if (navigator.appName == "Netscape") {

function getDocHeight(doc) {
    var docHt = 0, sh, oh;
    if (doc.height) docHt = doc.height;
    else if (doc.body) {
      if (doc.body.scrollHeight) docHt = sh = doc.body.scrollHeight;
      if (doc.body.offsetHeight) docHt = oh = doc.body.offsetHeight;
      if (sh && oh) docHt = Math.max(sh, oh);
    }
    return docHt;
}

function setIframeHeight(iframeName) {
    var iframeWin = window.frames[iframeName];
    var iframeEl = document.getElementById? document.getElementById(iframeName): document.all? document.all[iframeName]: null;
    if ( iframeEl && iframeWin ) {
      iframeEl.style.height = "auto"; // helps resize (for some) if new doc shorter than previous  
      var docHt = getDocHeight(iframeWin.document);
      // need to add to height to be sure it will all show
      if (docHt) iframeEl.style.height = docHt + 30 + "px";
    }
}
function setIframeHeightMenu() {
    document.getElementById('text').style.height = 1500 + "px";
}

function loadIframe(iframeName, url) {
    if ( window.frames[iframeName] ) {
      window.frames[iframeName].location = url;   
      return false;
    }
    else return true;
}

}