function echook3(){
var expireDate = new Date();
var hours = expireDate.getHours();
var minutes = expireDate.getMinutes();
var seconds = expireDate.getSeconds();
var lefttime = 1000 * ( 86400 - hours*3600 - minutes*60 - seconds);
expireDate.setTime (expireDate.getTime() + lefttime);
document.cookie = "echook3=id6326=yes" + "; expires=" + expireDate.toGMTString() +  "; path=/";
}

offset = document.cookie.indexOf("echook3=id6326");
if (offset == -1) {
echook3();
}