Irgendwie nimmt es trotz <form>-tag die parameter nicht an.
Hier der Code:
<?php
$filename1 = "Cache1.txt";
$ope1 = fopen($filename1, "r");
$ggt1 = fread($ope1, filesize($filename1));
fclose($ope1);
$filename2 = "Cache2.txt";
$ope2 = fopen($filename2, "r");
$ggt2 = fread($ope2, filesize($filename2));
fclose($ope2);
$filename3 = "Cache3.txt";
$ope3 = fopen($filename3, "r");
$ggt3 = fread($ope3, filesize($filename3));
fclose($ope3);
$filename4 = "Cache4.txt";
$ope4 = fopen($filename4, "r");
$ggt4 = fread($ope4, filesize($filename4));
fclose($ope4);
$filename5 = "Cache5.txt";
$ope5 = fopen($filename5, "r");
$ggt5 = fread($ope5, filesize($filename5));
fclose($ope5);
$filename6 = "Cache6.txt";
$ope6 = fopen($filename6, "r");
$ggt6 = fread($ope6, filesize($filename6));
fclose($ope6);
$filename7 = "Cache7.txt";
$ope7 = fopen($filename7, "r");
$ggt7 = fread($ope7, filesize($filename7));
fclose($ope7);
$filename8 = "Cache8.txt";
$ope8 = fopen($filename8, "r");
$ggt8 = fread($ope8, filesize($filename8));
fclose($ope8);
$filename9 = "Cache9.txt";
$ope9 = fopen($filename9, "r");
$ggt9 = fread($ope9, filesize($filename9));
fclose($ope9);
$filename10 = "Cache10.txt";
$ope10 = fopen($filename10, "r");
$ggt10 = fread($ope10, filesize($filename10));
fclose($ope10);
$filename105 = "Cache105.txt";
$ope105 = fopen($filename105, "r");
$ggt105 = fread($ope105, filesize($filename105));
fclose($ope105);
$filename11 = "Cache11.txt";
$ope11 = fopen($filename11, "r");
$ggt11 = fread($ope11, filesize($filename11));
fclose($ope11);
$filename12 = "Cache12.txt";
$ope12 = fopen($filename12, "r");
$ggt12 = fread($ope12, filesize($filename12));
fclose($ope12);
$a1 = fopen($_GET['dataname'].".html", "w+");
fwrite($a1,$ggt1.$_GET['Gender'].$ggt2.$_GET['name'].$ggt3.$_GET['street'].$ggt4.$_GET['date'].$ggt5.$_GET['kundnumber'].$ggt6.$_GET['cashnumber'].$ggt7.$_GET['done'].$ggt8.$_GET['datedone'].$ggt9);
if ($Tablenumber == "1"){
fwrite($a1,"<tr><td width='70'>".$_GET['ddone1']."</td><td width='200'>".$_GET['done1']."</td><td width='130'>".$_GET['pdone1']."</td><td width='170'>".$_GET['gdone1']."</td></tr>");}
if ($Tablenumber == "2"){
fwrite($a1,"<tr><td width='70'>".$ddone1."</td><td width='200'>".$done1."</td><td width='130'>".$pdone1."</td><td width='170'>".gdone1."</td></tr><tr><td width='70'>".$ddone2."</td><td width='200'>".$done2."</td><td width='130'>".$pdone2."</td><td width='170'>".gdone2."</td></tr>");}
if ($Tablenumber == "3"){
fwrite($a1,"<tr><td width='70'>".$_GET['ddone1']."</td><td width='200'>".$_GET['done1']."</td><td width='130'>".$_GET['pdone1']."</td><td width='170'>".$_GET['gdone1']."</td></tr><tr><td width='70'>".$_GET['ddone2']."</td><td width='200'>".$_GET['done2']."</td><td width='130'>".$_GET['pdone2']."</td><td width='170'>".$_GET['gdone2']."</td></tr><tr><td width='70'>".$_GET['ddone3']."</td><td width='200'>".$_GET['done3']."</td><td width='130'>".$_GET['pdone3']."</td><td width='170'>".$_GET['gdone3']."</td></tr>");}
if ($Tablenumber == "4"){
fwrite($a1,"<tr><td width='70'>".$_GET['ddone1']."</td><td width='200'>".$_GET['done1']."</td><td width='130'>".$_GET['pdone1']."</td><td width='170'>".$_GET['gdone1']."</td></tr><tr><td width='70'>".$_GET['ddone2']."</td><td width='200'>".$_GET['done2']."</td><td width='130'>".$_GET['pdone2']."</td><td width='170'>".$_GET['gdone2']."</td></tr><tr><td width='70'>".$_GET['ddone3']."</td><td width='200'>".$_GET['done3']."</td><td width='130'>".$_GET['pdone3']."</td><td width='170'>".$_GET['gdone3']."</td></tr><tr><td width='70'>".$_GET['ddone4']."</td><td width='200'>".$_GET['done4']."</td><td width='130'>".$_GET['pdone4']."</td><td width='170'>".$_GET['gdone4']."</td></tr>");}
if ($Tablenumber == "5"){
fwrite($a1,"<tr><td width='70'>".$_GET['ddone1']."</td><td width='200'>".$_GET['done1']."</td><td width='130'>".$_GET['pdone1']."</td><td width='170'>".$_GET['gdone1']."</td></tr><tr><td width='70'>".$_GET['ddone2']."</td><td width='200'>".$_GET['done2']."</td><td width='130'>".$_GET['pdone2']."</td><td width='170'>".$_GET['gdone2']."</td></tr><tr><td width='70'>".$_GET['ddone3']."</td><td width='200'>".$_GET['done3']."</td><td width='130'>".$_GET['pdone3']."</td><td width='170'>".$_GET['gdone3']."</td></tr><tr><td width='70'>".$_GET['ddone4']."</td><td width='200'>".$_GET['done4']."</td><td width='130'>".$_GET['pdone4']."</td><td width='170'>".$_GET['gdone4']."</td></tr><tr><td width='70'>".$_GET['ddone5']."</td><td width='200'>".$_GET['done5']."</td><td width='130'>".$_GET['pdone5']."</td><td width='170'>".$_GET['gdone5']."</td></tr>");}
fwrite($a1,$ggt10.$_GET['tax'].$ggt11.$_GET['brutto'].$ggt12);
fclose ($a1);
print "<html>
Fertig. Du kannst die Datei <a href='".$GET_['dataname'].".html'>Hier</a> ansehen. Falls dir etwas nicht gefällt, gehe <a href='javascript: history.back()'>zurück</a>.";
?>
Also: die $ggt-Variablen werden angezeigt, aber die $_GET's nicht...