In the future, click on the Embed Code button. Highlight the embed code text and copy using Ctrt-C.
Start a new post here by clicking on the Go Advanced button and paste the text. Click the Submit Reply button.
<iframe src="http://www.liveleak.com/ll_embed?f=24113d89dfd8" allowfullscreen="" frameborder="0" height="360" width="640"></iframe>