function showPopup()
{
	document.getElementById('modal').style.visibility = "visible";
	document.getElementById('popup').style.visibility = "visible";
	document.getElementById('closebutton').style.visibility = "visible";
}

function hidePopup()
{
	document.getElementById('modal').style.visibility = "hidden";
	document.getElementById('popup').style.visibility = "hidden";
	document.getElementById('closebutton').style.visibility = "hidden";
}
		
var aTopMenu = '<div class="topmenu">'
+'	<a href="/rss/feed_en.php" target="_blank"><img src="/img/menu_rss.png" alt="rss" class="rss" /></a>'
+'	<img src="/img/menu_contact.png" alt="contact" class="contact" onClick="showPopup()" />'
+'</div>';

var aPopup = '<div class="modal" id="modal"> </div>'
+'<div id="closebutton" class="closebutton">'
+'	<img src="/img/close_button.png" alt="close popup" onClick="hidePopup()" />'
+'</div>'
+'<div class="popup" id="popup">'
+'	<div class="popupcontent">'
+'		<img src="/img/i_invert.png" /><br />'
+'		<div id="spacer_10" class="spacer"></div>'
+'		<img src="/img/address.png" class="addressimage" /><br />'
+'		<div id="spacer_7" class="spacer"></div>'
+'		<img src="/img/rect.gif" width="25" height="3" /><br />'
+'		<br /><br />'
+'		<div class="addressA">'
+'			<p>INDG Amsterdam</p>'
+'			<p>Vondelstraat 35</p>'
+'			<p>1054 GJ Amsterdam</p>'
+'			<p>T 020 488 96 96</p>'
+'			<p>F 020 488 96 99</p>'
+'			<p><a href="http://maps.google.nl/maps?f=q&hl=nl&geocode=&q=INDG+amsterdam&ie=UTF8&z=14&iwloc=A" target="_blank"><b>&raquo;</b> route</a></p>'
+'			<p style="margin:5px 0 0 0;"><img src="/img/rect.gif" width="25" height="3" /></p>'
+'		</div>'
+'		<div class="addressG">'
+'			<p>INDG Groningen</p>'
+'			<p>Griffeweg 4</p>'
+'			<p>9724 GG Groningen</p>'
+'			<p>T 050 313 84 82</p>'
+'			<p>F 050 313 56 73</p>'
+'			<p><a href="http://maps.google.nl/maps?f=q&hl=nl&geocode=&q=INDG+groningen&ie=UTF8&z=15&iwloc=A" target="_blank"><b>&raquo;</b> route</a></p>'
+'			<p style="margin:5px 0 0 0;"><img src="/img/rect.gif" width="25" height="3" /></p>'
+'		</div>'
+'		<div class="mailcontact">'
+'			For further information or an offer, contact Diederik van Gelder:<br />'
+'			+31 (0)20 488 96 96 / <a href="mailto:diederik@indg.nl"><u>diederik@indg.nl</u></a>.<br/>'
+'			<br />'
+'			For a work placement or job application, contact Bas Gal: +31<br />'
+'			(0)20 488 96 96 / <a href="mailto:bas@indg.nl"><u>bas@indg.nl</u></a>.'
+'		</div>'
+'	</div>'
+'</div>'