function photo () {  
if ($this->page["Title"] == "") $this->openpage ("Title"); 
$tag_s = strpos ($this->page["Title"], "<a name=\"poster\""); 
if ($tag_s == 0) return FALSE; 
 
$pos_a = substr($this->page["Title"],$tag_s); 
$tag_s = strpos ($pos_a, "src=\""); 
$pos_b = substr($pos_a,$tag_s+5); 
$tag_e = strpos ($pos_b, "\""); 
$this->main_photo = substr ($pos_b, 0, $tag_e); 
return $this->main_photo; 
}