<!--
/******************************************************************************
* dhtmllib.js                                                                 *
*                                                                             *
* Copyright © 1996-2002 by ACADEMA.                                           *
* Web  address: http://www.academa.si                                         *
* Mail address: academa@academa.si                                            *
* Last update: January 20, 2002.                                              *
*                                                                             *
* This file is part of the AVIATOR JS Library                                 *
* It should not be used outside of the ACADEMA's packages                     *
* The AVIATOR™ is TradeMark of company ACADEMA                                *
* The AC2DC™   is TradeMark of company ACADEMA                                *
*                                                                             *
******************************************************************************/

// Determine browser.

var isMinNS4;
var isMinNS5;
var isMinIE4;
var isMinIE5;

determineBrowser();
disableContextMenu();

function determineBrowser() {

  var s;

  // Set global flags based on browser type and version.

  isMinNS4 = (navigator.appName.indexOf("Netscape") >= 0 &&
                parseFloat(navigator.appVersion) >= 4) ? 1 : 0;
  isMinIE4 = (document.all) ? 1 : 0;
  if( isMinIE4 ) {
    s = navigator.appVersion;
    s = s.substr(s.indexOf("MSIE")).substr(5);
    isMinIE5 = parseFloat(s) >= 5 ? 1 : 0;
  }
  if( isMinNS4 ) {
    isMinNS5 = (navigator.appName.indexOf("Netscape") >= 0 &&
                  parseFloat(navigator.appVersion) >= 5) ? 1 : 0;
  }
}

//-----------------------------------------------------------------------------
// Ulilities.
//-----------------------------------------------------------------------------

function printObject( obj, name, maxlevel, curlevel ) {
  if( curlevel >= maxlevel ) return '';
  var htmlText = '';
  var space = '';
  for( var i = 0; i < curlevel; i++ ) space += '&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;';
  for( var property in obj ) {
    if( obj[property] == '[object]' ) document.write( space + name + '.' + property + '<BR>' + printObject( obj[property], property, maxlevel, curlevel+1 ) );
    else document.write( space + name + '.' + property + ': ' + obj[property] + '<BR>');
  }
}

function disableContextMenu() {
  document.oncontextmenu = function(){ return false; }
  if( isMinNS4 ) { 
    window.captureEvents( Event.MOUSEDOWN );
    window.onmousedown = function( e ){ if(e.target==document) return false; }
  }
  else { document.onmousedown = function(){ return false; } }
}


function setCookie( name, value ) {
  document.cookie = name + "=" + escape( value ) + "; expires=Mon,21-Jan-08 19:00:00GMT";
}

function setTmpCookie( name, value ) {
  document.cookie = name + "=" + escape( value ) + "; expires=";
}

function getCookie( name ) {
  var tmpName = name + "=";
  if( document.cookie.length > 0 ) {
    var from = document.cookie.indexOf( tmpName );
    if( from != -1 ) {
      from += tmpName.length;
      var to = document.cookie.indexOf( ";", from );
      if( to == -1 ) to = document.cookie.length;
      return unescape( document.cookie.substring( from, to ) );
    }
  }
  return "";
}

function isCookieEnabled( ) {
  var name, value;
  document.cookie = 'testCookie=test; expires=Mon,21-Jan-08 19:00:00GMT';
  document.cookie = 'testTempCookie=test;';
  if( getCookie( 'testCookie' ) == 'test' && getCookie( 'testTempCookie' ) == 'test' ) {
    document.cookie = 'testCookie=n; expires=Mon,21-Jan-08 19:00:00GMT';
    document.cookie = 'testTempCookie=n;';
    return true;
  }
  else {
    document.cookie = 'testCookie=n; expires=Mon,21-Jan-08 19:00:00GMT';
    document.cookie = 'testTempCookie=n;';
    return false;
  }
}

function isJavaEnabled( ) {
  return navigator.javaEnabled( );
}

//-----------------------------------------------------------------------------
// Delayed loader of a page.
//-----------------------------------------------------------------------------

var timerPageLoaderEnable = true;
var timerPageLoaderID = null;
var timerPageLoaderPage = null;
var timerPageLoaderFrame = null;
function executeTimerPageLoader() {
 clearTimeout( timerPageLoaderID );
 if( timerPageLoaderEnable ) timerPageLoaderFrame.location.replace( timerPageLoaderPage );
}
function startTimerPageLoader( frame, page, delay ) {
 timerPageLoaderPage = page;
 timerPageLoaderFrame = frame;
 timerPageLoaderID = setTimeout( "executeTimerPageLoader()", delay );
}
function stopTimerPageLoader() {
  timerPageLoaderEnable = false;
}

