//-- javascript domcross.jvs
//-- objects to work with DOM cross browser IE4, NN4 and higher

  var bName     = navigator.appName;
  var bAgent    = navigator.userAgent;
  var bPlatform = navigator.platform;
  var bVersion  = parseInt(navigator.appVersion);
  var bNN4 = (bName == "Netscape" && bVersion >= 4);
  var bIE4 = (bName == "Microsoft Internet Explorer" && bVersion >= 4);
  var bIE5 = (bAgent.indexOf( "MSIE 5")>= 0);
  

  //-- return bIE5 true in case of MSIE 5
  function DOMbie( )  {
    return bIE5
  }

  //-- return true in case browser NN4 or IE4 or higher version
  function DOMb4( )  { 
    if (bNN4 || bIE4 )  { return true }
    else  { return false }  
  }


  //-- set DIV object ready for DOM cross NN4 & IE4 
  function DOMdiv( elementID)
  {
    if (bIE4)
    {
      this.dom = document.all[elementID];
      this.dos = this.dom.style;
      this.left= this.dos.pixelLeft;
      this.top = this.dos.pixelTop;
      this.visibility= this.dos.visibility;
    }
    else if (bNN4) 
    {
      this.dom = document.layers[elementID];
      this.dos = document.layers[elementID];
      this.left= this.dos.left;
      this.top = this.dos.top;
      this.visibility= this.dos.visibility;
    }
    this.setPos= setDOMdivPosition;
    this.setVis= setDOMdivVisibility;
    this.setCon= setDOMdivContent;
  }

  //-- method set position for DOMdiv
  function setDOMdivPosition( newleft, newtop)
  {
    this.dos.left= newleft
    this.dos.top=  newtop
  }


  //-- method set visibility for DOMdiv
  function setDOMdivVisibility( newvis)
  {
    this.dos.visibility= newvis
  }


  //-- method set content for DOMdiv
  function setDOMdivContent( newcon)
  { 
    if (bIE4)
    {
      this.dom.innerHTML =  newcon
    }
    else if (bNN4) 
    {
      this.dom.document.open()
      this.dom.document.write( newcon)
      this.dom.document.close()
    }
  }


  //-- set IMG object ready for DOM cross NN4 & IE4 
  function DOMimg( divID, elementID)
  {
    if (bIE4)
    {
      this.dom   = document.all[elementID];
      this.src   = this.dom.src;
      this.width = this.dom.width
      this.height= this.dom.height
    }
    else if (bNN4) 
    {
      this.dom   = document[divID].document.images[elementID];
      this.src   = this.dom.scr;
      this.width = this.dom.width
      this.height= this.dom.height
    }
    this.setSrc= setDOMimgSrc;
    this.setFor= setDOMimgFormat;
  }

  //-- method set src for DOMimg
  function setDOMimgSrc( newsrc)
  {
    this.dom.src= newsrc
  }

  //-- method set witdth and heigth for DOMimg
  function setDOMimgFormat( newwidth, newheight)
  {
    this.dom.width = newwidth
    this.dom.height= newheight
  }