// Cross Browser DOM
// copyright Stephen Chapman, 4th Jan 2005
// you may copy this code but please keep the copyright notice as well
var aDOM = 0, ieDOM = 0, nsDOM = 0; var stdDOM = document.getElementById;
if (stdDOM) aDOM = 1; else {ieDOM = document.all; if (ieDOM) aDOM = 1; else {
var nsDOM = ((navigator.appName.indexOf('Netscape') != -1)
&& (parseInt(navigator.appVersion) ==4)); if (nsDOM) aDOM = 1;}}
function xDOM(objectId, wS) {
if (stdDOM) return wS ? document.getElementById(objectId).style:
document.getElementById(objectId);
if (ieDOM) return wS ? document.all[objectId].style: document.all[objectId];
if (nsDOM) return document.layers[objectId];
}

// Object Functions
// copyright Stephen Chapman, 4th Jan 2005
// you may copy these functions but please keep the copyright notice as well
function objWidth(objectID) {var obj = xDOM(objectID,0); if(obj.offsetWidth) return obj.offsetWidth; if (obj.clip) return obj.clip.width; return 0;}
function objHeight(objectID) {var obj = xDOM(objectID,0); if(obj.offsetHeight) return obj.offsetHeight; if (obj.clip) return obj.clip.height; return 0;}
function objLeft(objectID) {var obj = xDOM(objectID,0);var objs = xDOM(objectID,1);  if(objs.left) return objs.left; if (objs.pixelLeft) return objs.pixelLeft; if (obj.offsetLeft) return obj.offsetLeft; return 0;}
function objTop(objectID) {var obj = xDOM(objectID,0);var objs = xDOM(objectID,1);  if(objs.top) return objs.top; if (objs.pixelTop) return objs.pixelTop; if (obj.offsetTop) return obj.offsetTop; return 0;}
function objRight(objectID) {return objLeft(objectID)+objWidth(objectID);}
function objBottom(objectID) {return objTop(objectID)+objHeight(objectID);}
function objLayer(objectID) {var objs = xDOM(objectID,1); if(objs.zIndex) return objs.zIndex; return 0;}
function objVisible(objectID) {var objs = xDOM(objectID,1); if(objs.visibility == 'hide' || objs.visibility == 'hidden') return 'hidden'; return 'visible';}

// More Object Functions
// copyright Stephen Chapman, 18th Jan 2005
// you may copy these functions but please keep the copyright notice as well
function setObjVis(objectID,vis) {var objs = xDOM(objectID,1); objs.visibility = vis;}
function toggleObjVis(objectID) {var objs = xDOM(objectID,1); var vis = objs.visibility; objs.visibility = (vis == "visible" || vis == "show") ? 'hidden' : 'visible';}
function moveObjTo(objectID,x,y) {var objs = xDOM(objectID,1); objs.left = x; objs.top = y;}
function moveObjBy(objectID,x,y) {var obj = xDOM(objectID,0);var objs = xDOM(objectID,1); if (obj.offsetLeft != null) {var l = obj.offsetLeft; var t = obj.offsetTop; objs.left = l+x; objs.top = t+y;} else if (objs.pixelLeft != null) {objs.pixelLeft += x; objs.pixelTop += y;} else obj.moveBy(x,y);}
function moveObjLayer(objectID,z) {var objs = xDOM(objectID,1); objs.zIndex = z;}

// Browser Window Size and Position
// copyright Stephen Chapman, 3rd Jan 2005
// you may copy these functions but please keep the copyright notice as well
function pageWidth() {return window.innerWidth != null? window.innerWidth: document.body != null? document.body.clientWidth:null;}
function pageHeight() {return window.innerHeight != null? window.innerHeight: document.body != null? document.body.clientHeight:null;}
function posLeft() {return typeof window.pageXOffset != 'undefined' ? window.pageXOffset:document.documentElement.scrollLeft? document.documentElement.scrollLeft:document.body.scrollLeft? document.body.scrollLeft:0;}
function posTop() {return typeof window.pageYOffset != 'undefined' ? window.pageYOffset:document.documentElement.scrollTop? document.documentElement.scrollTop: document.body.scrollTop?document.body.scrollTop:0;}
function posRight() {return posLeft()+pageWidth();}
function posBottom() {return posTop()+pageHeight();}


/**
 * Retorna Array com largura, altura e scroll top da página
 *
 */
function getSizeAll() {
	var arAtributos = new Array();
	
	if (self.innerHeight) { // Everyone but IE
		arAtributos['width'] = myWidth = window.innerWidth;
		arAtributos['height'] = myHeight = window.innerHeight;
		arAtributos['scroll'] = myScroll = window.pageYOffset;
	} else if (document.documentElement && document.documentElement.clientHeight) { // IE6 Strict
		arAtributos['width'] = myWidth = document.documentElement.clientWidth;
		arAtributos['height'] = myHeight = document.documentElement.clientHeight;
		arAtributos['scroll'] = myScroll = document.documentElement.scrollTop;
	} else if (document.body) { // Other IE, such as IE7
		arAtributos['width'] = myWidth = document.body.clientWidth;
		arAtributos['height'] = myHeight = document.body.clientHeight;
		arAtributos['scroll'] = myScroll = document.body.scrollTop;
	}
	
	return arAtributos;
}



//VARIÁVEIS
//Altura do banner de segurança
var height_banner_seg = 443 + 30;
//Diferença pro topo do portal
var inc_top = 90;


/**
 * posiciona a objeto na lateral direita da tela
 */

function start() {
  //var x = (posRight()-217) + 'px';
  var x = (790) + 'px';
  var y = (posTop() + inc_top) + 'px';

  limite_rolagem = (posTop() + height_banner_seg + inc_top);

  if (document.getElementById('banner_direita') != null && limite_rolagem <= document.body.offsetHeight) {
    moveObjTo('banner_direita', x, y);
    setObjVis('banner_direita', 'visible');
  }
}


window.onload   = start;
window.onscroll = start;