//-----------------------------------------------------------------------------
// Layer visibility.
//-----------------------------------------------------------------------------

function hideLayer(layer) {

  if (isMinNS4)
    layer.visibility = "hide";
  if (isMinIE4)
    layer.style.visibility = "hidden";
}

function showLayer(layer) {

  if (isMinNS4)
    layer.visibility = "show";
  if (isMinIE4)
    layer.style.visibility = "visible";
}

function isVisible(layer) {

  if (isMinNS4 && layer.visibility == "show")
    return(true);
  if (isMinIE4 && layer.style.visibility == "visible")
    return(true);

  return(false);
}

//-----------------------------------------------------------------------------
// Layer positioning.
//-----------------------------------------------------------------------------

function moveLayerTo(layer, x, y) {

  if (isMinNS4)
    layer.moveTo(x, y);
  if (isMinIE4) {
    layer.style.left = x;
    layer.style.top  = y;
  }
}

function moveLayerBy(layer, dx, dy) {

  if (isMinNS4)
    layer.moveBy(dx, dy);
  if (isMinIE4) {
    layer.style.pixelLeft += dx;
    layer.style.pixelTop  += dy;
  }
}

function getLeft(layer) {

  if (isMinNS4)
    return(layer.left);
  if (isMinIE4)
    return(layer.style.pixelLeft);
  return(-1);
}

function getTop(layer) {

  if (isMinNS4)
    return(layer.top);
  if (isMinIE4)
    return(layer.style.pixelTop);
  return(-1);
}

function getRight(layer) {

  if (isMinNS4)
    return(layer.left + getWidth(layer));
  if (isMinIE4)
    return(layer.style.pixelLeft + getWidth(layer));
  return(-1);
}

function getBottom(layer) {

  if (isMinNS4)
    return(layer.top + getHeight(layer));
  else if (isMinIE4)
    return(layer.style.pixelTop + getHeight(layer));
  return(-1);
}

function getWidth(layer) {

  if (isMinNS4) {
    if (layer.document.width)
      return(layer.document.width);
    else
      return(layer.clip.right - layer.clip.left);
  }
  if (isMinIE4) {
    if (layer.style.pixelWidth)
      return(layer.style.pixelWidth);
    else
      return(layer.clientWidth);
  }
  return(-1);
}

function getHeight(layer) {

  if (isMinNS4) {
    if (layer.document.height)
      return(layer.document.height);
    else
      return(layer.clip.bottom - layer.clip.top);
  }
  if (isMinIE4) {
    if (false && layer.style.pixelHeight)
      return(layer.style.pixelHeight);
    else
      return(layer.clientHeight);
  }
  return(-1);
}

function getzIndex(layer) {

  if (isMinNS4)
    return(layer.zIndex);
  if (isMinIE4)
    return(layer.style.zIndex);

  return(-1);
}

function setzIndex(layer, z) {

  if (isMinNS4)
    layer.zIndex = z;
  if (isMinIE4)
    layer.style.zIndex = z;
}

//-----------------------------------------------------------------------------
// Layer clipping.
//-----------------------------------------------------------------------------

function clipLayer(layer, clipleft, cliptop, clipright, clipbottom) {

  if (isMinNS4) {
    layer.clip.left   = clipleft;
    layer.clip.top    = cliptop;
    layer.clip.right  = clipright;
    layer.clip.bottom = clipbottom;
  }
  if (isMinIE4)
    layer.style.clip = 'rect(' + cliptop + ' ' +  clipright + ' ' + clipbottom + ' ' + clipleft +')';
}

function getClipLeft(layer) {

  if (isMinNS4)
    return(layer.clip.left);
  if (isMinIE4) {
    var str =  layer.style.clip;
    if (!str)
      return(0);
    var clip = getIEClipValues(layer.style.clip);
    return(clip[3]);
  }
  return(-1);
}

function getClipTop(layer) {

  if (isMinNS4)
    return(layer.clip.top);
  if (isMinIE4) {
    var str =  layer.style.clip;
    if (!str)
      return(0);
    var clip = getIEClipValues(layer.style.clip);
    return(clip[0]);
  }
  return(-1);
}

function getClipRight(layer) {

  if (isMinNS4)
    return(layer.clip.right);
  if (isMinIE4) {
    var str =  layer.style.clip;
    if (!str)
      return(layer.style.pixelWidth);
    var clip = getIEClipValues(layer.style.clip);
    return(clip[1]);
  }
  return(-1);
}

function getClipBottom(layer) {

  if (isMinNS4)
    return(layer.clip.bottom);
  if (isMinIE4) {
    var str =  layer.style.clip;
    if (!str)
      return(layer.style.pixelHeight);
    var clip = getIEClipValues(layer.style.clip);
    return(clip[2]);
  }
  return(-1);
}

function getClipWidth(layer) {

  if (isMinNS4)
    return(layer.clip.width);
  if (isMinIE4) {
    var str = layer.style.clip;
    if (!str)
      return(layer.style.pixelWidth);
    var clip = getIEClipValues(layer.style.clip);
    return(clip[1] - clip[3]);
  }
  return(-1);
}

function getClipHeight(layer) {

  if (isMinNS4)
    return(layer.clip.height);
  if (isMinIE4) {
    var str =  layer.style.clip;
    if (!str)
      return(layer.style.pixelHeight);
    var clip = getIEClipValues(layer.style.clip);
    return(clip[2] - clip[0]);
  }
  return(-1);
}

function getIEClipValues(str) {

  var clip = new Array();
  var i;

