function preloadAll(srcs) {
    for (i = 0; i < srcs.length; i++) {
        src = srcs[i];
        srcs[i] = new Image();
        srcs[i].src = src;
    }
}

preloadAll(
    [
    	"images/foto_top.jpg",
		"images/back_top.gif", "images/logo.gif", 
		"images/mn_left.gif", 
		"images/mn_right.gif", 
		"images/mn_bedrijf.gif", "images/mn_bedrijf_a.gif", "images/mn_bedrijf_o.gif",
		"images/mn_bestek.gif", "images/mn_bestek_a.gif", "images/mn_bestek_o.gif",
		"images/mn_docu.gif", "images/mn_docu_a.gif", "images/mn_docu_o.gif",
		"images/mn_nieuws.gif", "images/mn_nieuws_a.gif", "images/mn_nieuws_o.gif",
		"images/mn_producten.gif", "images/mn_producten_a.gif", "images/mn_producten_o.gif",
		"images/mn_projecten.gif", "images/mn_projecten_a.gif", "images/mn_projecten_o.gif",
		"images/mn_start.gif", "images/mn_start_a.gif", "images/mn_start_o.gif",
		"images/mn_vacatures.gif", "images/mn_vacatures_a.gif", "images/mn_vacatures_o.gif",
		"images/tit_nieuws.gif",
		"images/foto_inside.jpg",
		"images/bullet.gif", "images/bullet_go.gif", "images/bullet_go_a.gif", "images/bullet_gow.gif", "images/bullet_gow_a.gif", "images/bullet_li.gif", "images/bullet_plus.gif", "images/bullet_plus_a.gif",
		"images/flag_eng.gif", "images/flag_eng_a.gif", "images/flag_ned.gif", "images/flag_ned_a.gif"
    ]
)