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) 
{
	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) 
{
	var argv = SetCookie.arguments;
	var argc = SetCookie.arguments.length;
	var expires = (argc > 2) ? argv[2] : null;
	var path = (argc > 3) ? argv[3] : null;
	var domain = (argc > 4) ? argv[4] : null;
	var secure = (argc > 5) ? 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 show_count() 
{
	var expdate = new Date();
	var num;
	expdate.setTime(expdate.getTime() +  (24 * 60 * 60 * 1000 * 31)); 
	if(!(num = GetCookie("jtotwcount"))) 
		num = 0;
	num++;
	SetCookie ("jtotwcount", num, expdate);
	if (num == 1) 
		document.write("Since this is the first time you have been here, please take a moment to look around.");
	else 
		document.write("You have been here " + num + " times."); 
}
function auto_show_name() 
{
	if(GetCookie("jtotwname") != null)
		document.write("Welcome back to this week\'s tip " + GetCookie('jtotwname') + ". ");
	else 
	{
		document.write("<FORM>Please enter your name: <INPUT TYPE = \"text\" NAME = \"nameinput\">" + "<BR><BR><INPUT TYPE = \"button\" VALUE = \"Save to Cookie\" onClick = \"set_name(this.form)\"></FORM>");
		document.write("Please enter your first name in the input" + " box and press the \"Save to Cookie\" button, then the page will automatically reload. ");
	}
}
function set_name(varname, value) 
{
	var expdate = new Date ();
	expdate.setTime (expdate.getTime() + (24 * 60 * 60 * 1000 * 31));
//	var username = value;
	if (value != "") 
	{
//		if (confirm("Are you sure you want this saved as your name?")) 
		{
			SetCookie (varname, value, expdate);
//			window.history.go(0);
	   }
	}
	else 
		alert("Geez, at least enter something, entering nothing will cause an error.");
}

/*
Please enter your name: <input TYPE = "text" NAME = "nameinput">
<br><br>
<input TYPE = "button" VALUE = "Save to Cookie" onClick = "set_name(this.form)">
</FORM>
</CENTER>


*/