function over(jm, on)
{
	if (on) { document.images[jm].src=obron[jm].src; } else { document.images[jm].src=obr[jm].src; }
}

//document.write("ahoj");

var obr = new Array(7);
var obron = new Array(7);
 obr["m1"] = new Image();
 obron["m1"] = new Image();
 obr["m1"].src = "images/m1.JPG";
 obron["m1"].src = "images/m1on.JPG";

 obr["m2"] = new Image();
 obron["m2"] = new Image();
 obr["m2"].src = "images/m2.JPG";
 obron["m2"].src = "images/m2on.JPG";
 
 obr["m3"] = new Image();
 obron["m3"] = new Image();
 obr["m3"].src = "images/m3.JPG";
 obron["m3"].src = "images/m3on.JPG";
 
 obr["m4"] = new Image();
 obron["m4"] = new Image();
 obr["m4"].src = "images/m4.JPG";
 obron["m4"].src = "images/m4on.JPG";
 
 obr["m5"] = new Image();
 obron["m5"] = new Image();
 obr["m5"].src = "images/m5.JPG";
 obron["m5"].src = "images/m5on.JPG";
 
 obr["m7"] = new Image();
 obron["m7"] = new Image();
 obr["m7"].src = "images/m7.JPG";
 obron["m7"].src = "images/m7on.JPG";
 
 obr["m8"] = new Image();
 obron["m8"] = new Image();
 obr["m8"].src = "images/m8.JPG";
 obron["m8"].src = "images/m8on.JPG";