var banner_cookie_name="Fost1337BlikCookie2";
var fostBanner = '<div id="theFlash" style="position:absolute; left:0px; top:0px; z-index:999; height:99%; width:99%;">\
					<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=9,0,28,0" width="100%" height="100%" id="banner_blogs" name="banner_blogs" align="middle">\
					<param name="allowScriptAccess" value="always" />\
					<param name="allowFullScreen" value="true" />\
					<param name="movie" value="http://www.indevuilbak.be/files/campagnemateriaal/zwerfvuilbanners/zwerfvuil_blik.swf?play_duration=10000&show_mouse=false" />\
					<param name="quality" value="high" />\
					<param name="scale" value="default" />\
					<param name="wmode" value="transparent" />\
					<embed wmode="transparent" scale="default" src="http://www.indevuilbak.be/files/campagnemateriaal/zwerfvuilbanners/zwerfvuil_blik.swf?play_duration=10000&show_mouse=false" quality="high" width="100%" height="100%" name="banner_blogs" id="banner_blogs" align="middle" allowScriptAccess="always" allowFullScreen="true" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" />\
					</object></div>';

function setBannerCookie(){
	var expire_date=new Date();
	expire_date.setDate(expire_date.getDate()+7);//SET THIS VALUE TO THE NUMBER OF DAYS THIS COOKIE SHOULD SURVIVE
	document.cookie=banner_cookie_name+"=visited;expires="+expire_date.toGMTString();
}

function showBanner(){
	if(document.cookie.length>0){
		if(document.cookie.indexOf(banner_cookie_name+"=")>-1){
			return false;
		}
	}
	setBannerCookie();
	return true;
}

function closeBanner(){
	document.getElementById('theFlash').style.display="none";
}

function addLoadEventFostBanner(func)
{
	var ol = window.onload;
	if (typeof window.onload != 'function') {window.onload = func;}
	else {window.onload = function() {ol(); func();}}
}

function writeFostBanner()
{
	if(showBanner())
	{
		setTimeout("closeBanner()",30000);//make sure the flash disappears from browsers which cannot communicate with the flash, set the second value for time (here it's 30 seconds...)
		document.getElementsByTagName('body').item(0).innerHTML += fostBanner;
	}
}

// write it
addLoadEventFostBanner(writeFostBanner);