phplist funktioniert nicht

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<script language="Javascript" type="text/javascript">
var fieldstocheck = new Array();
fieldnames = new Array();
function checkform() {
for (i=0;i<fieldstocheck.length;i++) {
if (eval("document.subscribeform.elements['"+fieldstocheck[i]+"'].value") == "") {
alert("Please enter your "+fieldnames[i]);
eval("document.subscribeform.elements['"+fieldstocheck[i]+"'].focus()");
return false;
}
}
return true;
}
function addFieldToCheck(value,name) {
fieldstocheck[fieldstocheck.length] = value;
fieldnames[fieldnames.length] = name;
}
</script>


<form method="post" action="http://www.yourdomain.com/lists/?p=subscribe&id=1" name="subscribeform">
Email:<input type="text" name="email" value = ""><br>
<script language="Javascript" type="text/javascript">addFieldToCheck("email","Email Address");</script>
Name: <input type="text" name="attribute2" value = "">
<script language="Javascript" type="text/javascript">addFieldToCheck("attribute2","Name");</script>
<input type="hidden" name="list[1]" value="signup" />
<input type="submit" name="subscribe" value="Subscribe" onClick="return checkform();">
</form>


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