//Useful functions
function findPosY(obj) {
	var posTop = 0;
	while (obj.offsetParent) {posTop += obj.offsetTop; obj = obj.offsetParent;}
	return posTop;
}
function findPosX(obj) {
	var posLeft = 0;
	while (obj.offsetParent) {posLeft += obj.offsetLeft; obj = obj.offsetParent;}
	return posLeft;
}

/* Alter sizes */
var prefsLoaded = false;
var defaultFontSize =100;
var currentFontSize = defaultFontSize;

function revertStyles(){

        currentFontSize = defaultFontSize;
        changeFontSize(0);

}

function toggleColors(){
        if(currentStyle == "White"){
                setColor("Black");
        }else{
                setColor("White");
        }
}

function changeFontSize(sizeDifference){
        currentFontSize = parseInt(currentFontSize) + parseInt(sizeDifference * 5);

        if(currentFontSize > 220){
                currentFontSize = 220;
        }else if(currentFontSize < 60){
                currentFontSize = 60;
        }

        setFontSize(currentFontSize);
};

function setFontSize(fontSize){
        var stObj = (document.getElementById) ? document.getElementById('conteudo') : document.all('conteudo');
        document.body.style.fontSize = fontSize + '%';

        //alert (document.body.style.fontSize);
};

function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
};

function readCookie(name) {
  var nameEQ = name + "=";
  var ca = document.cookie.split(';');
  for(var i=0;i < ca.length;i++) {
    var c = ca[i];
    while (c.charAt(0)==' ') c = c.substring(1,c.length);
    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
  }
  return null;
};

function setUserOptions(){
        if(!prefsLoaded){

                cookie = readCookie("fontSize");
                currentFontSize = cookie ? cookie : defaultFontSize;
                setFontSize(currentFontSize);

                prefsLoaded = true;
        }

}

window.onunload = saveSettings;

function saveSettings()
{
  createCookie("fontSize", currentFontSize, 365);
}

// Distributed by http://www.hypergurl.com

// Scrollers width here (in pixels)
var scrollerwidth="180px"

// Scrollers height here
var scrollerheight="205px"

// Scrollers speed here (larger is faster 1-10)
var scrollerspeed=4

var pauseit=1


// Change nothing below!

scrollerspeed=(document.all)? scrollerspeed : Math.max(1, scrollerspeed-1) //slow speed down by 1 for NS
var copyspeed=scrollerspeed
var iedom=document.all||document.getElementById
var actualheight=''
var cross_scroller, ns_scroller
var pausespeed=(pauseit==0)? copyspeed: 0

function populate(){
	if (iedom){
		cross_scroller=document.getElementById? document.getElementById("iescroller") : document.all.iescroller
		cross_scroller.style.top=parseInt(scrollerheight)+8+"px"
		cross_scroller.innerHTML=scrollercontent
		actualheight=cross_scroller.offsetHeight
	}
	else if (document.layers){
		ns_scroller=document.ns_scroller.document.ns_scroller2
		ns_scroller.top=parseInt(scrollerheight)+8
		ns_scroller.document.write(scrollercontent)
		ns_scroller.document.close()
		actualheight=ns_scroller.document.height
	}
	lefttime=setInterval("scrollscroller()",80)
}

function scrollscroller() {
	if (iedom){
		if (parseInt(cross_scroller.style.top)>(actualheight*(-1)+8))
			cross_scroller.style.top=parseInt(cross_scroller.style.top)-copyspeed+"px"
		else
			cross_scroller.style.top=parseInt(scrollerheight)+8+"px"
	}
	else if (document.layers){
		if (ns_scroller.top>(actualheight*(-1)+8))
			ns_scroller.top-=copyspeed
		else
			ns_scroller.top=parseInt(scrollerheight)+8
	}
}