function setCookie(name, value)

{

	document.cookie = name + '=' + escape(value) + '; path=/';



}

function getCookie(name)

{

    var cookie = document.cookie;



    if(cookie && cookie.length > 0)

    {

        var offset = cookie.indexOf(name + '=');

        var end;

        if(offset != -1)

        {

            offset += name.length + 1;

            end     = cookie.indexOf(';',offset);

            if(end == -1)

            {

                end = cookie.length;

            }

            return unescape(cookie.substring(offset,end));

        }

    }

    return "";

}



function deleteCookie() {

  cName = "pageview"; // 削除するクッキー名

  dTime = new Date();

  dTime.setYear(dTime.getYear() - 1);

  document.cookie = cName + ";expires=" + dTime.toGMTString();

}