function checkboxstatus(setstate) {
	document.detailsupdate.regie.disabled        = setstate;	
	document.detailsupdate.schauspiel.disabled   = setstate;
	document.detailsupdate.buehnenbild.disabled  = setstate;
	document.detailsupdate.kostuem.disabled      = setstate;
	document.detailsupdate.maske.disabled        = setstate;
	document.detailsupdate.autor.disabled        = setstate;
	document.detailsupdate.musik.disabled        = setstate;
	document.detailsupdate.licht.disabled        = setstate;
	document.detailsupdate.film.disabled         = setstate;
	document.detailsupdate.betreuung.disabled    = setstate;
	document.detailsupdate.organisation.disabled = setstate;
}

function set_checkboxes(setstate) {
	document.newsletter.regie.checked        = setstate;	
	document.newsletter.schauspiel.checked   = setstate;
	document.newsletter.buehnenbild.checked  = setstate;
	document.newsletter.kostuem.checked      = setstate;
	document.newsletter.maske.checked        = setstate;
	document.newsletter.autor.checked        = setstate;
	document.newsletter.musik.checked        = setstate;
	document.newsletter.licht.checked        = setstate;
	document.newsletter.film.checked         = setstate;
	document.newsletter.betreuung.checked    = setstate;
	document.newsletter.organisation.checked = setstate;
}