; secure";
  
	document.cookie = cookie_string;
}


// Чтение куки
function get_cookie(key_cookie){

	var allcookies = document.cookie;
	var row = new Array();
	var my_cookie = new Object();
	
	var aux_row = allcookies.split('; ');
	
	for(var key in aux_row){
		row[key] = aux_row[key].split('=');
		my_cookie[row[key][0]] = decodeURIComponent(row[key][1]);
	}
	
	return my_cookie[key_cookie];
}


// Удаление куки
function delete_cookie(cookie_name){
	var cookie_date = new Date();
	cookie_date.setTime (cookie_date.getTime() - 1);
	document.cookie = cookie_name += "=; expires=" + cookie_date.toGMTString();
}