  // Parse out the clipping values for IE layers.

  i = str.indexOf("(");
  clip[0] = parseInt(str.substring(i + 1, str.length), 10);
  i = str.indexOf(" ", i + 1);
  clip[1] = parseInt(str.substring(i + 1, str.length), 10);
  i = str.indexOf(" ", i + 1);
  clip[2] = parseInt(str.substring(i + 1, str.length), 10);
  i = str.indexOf(" ", i + 1);
  clip[3] = parseInt(str.substring(i + 1, str.length), 10);
  return(clip);
}

//-----------------------------------------------------------------------------
// Layer scrolling.
//-----------------------------------------------------------------------------

function scrollLayerTo(layer, x, y, bound) {

  var dx = getClipLeft(layer) - x;
  var dy = getClipTop(layer) - y;

  scrollLayerBy(layer, -dx, -dy, bound);
}

function scrollLayerBy(layer, dx, dy, bound) {

  var cl = getClipLeft(layer);
  var ct = getClipTop(layer);
  var cr = getClipRight(layer);
  var cb = getClipBottom(layer);

  if (bound) {
    if (cl + dx < 0)

      dx = -cl;

    else if (cr + dx > getWidth(layer))
      dx = getWidth(layer) - cr;
    if (ct + dy < 0)

      dy = -ct;

    else if (cb + dy > getHeight(layer))
      dy = getHeight(layer) - cb;
  }

  clipLayer(layer, cl + dx, ct + dy, cr + dx, cb + dy);
  moveLayerBy(layer, -dx, -dy);
}

//-----------------------------------------------------------------------------
// Layer background.
//-----------------------------------------------------------------------------

function setBgColor(layer, color) {

  if (isMinNS4)
    layer.bgColor = color;
  if (isMinIE4)
    layer.style.backgroundColor = color;
}

function setBgImage(layer, src) {

  if (isMinNS4)
    layer.background.src = src;
  if (isMinIE4)
    layer.style.backgroundImage = "url(" + src + ")";
}

//-----------------------------------------------------------------------------
// Layer utilities.
//-----------------------------------------------------------------------------

function getLayer(name) {

  if (isMinNS4)
    return findLayer(name, document);
  if (isMinIE4)
    return eval('document.all.' + name);

  return null;
}

function findLayer(name, doc) {

  var i, layer;

  for (i = 0; i < doc.layers.length; i++) {
    layer = doc.layers[i];
    if (layer.name == name)
      return layer;
    if (layer.document.layers.length > 0) {
      layer = findLayer(name, layer.document);
      if (layer != null)
        return layer;
    }
  }

  return null;
}

//-----------------------------------------------------------------------------
// Window and page properties.
//-----------------------------------------------------------------------------

function getWindowWidth() {

  if (isMinNS4)
    return(window.innerWidth);
  if (isMinIE4)
    return(document.body.offsetWidth);
  return(-1);
}

function getWindowHeight() {

  if (isMinNS4)
    return(window.innerHeight);
  if (isMinIE4)
    return(document.body.offsetHeight);
  return(-1);
}

function getPageWidth() {

  if (isMinNS4)
    return(document.width);
  if (isMinIE4)
    return(document.body.scrollWidth);
  return(-1);
}

function getPageHeight() {

  if (isMinNS4)
    return(document.height);
  if (isMinIE4)
    return(document.body.scrollHeight);
  return(-1);
}

function getPageScrollX() {

  if (isMinNS4)
    return(window.pageXOffset);
  if (isMinIE4)
    return(document.body.scrollLeft);
  return(-1);
}

function getPageScrollY() {

  if (isMinNS4)
    return(window.pageYOffset);
  if (isMinIE4)
    return(document.body.scrollTop);
  return(-1);
}

function getPageInFrameWidth( frame ) {

  if (isMinNS4)
    return(frame.document.width);
  if (isMinIE4)
    return(frame.document.body.scrollWidth);
  return(-1);
}

function getPageInFrameHeight( frame ) {

  if (isMinNS4)
    return(frame.document.height);
  if (isMinIE4)
    return(frame.document.body.scrollHeight);
  return(-1);
}

function getScreenWidth() {
  return screen.width;
}

function getScreenHeight() {
  return screen.height;
}

//-->
