// ===================================================================
// Author: Jim Tucek
// Source: http://www.jracademy.com/~jtucek/counter.html
//
// Updated by Bill Cressman to include a "Default" option in the
// getCookie subroutine.  Also updated SetCookie to take a number
// of days as a value rather than a date.
// ===================================================================


function setCookie (name, value) {
         var argv = setCookie.arguments;
         var argc = setCookie.arguments.length;
         var expdays = (argc > 2) ? argv[2] : null;
		 var expdate = new Date ();
         var path = (argc > 3) ? argv[3] : null;
         var domain = (argc > 4) ? argv[4] : null;
         var secure = (argc > 5) ? argv[5] : false;
        if (expdays!=null) {
            expdate.setTime (expdate.getTime() + (24 * 60 * 60 * 1000 * expdays));
         } else {
			expdate=null;
	 	 }
         document.cookie = name + "=" + escape (value) +
			((expdate == null) ? "" : ("; expires=" + expdate.toGMTString())) +
			((path == null) ? "" : ("; path=" + path)) +
			((domain == null) ? "" : ("; domain=" + domain)) +
			((secure == true) ? "; secure" : "");
}

function getCookieVal(offset) {
   var endstr = document.cookie.indexOf (";", offset);
   if (endstr == -1) endstr = document.cookie.length;
   return unescape (document.cookie.substring(offset, endstr));
}

function getCookie(name, defaultVal) {
   var arg = name+"=";
   var alen = arg.length;
   var clen = document.cookie.length;
   var i = 0;
   while (i < clen) {
      var j = i + alen;
      if (document.cookie.substring(i, j) == arg) return getCookieVal(j);
      i = document.cookie.indexOf(" ", i) + 1;
      if (i == 0) break;
   }
   return defaultVal;
}