function pngify(name)
{
	if(window.ie)
	{
		if($(name))
		{
			$(name).setStyle('filter', "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='http://www.rtp.nl/adecon/images/" + name + "-off.png', sizingMethod='scale')");
			$(name).addEvent('mouseenter', function(e) { 
				$(name).setStyle('filter', "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='http://www.rtp.nl/adecon/images/" + name + "-on.png', sizingMethod='scale')");
				e = new Event(e).stop();
				});
			$(name).addEvent('mouseleave', function(e) { 
				$(name).setStyle('filter', "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='http://www.rtp.nl/adecon/images/" + name + "-off.png', sizingMethod='scale')");
				e = new Event(e).stop();
				});
		}
	}
	else
	{
		if($(name))
		{
			$(name).setStyle('background-image', 'url(http://www.rtp.nl/adecon/images/' + name + '-off.png)');
			$(name).addEvent('mouseenter', function(e) {
				$(name).setStyle('background-image', 'url(http://www.rtp.nl/adecon/images/' + name + '-on.png)');
				e = new Event(e).stop();
				});
			$(name).addEvent('mouseleave', function(e) { 
				$(name).setStyle('background-image', 'url(http://www.rtp.nl/adecon/images/' + name + '-off.png)');
				e = new Event(e).stop();
				});
		}
	}
}

window.addEvent('load', function () {
		pngify('Profiel');
		pngify('Contact');
		pngify('Nieuws');

		pngify('Referenties');

});