Video,
Upload your video to:1. Youtube (http://www.youtube.com), 2.Google Video (http://www.video.goohle.com), 3. Stage 6 (http://stage6.divx.com). Please find the section of your page and find the EMBED code that can be in blogger. Simply copy and paste into a new blogger post.
Picture,
You have to put your photos online: flickr: http:flickr.com,Picasa : http://picasa.com,Bubbleshare: http://www.bubbleshare.com, Bubbleshare has the best embed code – some great flash slideshows that cross the screen nicely and you can add a commentary if you want. Just register and upload. Easy to use.
Slideshow, Upload your slideshows to: http://www.slideburner.com/ and copy the embed code and paste it in to your blog post, There are other places such ashttp://www.slideshar e.net or even http://www.scribd.com/.
Documents including most Office formats:Just use:http://www.scribd.com/
It’s so easy to upload any documents and then embed the code for the document on your blog. People can even download the original in different formats and it’s ALL FREE.
WebSites, This can sometimes be quite good, but you could always just use a link.
Source : http://www.scribd.com/