function Trim(txt) 
{
	if (String(txt).length > 0) {
		var aux = new String(txt);
	
		while (aux.charAt(0) == ' ' && aux.length > 0)
			aux = aux.substring(1);

		while (aux.charAt(aux.length-1) == ' ' && aux.length > 0)
			aux = aux.substring(0, aux.length-1);

		return aux;
	} else
		return txt;
}

function takeYear(theDate)
{
	x = theDate.getYear();
	var y = x % 100;
	y += (y < 38) ? 2000 : 1900;
	return y;
}

function leadingZero(nr)
{
	if (nr < 10) nr = "0" + nr;
	return nr;
}

function writeHour()
{
	var Days = new Array('Domingo','Segunda-Feira','Terça-Feira','Quarta-Feira','Quinta-Feira','Sexta-Feira','Sábado');
	var Months = new Array('Janeiro','Fevereiro','Março','Abril','Maio','Junho','Julho','Agosto','Setembro','Outubro','Novembro','Dezembro');

	var today = new Date();
	var Year = takeYear(today);
	var MonthName = Months[today.getMonth()];
	var Month = leadingZero(today.getMonth()+1);
	var DayName = Days[today.getDay()];
	var Day = leadingZero(today.getDate());
	var Hours = leadingZero(today.getHours());
	var Minutes = leadingZero(today.getMinutes());

	
	document.write (+ Hours + ':' + Minutes + ' | ' + Day + ' de ' + MonthName + ' de ' + Year)
	document.write ('<span class="ared10"> | ')
	if (Hours < 12)
	  document.write('Bom dia </span>')
	else if (Hours < 19)
	  document.write('Boa tarde </span>')
	else
	  document.write('Boa noite </span>');
	
}

function writeHourNewsletter()
{
	var Days = new Array('Domingo','Segunda-Feira','Terça-Feira','Quarta-Feira','Quinta-Feira','Sexta-Feira','Sábado');
	var Months = new Array('Janeiro','Fevereiro','Março','Abril','Maio','Junho','Julho','Agosto','Setembro','Outubro','Novembro','Dezembro');

	var today = new Date();
	var Year = takeYear(today);
	var MonthName = Months[today.getMonth()];
	var Month = leadingZero(today.getMonth()+1);
	var DayName = Days[today.getDay()];
	var Day = leadingZero(today.getDate());
	var Hours = leadingZero(today.getHours());
	var Minutes = leadingZero(today.getMinutes());

	
	document.write (Day + ' de ' + MonthName + ' de ' + Year)
	document.write ('<span class="ared10"> | ')
	if (Hours < 12)
	  document.write('Bom dia </span>')
	else if (Hours < 19)
	  document.write('Boa tarde </span>')
	else
	  document.write('Boa noite </span>');
	
}

function MM_openBrWindow(theURL,winName,features) 
{
  window.open(theURL,winName,features);
}
function MM_callJS(jsStr) 
{
  return eval(jsStr)
}

// <HEADER.ASA>
function MM_findObj(n, d) { //v4.0

	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 && document.getElementById) x=document.getElementById(n); return x;
}

function MM_showHideLayers() { //v3.0
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; }
}
// </HEADER.ASA>



function preloadImage(url, target) 
{
	var img = new Image();
	img.style.visibility = "hidden";
	img.src = url;
	//document.getElementById(target).style.backgroundImage = "url(" + img.src + ")";
	img.onload = function() 
	{	

		document.getElementById(target).style.backgroundImage = "url('')";
		document.getElementById(target).style.backgroundImage = "url(" + img.src + ")";

	}

}

function maxChars(text)
{
	if (text.value.length > 500)
	{
		text.value = text.value.substring(0, 500);
		return false;
	}
}

function validarComentario(frm) {
	if (frm.nome.value.length < 2) {
		alert("Nome inválido");
		frm.nome.focus();
		return false;
	}
	if (frm.email.value.indexOf("@") == -1 || frm.email.value.indexOf(".") == -1) {
		alert("E-mail inválido");
		frm.email.focus();
		return false;
	}
	if (frm.comentario.value.length < 2) {
		alert("Insira o comentário por favor.");
		frm.comentario.focus();
		return false;
	}
	return true;
}