content: 
  function init()
    
      center = m.top.findNode("category_list")
      centerButtons = center.boundingRect()
      centerx = (1920 - centerButtons.width) / 2
      centery = (1080 - centerButtons.height) / 1.1
      center.translation = [ centerx, centery ]
      m.top.setFocus(true)
  
      m.category_list = m.top.findNode("category_list")
      m.category_list.setFocus(true)
      setVideo()
  
  end function
  
  function setVideo() as void
    videoContent = createObject("RoSGNode", "ContentNode")
    'videoContent.url = "pkg:/images/StockWise.mp4"
    videoContent.streamformat = "mp4"
    
  
    m.video = m.top.findNode("musicvideos")
    m.video.content = videoContent
    m.video.control = "play"
    
  end function
  
  function buttonFocus()
    m.category_list.setFocus(true)
    m.category_list.selectedIndex = -1
    print "radio button has been reset"
  end function
  
  
  