<!-- Bilder vorladen -->
b1 = new Image();
b1.src = "img/b_wir_ueber_uns_hi.gif";
b2 = new Image();
b2.src = "img/b_abwasserklaerung_hi.gif";
b3 = new Image();
b3.src = "img/b_schlammkondition_hi.gif";
b4 = new Image();
b4.src = "img/b_p-elimination_hi.gif";
b5 = new Image();
b5.src = "img/b_n-elimination_hi.gif";
b6 = new Image();
b6.src = "img/b_spezialverfahren_hi.gif";
b7 = new Image();
b7.src = "img/b_serviceleistungen_hi.gif";
b8 = new Image();
b8.src = "img/b_mitarbeiter_hi.gif";
b9 = new Image();
b9.src = "img/b_kontakt_hi.gif";
b10 = new Image();
b10.src = "img/b_indexverbesserung_hi.gif";

function tausche(bild,datei) {
	window.document.images[bild].src = "img/" + datei
}

function zurueck(bild,datei) {
	window.document.images[bild].src = "img/" + datei
}

function ifat() {
	window.open("ifat.html","IFAT","width=402, height=490, scrollbars=no, resizable=no, status=no");
}

function dwa() {
	window.open("dwa.html","DWA","width=402, height=490, scrollbars=no, resizable=no, status=no");
}

function aktuell() {
	window.open("aktuell.html","aktuell","width=186, height=287, scrollbars=no, resizable=no, status=no");
}