function disableEnterKeyInAllInputTags( formID ){	var inputList = document.getElementById( formID ).getElementsByTagName( "input" );	for( i=0,len=inputList.length ; i<len ; i++ )	{		inputList[i].setAttribute( "onkeypress" , "if( event.keyCode==13 ){ return false; }" );	}}
function nachricht_onchange( nachricht ){
	console.log( "setze erforderliche Felder neu" );	if( nachricht.value=="mail" )	{		document.getElementById("UID1419720483_mail").required = "required";		document.getElementById("UID1419720483_adr").removeAttribute( "required" );		document.getElementById("UID1419720483_plz").removeAttribute( "required" );		document.getElementById("UID1419720483_ort").removeAttribute( "required" );	}	else if( nachricht.value=="post" )	{		document.getElementById("UID1419720483_mail").removeAttribute( "required" );		document.getElementById("UID1419720483_adr").required = "required";		document.getElementById("UID1419720483_plz").required = "required";		document.getElementById("UID1419720483_ort").required = "required";	}	else	{		console.log( "[ERR ] nachricht.value ungültig" );	}}
document.addEventListener( "DOMContentLoaded" , function(){	nachricht_onchange( document.getElementById("UID1419720483_nachricht") );	disableEnterKeyInAllInputTags( "UID1419720483_form" );	document.getElementById("UID1419720483_submit").removeAttribute( "onkeypress" );});