if(document.images) { 

leer= new Image(); leer.src = "grafik/leer.gif"; 

homepageservice_0 = new Image(); homepageservice_0.src = "grafik/but_homepageservice_0.gif"; 
homepageservice_1 = new Image(); homepageservice_1.src = "grafik/but_homepageservice_1.gif";

layout_0 = new Image(); layout_0.src = "grafik/but_layout_0.gif"; 
layout_1 = new Image(); layout_1.src = "grafik/but_layout_1.gif";

webtools_0 = new Image(); webtools_0.src = "grafik/but_webtools_0.gif"; 
webtools_1 = new Image(); webtools_1.src = "grafik/but_webtools_1.gif";

preise_0 = new Image(); preise_0.src = "grafik/but_preise_0.gif"; 
preise_1 = new Image(); preise_1.src = "grafik/but_preise_1.gif";

bestellung_0 = new Image(); bestellung_0.src = "grafik/but_bestellung_0.gif"; 
bestellung_1 = new Image(); bestellung_1.src = "grafik/but_bestellung_1.gif";

kontakt_0 = new Image(); kontakt_0.src = "grafik/but_kontakt_0.gif"; 
kontakt_1 = new Image(); kontakt_1.src = "grafik/but_kontakt_1.gif";


}

function change(imgLocation, imgName) {

	if(document.images) {

 document.images[imgLocation].src = eval(imgName + ".src"); 

  }

}

function NewWin(breite,hoehe,url){
var win = window.open(url,'show',"width="+breite+", height="+hoehe+", directories=no, location=no, hotkeys=no, menubar=no, scrollbars=no, toolbar=no, status=no");
win.focus();
}