var aufruf = [];
	

function toggle_id(obj) {
	var el = document.getElementById(obj);
	if ( el.style.display != 'none' ) {
		el.style.display = 'none';
	}
	else {
		el.style.display = '';
	}
}

function toggle_slide_wid(obj, id) {
	var el = document.getElementById(obj);
	var img1 = document.getElementById('subcatimg_1_'+id);
	var img2 = document.getElementById('subcatimg_2_'+id);
	
	if (el.style.display != 'none') {
		new Effect.toggle(el, 'blind');
		img1.style.display = '';
		img2.style.display = 'none';
				
	}
	else {
		new Effect.toggle(el, 'blind');
		img1.style.display = 'none';
		img2.style.display = '';						
	}			
}

function toggle_slide(obj) {
	var el = document.getElementById(obj);
	
	if ( el.style.display != 'none' ) {
		new Effect.SlideUp(el);
	}
	else {
		new Effect.SlideDown(el);
	}			
} 




function check() {
  var maxtext = 700;
  var anz = document.register.user_input.value.length;
  if (anz > maxtext) {
    document.register.user_input.value = document.register.user_input.value.substring(0,maxtext);
    frei = 0;
  } else {
    frei = maxtext - anz;
  }

  document.getElementById('ifrei').innerHTML = "Restzeichen: "+frei;
  if (navigator.appName =="Netscape") {
    document.captureEvents(Event.KEYPRESS);
    document.register.user_input.onkeypress = check;
  }
}