function navMouseOver(imgid,imgnew) {
    document.images[imgid].src = eval(imgnew + ".src");
}

if (navigator.appVersion.substring(0,1) >=3) {
	btn1        = new Image;
	btn1.src    = "images/1.gif";
	btn1r       = new Image;
	btn1r.src   = "images/1_r.gif";
	btn2        = new Image;
	btn2.src    = "images/2.gif";
	btn2r       = new Image;
	btn2r.src   = "images/2_r.gif";
	btn2_1      = new Image;
	btn2_1.src  = "images/2_1.gif";
	btn2_1r     = new Image;
	btn2_1r.src = "images/2_1_r.gif";
	btn2_2      = new Image;
	btn2_2.src  = "images/2_2.gif";
	btn2_2r     = new Image;
	btn2_2r.src = "images/2_2_r.gif";
	btn2_3      = new Image;
	btn2_3.src  = "images/2_3.gif";
	btn2_3r     = new Image;
	btn2_3r.src = "images/2_3_r.gif";
	btn3        = new Image;
	btn3.src    = "images/3.gif";
	btn3r       = new Image;
	btn3r.src   = "images/3_r.gif";
	btn3_1      = new Image;
	btn3_1.src  = "images/3_1.gif";
	btn3_1r     = new Image;
	btn3_1r.src = "images/3_1_r.gif";
	btn3_2      = new Image;
	btn3_2.src  = "images/3_2.gif";
	btn3_2r     = new Image;
	btn3_2r.src = "images/3_2_r.gif";
	btn3_3      = new Image;
	btn3_3.src  = "images/3_3.gif";
	btn3_3r     = new Image;
	btn3_3r.src = "images/3_3_r.gif";
	btn4        = new Image;
	btn4.src    = "images/4.gif";
	btn4r       = new Image;
	btn4r.src   = "images/4_r.gif";
	btn5        = new Image;
	btn5.src    = "images/5.gif";
	btn5r       = new Image;
	btn5r.src   = "images/5_r.gif";
	btn5_1      = new Image;
	btn5_1.src  = "images/5_1.gif";
	btn5_1r     = new Image;
	btn5_1r.src = "images/5_1_r.gif";
	btn5_2      = new Image;
	btn5_2.src  = "images/5_2.gif";
	btn5_2r     = new Image;
	btn5_2r.src = "images/5_2_r.gif";
	btn5_3      = new Image;
	btn5_3.src  = "images/5_3.gif";
	btn5_3r     = new Image;
	btn5_3r.src = "images/5_3_r.gif";
	btn6        = new Image;
	btn6.src    = "images/6.gif";
	btn6r       = new Image;
	btn6r.src   = "images/6_r.gif";
	btn7        = new Image;
	btn7.src    = "images/7.gif";
	btn7r       = new Image;
	btn7r.src   = "images/7_r.gif";
	btn8        = new Image;
	btn8.src    = "images/8.gif";
	btn8r       = new Image;
	btn8r.src   = "images/8_r.gif";
	btn8_1        = new Image;
	btn8_1.src    = "images/8_1.gif";
	btn8_1r       = new Image;
	btn8_1r.src   = "images/8_1_r.gif";
	btn8_2        = new Image;
	btn8_2.src    = "images/8_2.gif";
	btn8_2r       = new Image;
	btn8_2r.src   = "images/8_2_r.gif";
	btn9        = new Image;
	btn9.src    = "images/9.gif";
	btn9r       = new Image;
	btn9r.src   = "images/9_r.gif";
	punkt       = new Image;
	punkt.src   = "images/punkt.gif";
	punktr      = new Image;
	punktr.src  = "images/punkt_r.gif";
}