// Funçao de exibir Contato (abre Rodapé)
// Leopoldo Rezende
var atual;
function fechaCurso(){
	for(i=1;i<=9;i++) {
		document.getElementById("curso"+i).style.display="none";
	}
}
function abreCurso(id){
	fechaCurso();
	if(atual != id) {
		document.getElementById("curso"+id).style.display="block";
		atual = id;
	}
	else atual = "";
}

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];}
}

function openAjax() {
	var ajax;
	try{
		ajax = new XMLHttpRequest();
	}catch(ee){
		try{
			ajax = new ActiveXObject("Msxml2.XMLHTTP");
		}catch(e){
			try{
				ajax = new ActiveXObject("Microsoft.XMLHTTP");
			}catch(E){
				ajax = false;
			}
		}
	}
	return ajax;
}

function post(n_form,destino){
	var postData = "";
	var checkbox_radio_verificados = "";
	for(var x=0;x<n_form.length;x++){
		if(n_form[x].name!=undefined){
			if(n_form[x].type=='text' || n_form[x].type=='password' || n_form[x].type=='hidden' || n_form[x].type=='textarea'){
				postData+=n_form[x].name+'='+n_form[x].value+'&';
			}
	
			if(n_form[x].type=="checkbox" || n_form[x].type=="radio"){
				if(checkbox_radio_verificados.indexOf(n_form[x].name)<0){
					checkbox_radio_checked=0;
					for(var i3=0;i3<n_form.length;i3++){
						if(n_form[i3].name==n_form[x].name && n_form[i3].checked){
							postData+=n_form[x].name+'='+escape(n_form[i3].value)+'&';
						}
					}
					checkbox_radio_verificados+=n_form[x].name+',';
				}
			}
		}
	}
	postData = postData.substr(0,postData.length-1);
	var ajax = openAjax();
	ajax.open('POST', n_form.action, true);
	ajax.setRequestHeader('encoding','ISO-8859-1');
	ajax.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
	ajax.send(postData);
	ajax.onreadystatechange = function() {
		if (ajax.readyState == 4) {
			if (ajax.status == 200) {
				document.getElementById(destino).innerHTML = ajax.responseText;
				n_form.reset();
			}else{
				alert("Erro: " + ajax.statusText);
			}
		 }
	}
}

function display(obj){
	if(document.getElementById(obj).style.display=='none'){
		document.getElementById(obj).style.display='block';
	}else{
		document.getElementById(obj).style.display='none';
	}
}