function bookmark() {
	if ( navigator.appName != 'Microsoft Internet Explorer' )
	{
		window.sidebar.addPanel("OFM Maassluis","http://www.ofmmaassluis.nl/","");
	}
	else {
		window.external.AddFavorite("http://www.ofmmaassluis.nl/","OFM Maassluis");
	} 
}