// File name : alterhoverad.js
// Usage : displays the alert in hover ad application

// function to set the browser cookie
// parameter : name -> name of the cookie
// parameter : value -> value of the cookie

var expDays = 999; // number of days the cookie should last
var	chkshow=false;

// funciton to set the browser 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();
}

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

function amt(name)
{
var count = GetCookie(name)
	if(count == null)
	{
		SetCookie(name,'1')
		return 1
	}
	else
	{
		var newcount = parseInt(count) + 1;
		DeleteCookie(name)
		SetCookie(name,newcount,exp)
		return count
	}
}

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

function checkCount(name) {
var count = GetCookie(name);
if (count == null) {
count=1;
SetCookie(name, count, exp);
}
else {
count++;
SetCookie(name, count, exp);
chkshow=true;
   }
}

// function to alert the popup 
// parameter : titleText-> title text of the popup
// parameter : BodyText-> body text of the popup
// parameter : showeverytime-> true/false once for each user or not
// parameter : displayURL-> display URL of the popup window
// parameter : strURL-> URL of the window

function alertPopUp(titleText,BodyText,showeverytime,displayURL,strURL)
{
	chkshow=false;
	if (!showeverytime)
	{
		checkCount("popalert")
	}
	else
	{
		DeleteCookie("popalert")
	}
	if(!chkshow)
	{
		var ok=confirm(BodyText)
		if (ok)
		{
			if(displayURL)
			{
				window.location.href = strURL;
			}
		}
	}
}