In my experience, it's very easy to solve this problem with a program named moyea web player pro
http://www.flash-video-mx.com/web-player-pro/download/
With this program and follow the steps below you could add videos to your site:
Step 1: Download Moyea Web Player Pro the link above, install and launch it
Step 2: Add flash videos into moyea web player Pro (Other videos could be converted to web videos by Video4Web
http://www.flash-video-mx.com/video4web-converter/download/ )
Step 3: moyea web player Pro publics a swf file named mwplayer.swf and a html file named index.html
Step 4: Upload the flash videos and mwplayer.swf to the same folder.
Step 5: open index.html with notepad or dreamweaver, edit the embeded code as
<embed src="/foldername/mwplayer.swf"
width="500" height="450" align="middle" quality="high" name="player"
allowScriptAccess="sameDomain" allowFullScreen="true"
type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer/></embed>
Step 6: Copy and paste the edited embedded code to your web page. Then the flash videos will appear on your website.
For more information:
http://www.flash-video-mx.com/webplayer-resources/add-videos-to-website.html
Hope it can help you.