function createCookie( name, value, days )
{
	if ( days )
	{
		var date = new Date();
		date.setTime( date.getTime() + ( days*24*60*60*1000 ) );
		var expires = "; expires=" + date.toGMTString();
	}
	else var expires = "";
	document.cookie = name + "=" + value + expires + "; path=/";
}

function readCookie( name )
{
	var nameEQ = name + "=";
	var ca = document.cookie.split( ';' );
	for( var i=0; i < ca.length; i++ )
	{
		var c = ca[ i ];
		while( c.charAt( 0 ) == ' ' )
			c = c.substring( 1, c.length );

		if( c.indexOf( nameEQ ) == 0 )
			return c.substring( nameEQ.length, c.length );
	}

	return null;
}

function countCookie()
{
	var timesViewed = readCookie( "timesViewed" );

	if( timesViewed == null )
		createCookie( "timesViewed", 1, 1 );
	else
		createCookie( "timesViewed", parseInt( timesViewed ) + 1, 1 );

	if( readCookie( "timesViewed" ) == 5 )
	{
		$( "body" ).prepend( '<div id="nieuwsbriefDiv" style="padding: 2px; background-color: #d4e7c1; left: 25%; position: absolute; border: 1px solid #000; margin: 20px auto; z-index: 9999; width: 650px;"><a href="javascript:void(0);" style="margin: 5px;">Dit venster sluiten</a><br /><iframe src="http://nieuwsbrief.nieuwbouwgroningen.nl" width="100%" height="500" frameborder="0" scrolling="auto"><p>Uw browser ondersteund geen iframes, ga naar <a href="http://nieuwsbrief.nieuwbouwgroningen.nl"></a>.</p></iframe></div>' );
	}
}

$( "#nieuwsbriefDiv a:first" ).live( "click", function()
{
	$( "#nieuwsbriefDiv" ).remove();
} );