// LOGIN
function validaLogin(form) {
ok=1;
var emailFilter=/^.+@.+\..{2,3}$/;
if (!(emailFilter.test(form.emailLogin.value)) || form.senhaLogin.value=='') {
	showHide('loginErro','visible');
	return false;
	}
var illegalChars= /[\(\)\<\>\,\;\:\!\ \\\/\'\"\[\]]/
if (form.emailLogin.value.match(illegalChars) || form.senhaLogin.value=='') {
	showHide('loginErro','visible');
	return false;
	}
if (ok==1) form.submit();
}

// SHOW - HIDE
function showHide(layerName,layerStatus) {
if (document.getElementById) {
	var targetElement = document.getElementById(layerName);
	targetElement.style.visibility = layerStatus;
	}
}