function select_radio(id){
	document.getElementById('radio_username').checked = '';
	document.getElementById('radio_nname').checked = '';
	document.getElementById('radio_post_email_select').checked = '';
	document.getElementById('radio_nbezahlt_select').checked = '';
	var node = document.getElementById('radio_'+id);
	node.checked = 'checked';
}

function check_edit_radio(){
	var nodes = document.getElementsByName('member_id');
	for(var i = 0; i < nodes.length; i++){
		if(nodes[i].checked == true){
			return true;
		}
	}
	return false;
}

function show_pw_field(){
	var key = 'Passw';
	var pw_td_node=document.getElementById('pw_td');
	var new_node = document.createElement("input");
	new_node.setAttribute("type", "password");
	new_node.setAttribute("class", "text");
	new_node.setAttribute("name", key);
	new_node.setAttribute("id", key);
	pw_td_node.replaceChild(new_node, pw_td_node.firstChild);
}