https://www.itau.com.br/_arquivosestaticos/Itau/defaultTheme/js/itau_internas.js?v=2012112316

gistfile1.txt

//Função genérica usada para inserir vídeos.
function inserirVideoGenerica(_urlVideo, _urlAltVideo, _poster, videoContainer, titulo, width, height){

	if(typeof width === 'undefined')
		width = '640';
	if(typeof height === 'undefined')
		height = '360';
	
	var extensaoVideo = "";
	
	if(_urlVideo.search("www.youtube.com") != -1)
		extensaoVideo = "yt";
	else
		extensaoVideo = _urlVideo.substring(_urlVideo.length - 4, _urlVideo.length);
	
	switch(extensaoVideo)
	{
		//You tube
		case "yt":
			inserirVideoYT(_urlVideo, videoContainer, width, height);
			break;
		//Flash
		case ".flv":
			//se browser não suportar flash, usa video alternativo caso exista
			if(!swfobject.hasFlashPlayerVersion("0") && typeof _urlAltVideo !== "undefined")
			{
				if(_urlAltVideo.search("www.youtube.com") != -1)
					extensaoVideo = "yt";
				else
					extensaoVideo = _urlAltVideo.substring(_urlAltVideo.length - 4, _urlAltVideo.length);
			
				if(extensaoVideo == "yt")
					inserirVideoYT(_urlAltVideo, videoContainer, width, height);
				else if(extensaoVideo == ".mp4" || extensaoVideo == ".ogv" || extensaoVideo == ".ogg" || extensaoVideo == "webm")
					inserirVideoHTML5(_urlAltVideo, videoContainer, _poster, width, height, extensaoVideo);
				else
					insereJwplayer(_urlAltVideo, width, height, videoContainer);
			}
			else
				insereJwplayer(_urlVideo, width, height, videoContainer);		
			break;
		//HTML5
		case ".ogv":
		case ".ogg":
		case ".mp4":
		case "webm":
			//no caso do firefox, que não roda mp4 em HTML5, usa-se o player em FLASH	

			if($.browser.mozilla && extensaoVideo == ".mp4" || $.browser.msie)
				insereJwplayer(_urlVideo, width, height,videoContainer);
			else
			{
				var tocaHTML5 = inserirVideoHTML5(_urlVideo, videoContainer, _poster, width, height, extensaoVideo);
				
				if(!tocaHTML5)
				{
					//limpa tag video
					$('#' + videoContainer + ' video').empty();
					insereJwplayer(_urlVideo, width, height, videoContainer);
				}																			
			}
			break;
	}
}