//Javascript
//oeffnet ein popup fuer den upload
function popup_upload() {
    var breite=450;
    var hoehe=300;
    var positionX=((screen.availWidth / 2) - breite / 2);
    var positionY=((screen.availHeight / 2) - hoehe / 2);
    var url='inhalte/upload.php';
    pop=window.open('','upload','toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=0,fullscreen=0,width='+breite+',height='+hoehe+',top=0,left=0');
    pop.resizeTo(breite,hoehe);
    pop.moveTo(positionX,positionY);
    pop.location=url;
}
//prueft, dass die agb gelesen sind
//bei der checkbox - onClick="check(this, document.register.senden)"
function check(checkbox, senden) {
         if(checkbox.checked==true){
             senden.disabled = false;
         }
         else {
              senden.disabled = true;
         }
}
//oeffnet ein popup fuer die agb
function popup_agb() {
    var breite=520;
    var hoehe=700;
    var positionX=((screen.availWidth / 2) - breite / 2);
    var positionY=((screen.availHeight / 2) - hoehe / 2);
    var url='inhalte/popup_agb.php';
    pop=window.open('','upload','toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=0,fullscreen=0,width='+breite+',height='+hoehe+',top=0,left=0');
    pop.resizeTo(breite,hoehe);
    pop.moveTo(positionX,positionY);
    pop.location=url;
}