[YOUTUBE]<object width="560" height="340"><param name="movie" value="http://www.youtube.com/v/v_UyVmITiYQ&hl=en&fs=1&"></param><param name="allowFullScreen" value="true"></param><param name="allowscriptaccess" value="always"></param><embed src="http://www.youtube.com/v/v_UyVmITiYQ&hl=en&fs=1&" type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" width="560" height="340"></embed></object>[/YOUTUBE]
heres more about it
heres more about it
Code:
http://wave.google.com/help/wave/about.html
now heres the link to sign up

Code:
https://services.google.com/fb/forms/wavesignup