app = navigator.appName;
ver = navigator.appVersion;
mac = ver.indexOf("Macintosh") > 0;
win = ver.indexOf("Win") > 0;
vnum = parseFloat(ver);                
mook = (((app == "Netscape") && (vnum >= 3 )) ||
       ((mac) && (app == "Microsoft Internet Explorer") && (vnum >= 3.01 )) ||
       ((win) && (app == "Microsoft Internet Explorer") && (vnum >= 4 )))
hook = (app == "Microsoft Internet Explorer") && (vnum >= 4 );
if (mook) {
	over = new Array(14)
	off = new Array(14)
	for (i=0; i<14; i++) {
		over[i] = new Image()
		off[i] = new Image()
	}
	over[0].src = "/i/knopka_disc_1.png";
	off[0].src = "/i/knopka_disc.png";
	over[1].src="/i/knopka_komp_1.png";
	off[1].src="/i/knopka_komp.png";
    over[2].src="/i/knopka_contact_1.png";
	off[2].src="/i/knopka_contact.png";
	over[3].src="/i/knopka_instrum_1.png";
	off[3].src="/i/knopka_instrum.png";
	over[4].src="/i/knopka_sdpi_1.png";
	off[4].src="/i/knopka_sdpi.png";
	over[5].src="/i/knopka_advan_1.png";
	off[5].src="/i/knopka_advan.png";
	over[6].src="/i/knopka_partner_1.png";
	off[6].src="/i/knopka_partner.png";
	over[7].src="/i/push_1.png";
	off[7].src="/i/push.png";
	over[8].src="/i/knopka_faq_1.png";
	off[8].src="/i/knopka_faq.png";
	over[9].src="/i/knopka_glossary_1.png";
	off[9].src="/i/knopka_glossary.png";



}
if (hook) {
		document.write ("<style type=\"text/css\"> A:hover { color: #993300 } </style>");
}

function mOver(pos, num) {                                
	if (mook) {
		document.images[pos].src = over[num].src;
	}
}
      
function mOut(pos, num) {
	if (mook) {
		document.images[pos].src = off[num].src;	
	}
}