var _dQueue = null;
var _interval = null;
var _wPrev = 0;
var _wH = 0;
var isNav4, isIE4;

if (parseInt(navigator.appVersion.charAt(0)) >= 4) {
  isNav4 = (navigator.appName == "Netscape") ? true : false;
  isIE4 = (navigator.appName.indexOf("Microsoft") != -1) ? true : false;
}
function getTop(layer) { if(isNav4) return layer.top; return layer.style.pixelTop; }
function Drift() {
  this.min = false; this.max = false;
  this.tOffset = -.069; this.bOffset = 0;
  this.lOffset = 0; this.interval = 200;
  this.startDrift = startDrift;
  return this;
}
var prefs;
function startDrift(layer) {
  if(_wH == 0) { if(isNav4) _wH = window.innerHeight; else _wH = document.body.clientHeight; }
  layer.tOffset = getTop(layer);
  if(!this.interval) {
    prefs = new Drift();
    prefs.temp = true;
  } else prefs = this;
  layer.min = prefs.min;
  layer.max = prefs.max;
  if(prefs.tOffset != -.069) layer.tOffset = prefs.tOffset; // offset from top of window
  layer.bOffset = prefs.bOffset; // offset from bottom of window
  layer.lOffset = prefs.lOffset; // for nested layers
  if(_dQueue == null) _dQueue = new Array();
  _dQueue[_dQueue.length] = layer;
  if(_interval == null) _interval = setInterval("checkDrift()", prefs.interval);
  if(prefs.temp) prefs = null;
  return (_dQueue.length-1);
}
var str, i, top, bottom;
function getClipHeight(layer) {
  if(isNav4) return layer.clip.height;
  str = layer.style.clip;
  if(str) {
    i = str.indexOf("(");
    top = parseInt(str.substring(i + 1, str.length));
    i = str.indexOf(" ", i + 1); i = str.indexOf(" ", i + 1);
    bottom = parseInt(str.substring(i + 1, str.length));
    if(top < 0) top = 0;
    return (bottom-top);
  }
  return layer.style.pixelHeight;
}
var layer, dst, wOff;
function checkDrift() {
  if(isNav4) wOff = window.pageYOffset;
  else wOff = document.body.scrollTop;
  for(i = 0; i < _dQueue.length; i++) {
    layer = _dQueue[i];
    if(!layer) continue;
    if(wOff > _wPrev) {
      if(getClipHeight(layer)+layer.bOffset+layer.tOffset > _wH) {
	if(wOff+_wH-layer.bOffset > getTop(layer)+layer.lOffset+getClipHeight(layer))
	  dst = wOff+_wH-layer.lOffset-getClipHeight(layer)-layer.bOffset;
      } else dst = wOff-layer.lOffset+layer.tOffset;
    } else if(wOff < _wPrev) {
      if(getClipHeight(layer)+layer.bOffset+layer.tOffset <= _wH)
	dst = wOff-layer.lOffset+layer.tOffset;
      else if(wOff < getTop(layer)+layer.lOffset-layer.tOffset)
	dst = wOff-layer.lOffset+layer.tOffset;
    } 
    if(layer.max) if(dst > layer.max) dst = layer.max;
    if(layer.min || layer.min == 0)
      if(dst < layer.min) dst = layer.min; 
    if(dst || dst == 0) {
      if(isNav4) layer.top = dst;
      else layer.style.pixelTop = dst;
    }
  }
  _wPrev = wOff;
}
function stopDrift(id) { _dQueue[id] = null; }


function setlang() {

  document.f.q.focus();

  cookies = document.cookie;
  pos = cookies.indexOf("PREF=");
  if (pos == -1) return; // no cookie

  start = pos + 5; // start of cookie value
  end = cookies.indexOf(";", start);
  if (end == -1) end = cookies.length;
  pref = unescape(cookies.substring(start, end));
  pos = pref.indexOf("LR=");
  if (pos == -1) return; // no LR

  start = pos + 3;
  end = pref.indexOf(":", start);
  if (end == -1) end = pref.length;
  lang = pref.substring(start, end);
  mcl = (lang.indexOf("|") != -1);
  if (!mcl) {
    mcl = 1;
    pos = pref.indexOf("LD=");
    if (pos != -1) {
      start = pos + 3;
      end = pref.indexOf(":", start);
      if (end == -1) end = pref.length;
      if ( lang.substring(5, lang.length) == pref.substring(start, end) )
        mcl = 0;
    }
  }

  n = 0;
  if (mcl) {
    n = document.f.meta.length-1;
  } else {
    for ( n = document.f.meta.length-1; n >= 1; n-- ) {
       if ( lang == document.f.meta.options[n].value.substring(3, 3+lang.length) ) break;
    }
  }
  document.f.meta.options[n].selected = true;
}


function init() {
if(isNav4) window.scroll(0, 0);
 if(parseInt(navigator.appVersion) < 4) return;
  if(document.layers) {
    document.all = document.layers;
    document.layers.logo.left = window.innerWidth - 34;
    document.layers.logo.visibility = "visible";
  } else {
    document.all.logo.style.pixelLeft = document.body.clientWidth - 17;
    document.all.logo.style.visibility = "visible";
  }
  var d = new Drift(); d.interval = 50;
  d.startDrift(document.all.logo);

}


function open_i(src,height,width,estat){
var oWin=window.open(""+src,"","scrollbars="+estat+",status="+estat+",toolbar="+estat+",resizable="+estat+",top=32,left=32,width="+width+",height="+height+"");
self.blur();
oWin.focus();
}

function open_2(src,height,width,estat,scrollb){
var oWin=window.open(""+src,"","location=no,scrollbars="+scrollb+",status="+estat+",toolbar="+estat+",resizable=1,top=128,left=64,width="+width+",height="+height+"");
}


function mouseimg(src,border,height,width){
src.border=border;
src.height=height;
src.width=width;
}