/* troca de imagens do MENU - slice  - */

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];}
}




/* troca o tamanho de fonte  */

function setActiveStyleSheet(title) {
  var i, a, main;
  if (title) {
    for(i=0; (a = document.getElementsByTagName('link')[i]); i++) {
      if(a.getAttribute('rel').indexOf('style') != -1 && a.getAttribute('title')) {
        a.disabled = true;
        if(a.getAttribute('title') == title) a.disabled = false;
      }
    }
  }
}

function getActiveStyleSheet() {
    var i, a;
    for(i=0; (a = document.getElementsByTagName('link')[i]); i++) {
      if(a.getAttribute('rel').indexOf('style') != -1 && a.getAttribute('title') && !a.disabled) return a.getAttribute('title');
    }
    return null;
}

function getPreferredStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName('link')[i]); i++) {
    if(a.getAttribute('rel').indexOf('style') != -1
       && a.getAttribute('rel').indexOf('alt') == -1
       && a.getAttribute('title')
       )
       return a.getAttribute('title');
  }
  return null;
}

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 eraseCookie(name) {
	createCookie(name,'',-1);
}

function setFontSize(fontVal) {
	var fontSet = document.getElementById('fontSet');
	var docBase = new Array(); docBase = document.getElementsByTagName('body');
	if (!fontVal) {fontVal = document.getElementById('fontSet').value;}
	var docSize = fontVal+'px';
	createCookie('baseTextSize', fontVal, 365);
	docBase[0].style.fontSize = docSize;
	if (fontSet) {fontSet.value = fontVal;}
}

window.onload = function(e) {
  var cookie = readCookie('themeName');
  var title = cookie ? cookie : getPreferredStyleSheet();
  setActiveStyleSheet(title);
  var cookie2 = readCookie('baseTextSize');
  if (cookie2) {setFontSize(cookie2);}
}

window.onunload = function(e) {
  var title = getActiveStyleSheet();
  createCookie('themeName', title, 365);
}


var tamFonte = 'hrmtalt';

function trocaVariavel(){
	if (tamFonte == 'hrmtalt')
	{
		tamFonte = 'hrmt';
	}else{
		tamFonte = 'hrmtalt';
	}

}