How come I can't embed vids from YOUTUBE anymore?

http://www.youtube.com/watch?v=yuLuiClUIJ8

<object width="425" height="349"><param name="movie" value="http://www.youtube.com/v/yuLuiClUIJ8&hl=en&fs=1&color1=0x402061&color2=0x9461ca&border=1"></param><param name="allowFullScreen" value="true"></param><embed src="http://www.youtube.com/v/yuLuiClUIJ8&hl=en&fs=1&color1=0x402061&color2=0x9461ca&border=1" type="application/x-shockwave-flash" allowfullscreen="true" width="425" height="349"></embed></object>

<object width="425" height="349"><param name="movie" value="http://www.youtube.com/v/yuLuiClUIJ8&hl=en&fs=1&color1=0x402061&color2=0x9461ca&border=1"></param><param name="allowFullScreen" value="true"></param><embed src="http://www.youtube.com/v/yuLuiClUIJ8&hl=en&fs=1&color1=0x402061&color2=0x9461ca&border=1" type="application/x-shockwave-flash" allowfullscreen="true" width="425" height="349"></embed></object>