if (document.images) {
            img1on = new Image();
            img1on.src = "mik_ilios0.gif";
            img1off = new Image();
            img1off.src = "mik_ilios44.gif"; 
            img2on = new Image();
            img2on.src = "mik_plane0.gif";
            img2off = new Image();
            img2off.src = "mik_plane44.gif";
            img3on = new Image();
            img3on.src = "iko1b0.gif";
            img3off = new Image();
            img3off.src = "iko1b.gif";
            img4on = new Image();
            img4on.src = "mik_mapa0.gif";
            img4off = new Image();
            img4off.src = "mik_mapa2.gif"; 
            img5on = new Image();
            img5on.src = "camera2.jpg";
            img5off = new Image();
            img5off.src = "camera.jpg";
            img6on = new Image();
            img6on.src = "kion2.gif";
            img6off = new Image();
            img6off.src = "kion.png"; 
			      img7on = new Image();
            img7on.src = "web2/fotoicon.png";
            img7off = new Image();
            img7off.src = "web2/navvs01.png"; 
            img8on = new Image();
            img8on.src = "web2/map_of_Gr_micro_trans2.gif";
            img8off = new Image();
            img8off.src = "web2/map_of_Gr_micro_trans1.gif"; 
            img9on = new Image();
            img9on.src = "web2/videozona.gif";
            img9off = new Image();
            img9off.src = "web2/videozonalogo.gif";
}
function imgOn(imgName) {
if (document.images) {
document[imgName].src = eval(imgName + "on.src");}
}
function imgOff(imgName) {
if (document.images) {
document[imgName].src = eval(imgName + "off.src");}
}