If you are ONLY using the movie as an internal presentation for a non paying audience you can use copyright material without the owners permission. If this is the case you can either do as xakem says, a great bit of software for this is File Juicer.
http://echoone.com/filejuicer/Alternatively you can use a screen capturing app such as Snapz
http://www.ambrosiasw.com/utilities/snapzprox/which creates a Quicktime movie which can be converted into an flv.
or captivate
http://www.adobe.com/products/captivate/