// JavaScript Document
/***********************************************
* DHTML Billboard script- © Dynamic Drive (www.dynamicdrive.com)
* This notice must stay intact for use
* Visit http://www.dynamicdrive.com/ for full source code
***********************************************/

//List of transitional effects to be randomly applied to billboard:
//var billboardeffects=["GradientWipe(GradientSize=1.0 Duration=0.7)", "Inset", "Iris", "Pixelate(MaxSquare=5 enabled=false)", "RadialWipe", "RandomBars", "Slide(slideStyle='push')", "Spiral", "Stretch", "Strips", "Wheel", "ZigZag"]

var billboardeffects=["GradientWipe(GradientSize=1.0 Duration=0.9)"] //Uncomment this line and input one of the effects above (ie: "Iris") for single effect.

var tickspeed=5000 //ticker speed in miliseconds (2000=2 seconds)
var effectduration=1000 //Transitional effect duration in miliseconds
var hidecontent_from_legacy=1 //Should content be hidden in legacy browsers- IE4/NS4 (0=no, 1=yes).

var filterid=Math.floor(Math.random()*billboardeffects.length)

document.write('<style type="text/css">\n')
if (document.getElementById)
document.write('.billcontent{display:none;\n'+'filter:progid:DXImageTransform.Microsoft.'+billboardeffects[filterid]+'}\n')
else if (hidecontent_from_legacy)
document.write('#contentwrapper{display:none;}')
document.write('</style>\n')

var selectedDiv=0
var totalDivs=0

function contractboard(){
var inc=0
while (document.getElementById("billboard"+inc)){
document.getElementById("billboard"+inc).style.display="none"
inc++
}
}

function expandboard(){
var selectedDivObj=document.getElementById("billboard"+selectedDiv)
contractboard()
if (selectedDivObj.filters){
if (billboardeffects.length>1){
filterid=Math.floor(Math.random()*billboardeffects.length)
selectedDivObj.style.filter="progid:DXImageTransform.Microsoft."+billboardeffects[filterid]
}
selectedDivObj.filters[0].duration=effectduration/1000
selectedDivObj.filters[0].Apply()
}
selectedDivObj.style.display="block"
if (selectedDivObj.filters)
selectedDivObj.filters[0].Play()
selIndex(selectedDiv);
selectedDiv=(selectedDiv<totalDivs-1)? selectedDiv+1 : 0
time = setTimeout("expandboard()",tickspeed);
}

function startbill(){
while (document.getElementById("billboard"+totalDivs)!=null)
totalDivs++
	if (document.getElementById("billboard0").filters)
	tickspeed+=effectduration
expandboard()
}

if (window.addEventListener)
window.addEventListener("load", startbill, false)
else if (window.attachEvent)
window.attachEvent("onload", startbill)
else if (document.getElementById)
window.onload=startbill


function stopFade() {
if (time) clearTimeout(time);
} 

function selSlide(slide){
stopFade();
selectedDiv = slide;
expandboard();
}

function selIndex(index){
MM_swapImgRestore();
if (index == 0) imagemIndex = "imagens/capa/capa4a1.gif";
if (index == 1) imagemIndex = "imagens/capa/capa4b1.gif";
if (index == 2) imagemIndex = "imagens/capa/capa4c1.gif";
MM_swapImage('imgslide'+index,'',imagemIndex,1);
}



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_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];}
}