var microsoft = false
var netscape = false
var v5 = false
var v4 = false
var v3 = false
var detected = false
var ua = window.navigator.userAgent
     
// Are we in Microsoft Internet Explorer or Netscape Navigator? 
if (ua.substring(0,7) == "Mozilla") {
    if (ua.indexOf("MSIE") > 0) {
        microsoft = true
    } else {
        netscape = true
    }  // end if
     
    // Now check the browser version number
    if (ua.indexOf("5.") > 0) {
        v5 = true
    }  // end if
    if (ua.indexOf("4.") > 0) {
        v4 = true
    }  // end if
    if (ua.indexOf("3.") > 0) {
        v3 = true
    }  // end if
}  // end if


// Internet Explorer 3.x can't handle Embed's
if (microsoft && v3) {
    detected = true
    document.writeln('<BGSOUND src="' + midiName + '" loop="1">')
}  // end if