/* Cookie Functions */

var expdate = new Date();
var expired = new Date(expdate.getTime() - 48 * 60 * 60 * 1000); 
expdate.setTime(expdate.getTime() +  (24 * 60 * 60 * 1000 * 365));

function GetCookie (name) {
   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 null;
}

function SetCookie (name, value) {
   DelCookie(name);
   var argv = SetCookie.arguments;
   var argc = SetCookie.arguments.length;
   var expires = (2 < argc) ? argv[2] : expdate;
   var path = (3 < argc) ? argv[3] : "/";
   var domain = (4 < argc) ? argv[4] : null;
   var secure = (5 < argc) ? argv[5] : false;
   document.cookie = name + "=" + escape (value) + ((expires == null) ? "" : ("; expires=" + expires.toGMTString())) +     ((path == null) ? "" : ("; path=" + path)) +     ((domain == null) ? "" : ("; domain=" + domain)) +  ((secure == true) ? "; secure" : "");
}


function DelCookie(name) {
	if (GetCookie(name)) 
		document.cookie=name + "=null; expires=" + expired.toGMTString();
}


function ResetCounts(name) {
   visits = 0;
   SetCookie("visits", visits, expdate , "/", null, false);
}

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