      return;
    }
    
+  
    if(key=='2') 
    {
      if(!iskeyrelease) 

     }
     return;
   }
}

void setup() {

  drumstatuscode = iskeyrelease ? _DRUMRELEASE_STATUSCODE : _DRUMPRESS_STATUSCODE;
  synthstatuscode = iskeyrelease ? _SYNTHRELEASE_STATUSCODE : _SYNTHPRESS_STATUSCODE;
  volumecode = iskeyrelease ? 0x00 : leadvolume;
  if((key==PS2_PAGEUP)|| (key==PS2_PAGEDOWN) || (key=='+')|| (key=='-'))
  {
    if(!iskeyrelease) 
     {
        if(key=='+') 
        {
          channel2_prog++;
          if(channel2_prog > 0x7F)
          {
            channel2_prog = 0x00; 
          }       
        } 
       if(key=='-') 
        {
          channel2_prog--;
          if(channel2_prog > 0x7F)
          {
            channel2_prog = 0x7F; 
          }       
        } 
       if(key==PS2_PAGEUP) 
        {
          channel1_prog++;
