// JavaScript Document
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;
}