Still confused, but on a higher level

'\x3ciframe width=\x22500\x22 height=\x22281\x22 src=\x22http://www.youtube.com/embed/BR8zFANeBGQ?wmode=transparent\x26autohide=1\x26egm=0\x26hd=1\x26iv_load_policy=3\x26modestbranding=1\x26rel=0\x26showinfo=0\x26showsearch=0\x22 frameborder=\x220\x22 allowfullscreen\x3e\x3c/iframe\x3e'