Cookies Effects >>> Only Popup Once.


		<script 
		language="javascript"
		type="text/javascript">

		/* Visit http://www.yaldex.com/ 
		for full source code

		and get more free JavaScript, CSS and DHTML scripts! */

		<!-- Begin

		var 
		expDays =
		1;
		// number of days the cookie 
		should last

		

		var
		page
		=
		"only-popup-once.html";

		var 
		windowprops =
		"width=300,height=200,location=no,toolbar=no,menubar=no,scrollbars=no,resizable=yes";

		

		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(){

		var 
		count = 
		GetCookie('count')

		if(count
		==
		null)
		{

		SetCookie('count','1')

		return
		1

		}

		else
		{

		var 
		newcount =
		parseInt(count)
		+
		1;

		DeleteCookie('count')

		SetCookie('count',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()
		{

		var 
		count = 
		GetCookie('count');

		if
		(count
		==
		null)
		{

		count=1;

		SetCookie('count', 
		count,
		exp);

		

		window.open(page,
		"", 
		windowprops);

		

		}

		else
		{

		count++;

		SetCookie('count', 
		count,
		exp);

		   
		}

		}

		window.onload=checkCount;

		//  End -->

		</script>