function setCookie (name, value, expires, path, domain, secure) {
      document.cookie = name + "=" + escape(value) +
        ((expires) ? "; expires=" + expires : "") +
        ((path) ? "; path=" + path : "") +
        ((domain) ? "; domain=" + domain : "") +
        ((secure) ? "; secure" : "");
}
 
function getCookie(name) {
	var cookie = " " + document.cookie;
	var search = " " + name + "=";
	var setStr = null;
	var offset = 0;
	var end = 0;
	if (cookie.length > 0) {
		offset = cookie.indexOf(search);
		if (offset != -1) {
			offset += search.length;
			end = cookie.indexOf(";", offset)
			if (end == -1) {
				end = cookie.length;
			}
			setStr = unescape(cookie.substring(offset, end));
		}
	}
	return(setStr);

}



var adRan = Math.floor(Math.random() * 1000000);
var wpniIntrusiveDate = new Date();
var wpniDate = wpniIntrusiveDate.getDate();
var interval = 0;
var testDate = false;

// switch statement conditionally changes the cookie expiration date based on the date.
switch(wpniDate) {
case 9:
interval = 29;
testDate = true;
break;
case 10:
interval = 59;
testDate = true;
break;
case 11:
interval = 119;
testDate = true;
break;
default: null; break;
}

var wpniWeek = wpniIntrusiveDate.getTime() + (interval * 60 * 1000);
wpniIntrusiveDate.setTime(wpniWeek);


if (testDate) {
if (getCookie("wpnitest") == null || getCookie("wpnitest") == "false") {
document.write('<scr'+'ipt src="http://ad.doubleclick.net/adj/wpni.misc;kw=ad_test;pos=ad31;sz=1x1;ptile=19;ord='+adRan+'"></scr'+'ipt>');

setCookie("wpnitest","true",wpniIntrusiveDate.toGMTString())
}}