ns4    = (document.layers);
  ns6    = (!document.all && document.getElementById);
  ie4    = (document.all && !document.getElementById && !window.opera);
  ie5    = (document.all && !document.fireEvent && !window.opera);
  op7  	 = (window.opera && document.createComment) ;
  w3dom  = (document.getElementById || op7);

  contentTop = 0;

function defineContentObj(lTop, lLeft, lWidth, lHeight) {
  	page          = new Object();
  	page.width    = lWidth;
  	page.height   = lHeight;
  	contentTop    = lTop;
  	content       = new layerSetup(null,"contentLYR",lTop,lLeft,10,"visible");
  	sizeAnimator(content, page.width, page.height);
  	setTimeout("actionManager()",500);
}

function resizeContentObj(lTop, lLeft, lWidth, lHeight) {
  	page.width    = lWidth;
  	page.height   = lHeight;
  	contentTop = lTop;
  	content       = layerMove(null,"contentLYR",lTop,lLeft);
  	sizeAnimator(content, page.width, page.height);
}

function layerMove(parent,id,top,left) {
  if(ns4) {
    this.obj             = (parent != null) ? parent.document[id]          : document[id];
    this.obj.htm         = (parent != null) ? parent.document[id].document : document[id].document;
  } else if(ie4 ||ie5) {
    this.obj             = document.all[id].style;
    this.obj.htm         = document.all[id];
  } else if(w3dom) {
    this.obj             = document.getElementById(id).style;
    this.obj.htm         = document.getElementById(id);
  }
  this.obj.left          = (w3dom) ? left + "px" : left;
  this.obj.top           = (w3dom) ? top  + "px" : top;
  return this.obj;
}

function layerSetup(parent,id,top,left,zindex,visibility) {
  if(ns4) {
    this.obj             = (parent != null) ? parent.document[id]          : document[id];
    this.obj.htm         = (parent != null) ? parent.document[id].document : document[id].document;
  } else if(ie4 ||ie5) {
    this.obj             = document.all[id].style;
    this.obj.htm         = document.all[id];
  } else if(w3dom) {
    this.obj             = document.getElementById(id).style;
    this.obj.htm         = document.getElementById(id);
  }
  this.obj.left          = (w3dom) ? left + "px" : left;
  this.obj.top           = (w3dom) ? top  + "px" : top;
  this.obj.zIndex        = zindex;
  this.obj.visibility    = visibility;
  return this.obj;
}

function sizeAnimator(obj, width, height) {
  if(ns4) {
    obj.clip.right  = width;
    obj.clip.bottom = height;
  } else {
    obj.width       = (w3dom) ? width  + "px" : width;
    obj.height      = (w3dom) ? height + "px" : height;
  }
}

function actionManager() {
    //pageManager("load_page","content/home.html");
    //pageManager("hide_page");
}

var page_timer = null;
function pageManager() {
  var args = pageManager.arguments;
  content.htm.style.visibility = "hidden"

  switch(args[0]) {
    case "load_page" :
   	content.top = (w3dom) ? contentTop  + "px": contentTop;
      if(ie4) {
        document.frames["frameData"].document.location = args[1];
      }
      if(w3dom) {
        document.getElementById("frameData").src = args[1];
      }
      if(ns4) {
        content.load(args[1],page.width);
      }
    break;
    case "page_is_loaded" :
      if(ns4) {
        sizeAnimator(content,page.width,content.htm.height);
      }
      clearTimeout(page_timer);
      page_timer = setTimeout("pageManager('display_page')",500);
    break;
    case "display_page" :
      content.htm.style.visibility = "visible"
      if(ie4) {
        content.htm.innerHTML = document.frames['frameData'].document.body.innerHTML;
      } else if(w3dom) {
        content.htm.innerHTML = window.frames.frameData.document.getElementById('body').innerHTML;
      }
    break;
    case "hide_page" :
    break;
  }
}