function over(typ){
var pfad = "images/"+typ+"_over.gif";
if (document.layers){
document.layers['landschaft'].document.images[typ].src = pfad;
}
else{
if (document.images){
document.images[typ].src = pfad;}
}
}

function out(typ){
var pfad = "images/"+typ+".gif";
if (document.layers){
document.layers['landschaft'].document.images[typ].src = pfad;
}
else{
if (document.images){
document.images[typ].src = pfad;}
}
}


function preload(){
var img;
for (var i=0; i<preload.arguments.length;i++){
img = new Image();
img.src = preload.arguments[i];
}}


preload('images/ras_start_datenbank.gif','images/ras_start_firmenprofil.gif','images/ras_start_datenbank_over.gif','images/ras_start_firmenprofil_over.gif')