var stylepath = "/wp-content/themes/v6/";

function mitte(breite,id) {
  if (navigator.appName == "Microsoft Internet Explorer")
    return document.getElementById(id).style.left = ((screen.width-breite)/2-11)+'px';
  if (navigator.appName == "Opera")
    return document.getElementById(id).style.left = ((screen.width-breite)/2-27)+'px';
  else
    return document.getElementById(id).style.left = ((screen.width-breite)/2-8)+'px';
}

function nw_hover(id) {
  document.getElementById(id).src = stylepath + 'header/' + id + '_hover.png';
}

function nw_hout (id) {
  document.getElementById(id).src = stylepath + 'header/' + id + '.png';
}

function openaadiv(id,lang,hgt) {
  if (document.getElementById(id).style.visibility == 'collapse') {
    if (lang == 1) {
      document.getElementById('regelnde').style.visibility = 'collapse';
      document.getElementById('regelnde').style.height = '0px';
      document.getElementById('regelnen').style.height = hgt + 'px';
    }
    if (lang == 0) {
      document.getElementById('regelnen').style.visibility = 'collapse';
      document.getElementById('regelnen').style.height = '0px';
      document.getElementById('regelnde').style.height = hgt + 'px';
    }

    return document.getElementById(id).style.visibility = 'visible';
  }
}