websdr java

function html5orjavamenu()
{
   var s;
   if (sup_webaudio) {
      if (sup_webaudio) {
         if (!document['ct']) document['ct']= new sup_webaudio;
         try {
            var cc=document['ct'].createConvolver;
         } catch (e) {
            document['ct']=null; // firefox 23 supports webaudio, but not yet createConvolver(), making it unusable.
            sup_webaudio=false;
         };
      }
   }
   sup_iOS = 0;   // global!
   sup_android = 0;   // global!
   sup_chrome = 0;  // global!
   try {
      var n=navigator.userAgent.toLowerCase();
      if (n.indexOf('iphone')!=-1) sup_iOS=1;
      if (n.indexOf('ipad')!=-1) sup_iOS=1;
      if (n.indexOf('ipod')!=-1) sup_iOS=1;
      if (n.indexOf('ios')!=-1) sup_iOS=1;
      if (n.indexOf('android')!=-1) sup_android=1;
   } catch (e) {};
   if (sup_iOS) isTouchDev=true;
   var usecookie= readCookie('usejava');
   if (!usecookie) {
      if (sup_socket && sup_canvas) usecookie="n"; else usecookie="y";
      if (sup_socket && (sup_webaudio || sup_mozaudio)) usecookie+="n"; else usecookie+="y";
   }
   usejavawaterfall=(usecookie.substring(0,1)=='y');
   usejavasound=(usecookie.substring(1,2)=='y');

   var javacolor=checkjava();
   s='<b>Waterfall:</b>';
   s+='<span style="color: '+javacolor+'"><input type="radio" name="groupw" value="Java" onclick="html5orjava(0,1);"'+(usejavawaterfall?" checked":"")+'>Java</span>';
   if (sup_socket && sup_canvas) s+='<span style="color:green">'; else s+='<span style="color:red">';
   s+='<input type="radio" name="groupw" value="HTML5" onclick="html5orjava(0,0);"'+(!usejavawaterfall?" checked":"")+'>HTML5</span>';
   s+='&nbsp;&nbsp;&nbsp;<b>Sound:</b>';
   s+='<span style="color: '+javacolor+'"><input type="radio" name="groupa" value="Java" onclick="html5orjava(1,1);"'+(usejavasound?" checked":"")+'>Java</span>';
   if (sup_socket && sup_webaudio) s+='<span style="color: green">';
   else if (sup_socket && sup_mozaudio) s+='<span style="color: blue">';
   else s+='<span style="color: red">';
   s+='<input type="radio" name="groupa" value="HTML5" onclick="html5orjava(1,0);"'+(!usejavasound?" checked":"")+'>HTML5</span>';
   if (sup_iOS && sup_socket && sup_webaudio) s+='<input type="button" value="iOS audio start" onclick="iOS_audio_start()">';
   document.getElementById('html5choice').innerHTML = s;
   document.getElementById('record_span').style.display = usejavasound ? "none" : "inline";
}