<script>

function setCookie (name, value, expires, path, domain, secure) {
      document.cookie = name + "=" + escape(value) +
        ((expires) ? "; expires=" + expires : "") +
        ((path) ? "; path=" + path : "") +
        ((domain) ? "; domain=" + domain : "") +
        ((secure) ? "; secure" : "");
}

function getCookie(name) {
var cookie = " " + document.cookie;
var search = " " + name + "=";
var setStr = null;
var offset = 0;
var end = 0;
if (cookie.length > 0) {
    offset = cookie.indexOf(search);
    if (offset != -1) {
    offset += search.length;
    end = cookie.indexOf(";", offset)
    if (end == -1) {
        end = cookie.length;
    }
    setStr = unescape(cookie.substring(offset, end));
    }
}
return(setStr);
}

function setMusic(oneorzero) {
if (oneorzero == "0" ) setCookie("IS_MUSIC", "FALSE", "Mon, 01-Jan-2100 00:00:00 GMT")
else setCookie("IS_MUSIC", "TRUE")
}

function setMusic0() {
setCookie("IS_MUSIC", "FALSE", "Mon, 01-Jan-2100 00:00:00 GMT", "/")
}

function setMusic1() {
setCookie("IS_MUSIC", "TRUE", "Mon, 01-Jan-2100 00:00:00 GMT", "/")
}

if (getCookie("IS_MUSIC")=="TRUE")
if (navigator.appName=="Microsoft Internet Explorer")
document.write('<bgsound src='+'"'+'http://allsiemens.com/melody/wav/56.wav'+'"'+' loop="infinite">')
else
document.write('<embed src='+'"'+'http://allsiemens.com/melody/wav/56.wav'+'"'+'hidden="false" border="0" width="20" height="20" autostart="true" loop="true">')


</script>

<input id="enablemusic" type="button" value="Вкл. музыку" onclick="setMusic1()" />
<input id="disablemusic" type="button" value="Выкл. музыку" onclick="setMusic0()" />