jquery 쿠키조회

function getCookie(key) {

var cook = document.cookie + ";";

var idx = cook.indexOf(key, 0);

var val = "";

if (idx != -1) {

cook = cook.substring(idx, cook.length);

begin = cook.indexOf("=", 0) + 1;

end = cook.indexOf(";", begin);

val = unescape( cook.substring(begin, end) );

}

return val;

}