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_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_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];}
}

/* -----------------------------------------Função Botão --------------*/

function DoNews(){
	var msg = "";
	if(!isEmail(document.getElementById("email_news").value)){
		msg = msg + "Informe um endereço de E-mail válido.\n";
	}
	
	if(msg != ""){
		alert(msg);
	} else {
		document.getElementById("news").submit();
	}
}

/* -----------------------------------------Função Menu Over --------------*/

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_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_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];}
}


/* -----------------------------------------Função  Limpa Formulário--------------*/

function Limpar(){
	document.getElementById("nome").value="";
	document.getElementById("sobrenome").value="";
	document.getElementById("email").value="";
	document.getElementById("comentario").value="";
	document.getElementById("telefone").value="";

}

function Limpar2(){
	document.getElementById("nome").value="";
	document.getElementById("sobrenome").value="";
	document.getElementById("endereco").value="";
	document.getElementById("complemento").value="";
	document.getElementById("cep").value="";
	document.getElementById("telefone").value="";
	document.getElementById("email").value="";	
	document.getElementById("comentario").value="";
	document.getElementById("bairro").value="";	

}

function Limpar3(){
	document.getElementById("nome").value="";
	document.getElementById("email").value="";
	document.getElementById("empresa").value="";
	document.getElementById("ramo").value="";
	document.getElementById("endereco").value="";
	document.getElementById("bairro").value="";
	document.getElementById("telefone").value="";	
	document.getElementById("comentario").value="";

}

/* -----------------------------------------Função  Enviar Formulário--------------*/


function Enviar(){
	if(Validar()){
		document.form1.submit();
	}
}

function Enviar2(){
	if(Validar2()){
		document.form1.submit();
	}
}


/* -----------------------------------------Função Validação Formulário --------------*/

function Validar(){

	if (Trim(document.getElementById("nome").value)==""){
		alert("Preencha o campo Nome");
		document.getElementById("nome").focus();
		return false;
	}
	
	if (Trim(document.getElementById("email").value)==""){
		alert("Preencha o campo E-mail");
		document.getElementById("email").focus();
		return false;
	}
	
	if (Trim(document.getElementById("comentario").value)==""){
		alert("Preencha o campo Comentários");
		document.getElementById("comentario").focus();
		return false;
	}

	return true;
}

function Validar2(){
	
	if (Trim(document.getElementById("nome").value)==""){
		alert("Preencha o campo Nome");
		document.getElementById("nome").focus();
		return false;
	}
	
	if (Trim(document.getElementById("sobrenome").value)==""){
		alert("Preencha o campo Sobrenome");
		document.getElementById("sobrenome").focus();
		return false;
	}
	
	if (Trim(document.getElementById("endereco").value)==""){
		alert("Preencha o campo Endereco");
		document.getElementById("endereco").focus();
		return false;
	}
	
	if (Trim(document.getElementById("bairro").value)==""){
		alert("Preencha o campo Bairro");
		document.getElementById("bairro").focus();
		return false;
	}

	if (Trim(document.getElementById("cep").value)==""){
		alert("Preencha o campo Cep");
		document.getElementById("cep").focus();
		return false;
	}

	if (Trim(document.getElementById("telefone").value)==""){
		alert("Preencha o campo Telefone");
		document.getElementById("telefone").focus();
		return false;
	}

	if (Trim(document.getElementById("email").value)==""){
		alert("Preencha o campo E-mail");
		document.getElementById("email").focus();
		return false;
	}

	if (Trim(document.getElementById("comentario").value)==""){
		alert("Preencha o campo Comentários");
		document.getElementById("comentario").focus();
		return false;
	}
	
	return true;
}


function LTrim(str) {
	var	whitespace = new String(" \t\n\r");
	var	s =	new	String(str);
	
	if (whitespace.indexOf(s.charAt(0))	!= -1) {
		var	j=0, i = s.length;
		
		while (j < i && whitespace.indexOf(s.charAt(j)) != -1)
			j++;
	
		s =	s.substring(j, i);
	}
	return s;
}

//Retira espaços em branco à Direita da String fornecida
function RTrim(str)
{
	var	whitespace = new String(" \t\n\r");
	var	s =	new	String(str);

	if (whitespace.indexOf(s.charAt(s.length-1)) !=	-1)	{
		var	i =	s.length - 1;

		while (i >= 0 && whitespace.indexOf(s.charAt(i)) != -1)
			i--;

		s =	s.substring(0, i+1);
	}
	return s;
}

//Retira espaços em branco antes e depois da String fornecida
function Trim(str){
	return RTrim(LTrim(str));
}