Simplemente he copiado y pegado lo q has pasado... :
Código PHP:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" /><title>Untitled Document</title></head><body><table width="100%" height="100%" border="3" cellpadding="0" cellspacing="0"><tr><td height="100%" align="center" valign="middle">Gracias por ayudarme!! :D</td></tr></table></body></html>