function wechsel(url,bildname,helmfarbe) {
 window.document.images[bildname].src = url;
 document.getElementById("helmfarbe").innerHTML = helmfarbe;
}

function wechselVisier(url,bildname,visierID) {
// window.document.images[bildname].src = url;
 eval("window.document.visierform_" + visierID + ".submit()");
}
/*
function wechselVisier(url,bildname,visierID) {
 window.document.images[bildname].src = url;
 queryStr = window.location.search;
 values = queryStr.replace("?","");
 items = values.split("&");
 for(i=0;i<items.length;i++){
  if(items[i].indexOf("visier")>-1) items.splice(i,1);
 }
 queryStr = "?"+items.join("&");
 location.href=window.location.pathname+queryStr+"&visier="+visierID;
}
*/
function oeffnefenster() {
 pic = window.document.images['helmshow'].src;
 pic_new = pic.substring(0,pic.length-7)+ "big.jpg";
 pic_new = pic_new.replace(/medium/g, "big");
 fenster=window.open(pic_new, "_blank", "width=633,height=634,status=no,scrollbars=no,resizable=no");
 fenster.focus();
}