function preload() {
	img1 = new Image();
	img1.setAttribute('src','/_grafik/layout/section_solutions_hover.png');
	
	img2 = new Image();
	img2.setAttribute('src','/_grafik/layout/section_development_hover.png');
	
	img3 = new Image();
	img3.setAttribute('src','/_grafik/layout/section_hosting_hover.png');
	
	img4 = new Image();
	img4.setAttribute('src','/_grafik/layout/section_references_hover.png');
	
	img5 = new Image();
	img5.setAttribute('src','/_grafik/layout/section_contact_hover.png');
}