var cando = false;
var browserName = navigator.appName;
var browserVer = parseInt(navigator.appVersion);
if (browserName == "Netscape" && browserVer >= 3) cando = true;
else if( browserVer >=4 ) cando=true;
if( cando ) {
        imag = new Array();
        imag[0] = "img/pw/btn-rus-off.gif";
        imag[1] = "img/pw/btn-rus-on.gif";
        imag[2] = "img/pw/btn-eng-off.gif";
        imag[3] = "img/pw/btn-eng-on.gif";
 		imag[4] = "img/pw/logo.jpg";
        imag[5] = "img/pw/logo-on.jpg";


        im = new Array()
        for (var i = 0; i < imag.length; i++){
                if( imag[i] != "" ) {
                        im[i] = new Image();
                        im[i].src = imag[i];
                }
        }
}

function swtch(num,imgname){
//	alert( im[num].src);
//	alert("document.getElementById('"+imgname+"').src = im[num].src;");
	if( cando )
		eval("document.getElementById('"+imgname+"').src = im[num].src;");
}