var expDays = 90;
var exp = new Date(); 
exp.setTime(exp.getTime() + (expDays*24*60*60*1000));

//Gets visitor name.
function Who(info){
	var VisitorName = GetCookie('VisitorName')
	if (VisitorName == null) {
		//User hasn't logged in yet or doesn't allow cookies.
		//window.location.href = "login.html";
		VisitorName = "Guest";
	}
	return VisitorName;
}

//Gets when the visitor was last on the site.
function When(info){
    	var rightNow = new Date()
		var WWHTime = 0;
		WWHTime = GetCookie('WWhenH')
		WWHTime = WWHTime * 1
		var lastHereFormatting = new Date(WWHTime);  // Convert numeric value to date value
	    var intLastVisit = (lastHereFormatting.getYear() * 10000)+(lastHereFormatting.getMonth() * 100) + lastHereFormatting.getDate()
	    var lastHereInDateFormat = "" + lastHereFormatting;  // Gotta use substring functions
	    var dayOfWeek = lastHereInDateFormat.substring(0,3)
	    var dateMonth = lastHereInDateFormat.substring(4,11)
	    var timeOfDay = lastHereInDateFormat.substring(11,16)
	    var year = lastHereInDateFormat.substring(23,25)
	    var WWHText = dayOfWeek + ", " + dateMonth + " at " + timeOfDay // display
		SetCookie ("WWhenH", rightNow.getTime(), exp)

	return WWHText;
}

//Gets how many visits the person has been on the site.
function Count(info){
		var WWHCount = GetCookie('WWHCount')
		if (WWHCount == null) {
			WWHCount = 0;
		}
		else{
			WWHCount++;
		}
		SetCookie ('WWHCount', WWHCount, exp);

	return WWHCount;
}

//Sets the cookie.
function setname(){
	VisitorName = prompt("Who are you?");
	
	//If user clicks cancel, return back to login page.
	if(VisitorName == null || VisitorName == "")
		window.location.href = "login.html";
	else
		SetCookie ('VisitorName', VisitorName, exp);
}

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

//Gets the cookie
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 DeleteCookie (name) {  
	var exp = new Date();  
	exp.setTime (exp.getTime() - 1);  
	var cval = GetCookie (name);  
	document.cookie = name + "=" + cval + "; expires=" + exp.toGMTString();

}

//  -->