var opera = Boolean(window["opera"]);
var ie = (navigator.appName.indexOf("Microsoft") != -1) && !opera;
function mju_play_track(num) {
if (num <= 0) return false;
var mc = ie ? window.mju : window.document.mju;
mc.SetVariable("play_track",num);
}
function mju_play_file(chars) {
if (!chars.length) return false;
var mc = ie ? window.mju : window.document.mju;
mc.SetVariable("play_file",chars);
}
function mju_do(cmd) {
if (!cmd.length) return false;
var mc = ie ? window.mju : window.document.mju;
mc.SetVariable("do_"+cmd," ");
}
function z(name,w,h,title){l=(screen.width-w)/2; t=(screen.height-h)/2; q=w-2;g=h-2; obj=open("", "404", "top="+t+", left="+l+", width="+q+", height="+g+", status=no, toolbar=no, menubar=no"); obj.document.write(""+title+"
"); obj.document.close(); }
function bgs_start() {
document.getElementById('control').innerHTML='Выключить музыку';
mju_do('play');
}
function bgs_stop() {
document.getElementById('control').innerHTML='Включить музыку';
mju_do('pause');
}