//SCRIPT ZU FRAME1
<script language="JavaScript">
<!--
function getValues() {
top.frames['FRAME1'].document.forms['formular'].elements['feld1'].value = top.frames['FRAME2'].document.forms['formular'].elements['feld1'].value;
top.frames['FRAME1'].document.forms['formular'].elements['feld2'].value = top.frames['FRAME2'].document.forms['formular'].elements['feld2'].value;
return true;
}
//-->
</script>
//FORMULAR FRAME1
<form name="formular" ...blabla... onSubmit="javascript:getValues();">
<input type=hidden name="feld1" value="">
<input type=hidden name="feld2" value="">
...weitere angaben...
</form>
//FORMULAR FRAME2
<form name="formular" ...blabla...>
<input name="feld1" type="text" value="">
<input name="feld2" type="text" value="">
</form>