video.html.erb

<script type='text/javascript'>
  jwplayer('my-video').setup({
	primary: "flash",
	sources: [ 
		{file: <%= sanitize(@video.signed_html5.inspect) %>},
		{file: <%= sanitize(@video.signed_flash.inspect) %>}
	],
	
	skin: 'someSkin',
	flashplayer: <%= sanitize(asset_path('swf/jwplayer.flash.swf').inspect) %>,
	});
</script>