//GOOGLE TRACKER
try {
    var pageTracker = _gat._getTracker("UA-7287331-1");
    pageTracker._trackPageview();
} catch (err) { }

var today = new Date();
var zero_date = new Date();
today.setTime(today.getTime() - zero_date.getTime());
var cookie_expire_date = new Date(today.getTime() + (8 * 7 * 86400000));

function Get_Cookie(name) {
    var start = document.cookie.indexOf(name + "=");
    var len = start + name.length + 1;
    if ((!start) && (name != document.cookie.substring(0, name.length))) return null;
    if (start == -1) return null;
    var end = document.cookie.indexOf(";", len);
    if (end == -1) end = document.cookie.length;
    return unescape(document.cookie.substring(len, end));
}
function Set_Cookie(name, value, expires, path, domain, secure) {
    // set time, it's in milliseconds
    var today = new Date();
    today.setTime(today.getTime());

    /*
    if the expires variable is set, make the correct 
    expires time, the current script below will set 
    it for x number of days, to make it for hours, 
    delete * 24, for minutes, delete * 60 * 24
    */
    if (expires) {
        expires = expires * 1000 * 60 * 60 * 24;
    }
    var expires_date = new Date(today.getTime() + (expires));

    document.cookie = name + "=" + escape(value) +
((expires) ? ";expires=" + expires_date.toGMTString() : "") +
((path) ? ";path=" + path : "") +
((domain) ? ";domain=" + domain : "") +
((secure) ? ";secure" : "");
}

function Delete_Cookie(name, path, domain) {
    if (Get_Cookie(name)) document.cookie = name + "=" +
      ((path) ? ";path=" + path : "") +
      ((domain) ? ";domain=" + domain : "") +
      ";expires=Thu, 01-Jan-70 00:00:01 GMT";
}
var tam = null;
function mudaFonte(tipo) {
    if (Math.round(Get_Cookie("RP_fonte")) == 0) {
        tam = null;
    } else {
        tam = Math.round(Get_Cookie("RP_fonte"));
    }

    if (tam == null) {
        tam = 12;
    }
    if (tipo == "mais") { tam += 2; }
    else if (tipo == "menos") { tam -= 2; }
    else { tam = tam }
    document.getElementById('ctl00_ContentPlaceHolder1_trocatxt').style.fontSize = tam + 'px';
    Set_Cookie("RP_fonte", tam, '', "/", false);
}

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_showHideLayers() { //v6.0
    var i, p, v, obj, args = MM_showHideLayers.arguments;
    for (i = 0; i < (args.length - 2); i += 3) if ((obj = MM_findObj(args[i])) != null) {
        v = args[i + 2];
        if (obj.style) { obj = obj.style; v = (v == 'show') ? 'visible' : (v == 'hide') ? 'hidden' : v; }
        obj.visibility = v;
    }
}

function abrefechaMenu() { //v6.0
    //alert("entrou="+document.getElementById("menu"))
    var menu = document.getElementById("menu")
    //alert("menu="+menu.style.visibility)

    if (menu.style.visibility == 'visible') {
        menu.style.visibility = 'hidden'
    }
    else {
        menu.style.visibility = 'visible'
    }
}

function MM_changeProp(objName, x, theProp, theValue) { //v6.0
    var obj = MM_findObj(objName);
    if (obj && (theProp.indexOf("style.") == -1 || obj.style)) {
        if (theValue == true || theValue == false)
            eval("obj." + theProp + "=" + theValue);
        else eval("obj." + theProp + "='" + theValue + "'");
    }
}

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_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]; }
}

function mailpage(tema, link) {
    //alert("mailto:?subject=Leia na Revista piau&iacute;: " + tema + "&body=Voc&ecirc;, que tem um parafuso a mais, n&atilde;o pode deixar de ler este texto: &nbsp;" + link);
    //var mail_str = "mailto:?subject=Leia na Revista Piau&iacute;: " + tema + "&body=Voc&ecirc;, que tem um parafuso a mais, n&atilde;o pode deixar de ler este texto: &nbsp;" + link;

    var browsName = navigator.appName;
    if (browsName == "Microsoft Internet Explorer") {
        mail_str = "mailto:?subject=Leia na Revista Piau&iacute;: " + tema + "&body=Voc&ecirc;, que tem um parafuso a mais, n&atilde;o pode deixar de ler este texto: " + link;
    } else {
        mail_str = "mailto:?subject=Leia na Revista Piaui: " + tema + "&body=Voce, que tem um parafuso a mais, nao pode deixar de ler este texto: " + link;
    }
    location.href = mail_str;
}

function MM_openBrWindow(mypage, name, atrib) {
    window.open(mypage, name, atrib);
}


function MM_jumpMenu(targ, selObj, restore) { //v3.0
    //alert("targ=" +targ+ " selObj=" +selObj + " restore=" + restore+ " ");
    window.open(selObj.options[selObj.selectedIndex].value, targ);
    if (restore) selObj.selectedIndex = 0;
}