//  Alles makieren
function checkedall()
{
 for (var i = 0; i < document.forms[0].elements.length; i++)
 {
   document.forms[0].elements[i].checked = true;
 }
}

//  Alles demakieren
function checkedno()
{
 for (var i = 0; i < document.forms[0].elements.length; i++) {
   document.forms[0].elements[i].checked = false;
 }
}





function auf_zu() {
if(document.check.elements['alte_email'].disabled=="") {
document.check.elements['alte_email'].disabled="disabled";
}
else {
document.check.elements['alte_email'].disabled="";
}
}








//Username anzeigen beim mouse:hover
function show_username(id) {
        wmtt = document.getElementById(id);
        wmtt.style.display = "block"
}

function hide_username() {
        wmtt.style.display = "none";
}

wmtt = null;

document.onmousemove = update_username;

function update_username(e) {
        x = (document.all) ? window.event.x + document.body.scrollLeft : e.pageX;
        y = (document.all) ? window.event.y + document.body.scrollTop  : e.pageY;
        if (wmtt != null) {
                wmtt.style.left = (x + 15) + "px";
                wmtt.style.top         = (y + 15) + "px";
        }
}








//Nachricht anzeigen
function anzeigen(das){
if(document.getElementById(das).style.display=='none')
document.getElementById(das).style.display='block';
else document.getElementById(das).style.display='none';}


//Status anzeigen
function status(das){
if(document.getElementById(das).style.display=='none')
document.getElementById(das).style.display='block';
else document.getElementById(das).style.display='none';}