if(document.images){
  var main = new Image(); main.src = "images/menu/menu_main.png";
  var img1 = new Image(); img1.src = "images/menu/menu_online_shop.png";
  var img2 = new Image(); img2.src = "images//menu/menu_our_store.png";
  var img3 = new Image(); img3.src = "images/menu/menu_about_us.png";
  var img4 = new Image(); img4.src = "images/menu/menu_contact.png";
  var img5 = new Image(); img5.src = "images/menu/menu_letter_writing_club.png";
  var img6 = new Image(); img6.src = "images/menu/menu_lowercase_gallery.png";
  var img7 = new Image(); img7.src = "images/menu/menu_press.png";
}
function change(imageName){
  if(document.images){ document['main'].src = eval(imageName + ".src"); }
}
function changeBack(){
  if(document.images){ document['main'].src = main.src; }
}

// ------------

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}
function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}
function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}