$(document).ready(function(){
	//var img = new Array("images/PT-pt/topos/tvi5.jpg","images/PT-pt/topos/production5.jpg","images/PT-pt/topos/radio5.jpg","images/PT-pt/topos/cinema5.jpg","images/PT-pt/topos/music5.jpg","images/PT-pt/topos/press5.jpg","images/PT-pt/topos/internet5.jpg");
	var img = new Array("images/PT-pt/topos/tvi6.jpg","images/PT-pt/topos/production6.jpg","images/PT-pt/topos/radio6.jpg","images/PT-pt/topos/cinema6.jpg","images/PT-pt/topos/music6.jpg","images/PT-pt/topos/internet6.jpg");
	var num = 0;
	var int;
	
	var vImages = new Array ();
	for(var i=0; i<img.length; i++)
	{
		vImages[i] = new Image();
		vImages[i].src = img[i];
	}
	
	function Cycle()
	{
		int=setInterval(function(){
			(num < img.length-1) ? num += 1  : num=0;
			$("#navigation img").fadeOut("slow",function(){
				$("#navigation img").attr({ src: img[num] });
				$("#navigation img").fadeIn("slow");
			});
		}, 4000);
	};
	
	if(0<selectedId)
	{
		$("#navigation img").attr({ src: img[selectedId-1] });
	}
	else
	{
		Cycle();
	}
	
	
	
	function OnMouseOver(event)
	{
		//pára a funcao de carrosel
		clearInterval(int);
		$("#navigation img").attr({ src: img[$(this).attr("id")] });
	};
	function OnClick(event)
	{
		//pára a funcao de carrosel
		clearInterval(int);
		$("#navigation img").attr({ src: img[$(this).attr("id")] });
	};
	function OnMouseOut(event)
	{
		//activa a funcao de carrosel
		//alert(event.data.foo);
		if(0<selectedId)
		{
			$("#navigation img").attr({ src: img[selectedId-1] });
		}
		else
		{
			Cycle();
		}
	};
	$("area").bind("mouseover", OnMouseOver);
	$("area").bind("mouseout", OnMouseOut);
	$("area").bind("click", OnClick);
});


function showHideLayers()

{

  var i, visStr, obj, args = showHideLayers.arguments;

  for (i=0; i<(args.length-2); i+=3)

  {

    if ((obj = findObj(args[i])) != null)

    {
      visStr = args[i+2];
      if (obj.style)
      {
        obj = obj.style;
        if(visStr == 'show') visStr = 'block';

        else if(visStr == 'hide') visStr = 'none';

      }
      obj.display = visStr;
		
    }

  }

}

function HideMenus()
{
	
	var dm1, dm2, dm3, dm4, dm5, dm6, dm0
	
	dm1 = findObj('mcgroup');
	dm2 = findObj('mcbusiness');
	dm3 = findObj('investores');
	dm4 = findObj('corporate');
	dm5 = findObj('press');
	dm6 = findObj('suppliers');
	dm0 = findObj('fecharDropDown');
	
	dm1.style.display = 'none';
	dm2.style.display = 'none';
	dm3.style.display = 'none';
	dm4.style.display = 'none';
	dm5.style.display = 'none';
	dm6.style.display = 'none';

	dm0.style.display = 'none';
}


// Example: obj = findObj("image1");

function findObj(theObj, theDoc)

{

  var p, i, foundObj;



  if(!theDoc) theDoc = document;

  if( (p = theObj.indexOf("?")) > 0 && parent.frames.length)

  {

    theDoc = parent.frames[theObj.substring(p+1)].document;

    theObj = theObj.substring(0,p);

  }

  if(!(foundObj = theDoc[theObj]) && theDoc.all) foundObj = theDoc.all[theObj];

  for (i=0; !foundObj && i < theDoc.forms.length; i++)

    foundObj = theDoc.forms[i][theObj];

  for(i=0; !foundObj && theDoc.layers && i < theDoc.layers.length; i++)

    foundObj = findObj(theObj,theDoc.layers[i].document);

  if(!foundObj && document.getElementById) foundObj = document.getElementById(theObj);



  return foundObj;

}



function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}