if (document.images)
 {
 image1 = new Image();
 image2 = new Image();
 image3 = new Image();
 image4 = new Image();
 image5 = new Image();
 image6 = new Image();
 image7 = new Image();
 image8 = new Image();
 image9 = new Image();
 image10 = new Image();

 image1.src = "kuvat/contact1.gif";
 image2.src = "kuvat/contact2.gif";
 image3.src = "kuvat/personnel1.gif";
 image4.src = "kuvat/personnel2.gif";
 image5.src = "kuvat/projects1.gif";
 image6.src = "kuvat/projects2.gif";
 image7.src = "kuvat/facilities1.gif";
 image8.src = "kuvat/facilities2.gif";
 image9.src = "kuvat/urgent1.gif";
 image10.src = "kuvat/urgent2.gif";

 }
 function chgImg(name, image)
 {
 if (document.images)
 {
 document[name].src = eval(image+".src");
 }
}