setCookie

<p>setCookie</p>
<script>
function setCookie(c_name,value,expiredays){
	var path = location.pathname;
	var paths = new Array();
	paths = path.split("/");
	if(paths[paths.length-1] != ""){
		paths[paths.length-1] = "";
		path = paths.join("/");
	}
	var extime = new Date().getTime();
	var cltime = new Date(extime + (60*60*24*1000*expiredays));
	var exdate = cltime.toUTCString();
	var s = "";
	s += c_name +"="+ escape(value);
	s += "; path="+path;
	if(expiredays){
		s += "; expires=" +exdate+"; ";
	} else {
		s += "; ";
	}
	document.cookie = s;
}
window.onload = setCookie('test', 'sample', 7);
</script>