<!--
  //preload images
image1 = new Image();
image1.src = "../images/home_alt.jpg";
image2 = new Image();
image2.src = "../images/ofirme_alt.jpg";
image3 = new Image();
image3.src = "../images/sluzby_alt.jpg";
image4 = new Image();
image4.src = "../images/legislativa_alt.jpg";
image5 = new Image();
image5.src = "../images/reference_alt.jpg";
image6 = new Image();
image6.src = "../images/kontakty_alt.jpg";
image7 = new Image();
image7.src = "../images/spacer.gif";
image8 = new Image();
image8.src = "../images/dark.gif";
image9 = new Image();
image9.src = "../images/home.jpg";
image10 = new Image();
image10.src = "../images/ofirme.jpg";
image11 = new Image();
image11.src = "../images/sluzby.jpg";
image12 = new Image();
image12.src = "../images/legislativa.jpg";
image13 = new Image();
image13.src = "../images/reference.jpg";
image14 = new Image();
image14.src = "../images/kontakty.jpg";

function ChangeImgDark(myobr,id){
   id.src="../images/"+myobr+"_alt.jpg";
   mynextobr=document.getElementById(myobr+"next");
   mynextobr.src="../images/dark.gif";
}

function ChangeImgLight(myobr,id){
   id.src="../images/"+myobr+".jpg";
   mynextobr=document.getElementById(myobr+"next");
   mynextobr.src="../images/spacer.gif";
}
//-->