php.net news interception

//请自己修改下面变量. 
$newsnum=7; 
$space=20; 
$width=400; 
$headclass="class5"; 
$lowerclass="class6"; 
//变量设置结束. 

print " 
$opened=$QUERY_STRING; 
if ($opened=="") { $opened="-1"; } 

print "

 
$file=file('http://www.php.net'); 

$where=""; 
$a=0; 
while ($a$file[$a]=chop ($file[$a]); 
if ($file[$a]=="") { 
$where=$a; 
break 1; 
} 
$a++; 
} 

$file=file('http://www.php.net'); 
$a=$where+1; 
$b=0; 
while ($b<$newsnum) { 
if (substr($file[$a],0,4)=="

" & substr($file[$a],-6,5)=="

" | substr($file[$a],0,4)=="

" & substr($file[$a],-7,5)=="

") { 
$from=$to; 
$to=$a; 
} 

if ($to==$a & $from!="") { 
$c=$from; 
if ($b==$opened) { 
while ($c<$to) { 
if (substr($file[$c],0,9)=="} 
$file[$c]=eregi_replace("src="","src="http://www.php.net/",$file[$c]); 
$file[$c]=eregi_replace("href="http://www.php.cn/"> $file[$c]=eregi_replace("

","

$file[$c]=eregi_replace("","

",$file[$c]); 
print $file[$c]; 
$c++; 
} 
} else { 
if (substr($file[$c],0,9)=="} 
$file[$c]=eregi_replace("src="","src="http://www.php.net/",$file[$c]); 
$file[$c]=eregi_replace("href="http://www.php.cn/"> $file[$c]=eregi_replace("

","

$file[$c]=eregi_replace("","

",$file[$c]); 
print $file[$c]; 
} 
$b++; 
} 
$a++; 
} 
print "

"; 
print ""; 
?>