window.onload = function() {
	var IEversion = false;
	// get IE version:
	if(navigator.userAgent && document.all) {
		var regex = new RegExp(/MSIE ([0-9\.]{3,})\;/);
		var IEversion = regex.exec(navigator.userAgent)[1];
		IEversion = parseInt(IEversion);
	}
	
	// homepage:
	if($('projectblock')) { new Slideshow('projectblock', (IEversion && IEversion < 7)); }
	// projecten:
	if($('projectfotos')) { new Slideshow('projectfotos'); }
	
	// Google map:
	if($('map')) { gmap_load(); }
	
	replace_headers();
}

window.onunload = function() {
	GUnload();
}