browserName = navigator.appName;
browserVer  = parseInt( navigator.appVersion);

if( (browserName == "Netscape" && browserVer >= 3) || browserVer >=4) version = "ns_new";
else version = "ns_old";

if( version == "ns_new"){

	menu1 = new Image();
	menu1.src = '../images/menu/ceginformacio.jpg';
	menu2 = new Image();
	menu2.src = '../images/menu/szolgaltatasok.jpg';
	menu3 = new Image();
	menu3.src = '../images/menu/ugyfelszolgalat.jpg';
	menu4 = new Image();
	menu4.src = '../images/menu/szemelyes.jpg';
	menu5 = new Image();
	menu5.src = '../images/menu/akciok.jpg';
	menu6 = new Image();
	menu6.src = '../images/menu/elerhetoseg.jpg';
	menu7 = new Image();
	menu7.src = '../images/menu/hirek.jpg';
 
	menu1on = new Image(); 
	menu1on.src = '../images/menu/ceginformacio_off.jpg'; 
	menu2on = new Image(); 
	menu2on.src = '../images/menu/szolgaltatasok_off.jpg'; 
	menu3on = new Image(); 
	menu3on.src = '../images/menu/ugyfelszolgalat_off.jpg'; 
	menu4on = new Image(); 
	menu4on.src = '../images/menu/szemelyes_off.jpg'; 
	menu5on = new Image(); 
	menu5on.src = '../images/menu/akciok_off.jpg'; 
	menu6on = new Image(); 
	menu6on.src = '../images/menu/elerhetoseg_off.jpg'; 
	menu7on = new Image(); 
	menu7on.src = '../images/menu/hirek_off.jpg'; 
}

function selectMenu( menuName ){
	if ( version == "ns_new"){
	menuOn = eval( menuName + "on.src");
	document [menuName].src = menuOn;
	}
}

function deSelectMenu( menuName ){
	if ( version == "ns_new"){
	menuOff = eval( menuName + ".src");
	document [menuName].src = menuOff;
	}
}