// wtcontroller.js v_1.0
function setCookie(name, value, expires, path, domain, secure) { 
  var date = new Date();
  date.setTime(date.getTime()+(expires*24*60*60*1000));
  var curCookie = name + "=" + escape(value) +
  		((expires) ? "; expires=" + date.toGMTString() : "") +
      ((path) ? "; path=" + path : "") +
      ((domain) ? "; domain=" + domain : "") +
      ((secure) ? "; secure" : "");
  document.cookie = curCookie;
}
function getCookie(name) {
  var dc = document.cookie;
  var prefix = name + "=";
  var begin = dc.indexOf("; " + prefix);
  if (begin == -1) {
    begin = dc.indexOf(prefix);
    if (begin != 0) return null;
  } else
    begin += 2;
  var end = document.cookie.indexOf(";", begin);
  if (end == -1)
    end = dc.length;
  return unescape(dc.substring(begin + prefix.length, end));
}

function eraseCookie(name) {
	setCookie(name,"",-1);
}

function wtController(){	
		var w =  getCookie('tivoWebtrends'); 
		var c =  getCookie('tivoCookie'); 
		var tagP = '<meta name="WT.seg_1" content="Prospect"/>';
		var tagS = '<meta name="WT.seg_1" content="Subscriber"/>';
		if(w != null){	
			if(w == 'Subscriber'){
				document.write(tagS);
			} 
			if(w == 'Prospect'){
				if(c){
					setCookie('tivoWebtrends','Subscriber','1825','/','.tivo.com','');
					document.write(tagS);					
				} else {
					document.write(tagP);
				}
			}
		}
		else {
			if(c != null){
					setCookie('tivoWebtrends','Subscriber','1825','/','.tivo.com','');
					document.write(tagS);	
				} else {
					setCookie('tivoWebtrends','Prospect','1825','/','.tivo.com','');
					document.write(tagP);
				}
		}
				
}
	
wtController();  // auto init