function checkAll()
{
    box = document.getElementById("radio2");
    boxes = document.getElementsByName("excluir[]");

    if(box.checked == true) {
        for (i = 0; i < boxes.length; i++)
            boxes[i].checked = true ;
    } else {
        for (i = 0; i < boxes.length; i++)
            boxes[i].checked = false ;
    }
}

function troca(texto) {
    var url = "includs/" + texto;
    request.open("GET", url, true);
    request.onreadystatechange = fetchResult;
    request.send(null);
}

function fetchResult() {
    if (request.readyState == 4) {
        if (request.status == 200) {
            var result = request.responseText;
            document.getElementById('empresa').innerHTML = result;
        }
    }
}

function cliente(clienteId) {
    var url = "controladores/clienteAjaxControlador.php5?id=" + clienteId;
    request.open("GET", url, true);
    request.onreadystatechange = resultDescricao;
    request.send(null);
}

function resultDescricao() {
    if (request.readyState == 4) {
        if (request.status == 200) {
            var result = request.responseText;
            document.getElementById('descricao').style.display = "block";
            document.getElementById('descricao').innerHTML = result;
        }
    }
}


function updateDetalhe() {
    var IE = document.all?true:false

    if (!IE) document.captureEvents(Event.MOUSEMOVE)

    var tempX = 0
    var tempY = 0

    document.onmousemove = function getMouseXY(e) {
        if (IE) { // grab the x-y pos.s if browser is IE
            tempX = event.clientX + document.body.scrollLeft
            tempY = event.clientY + document.body.scrollTop
        } else {  // grab the x-y pos.s if browser is NS
            tempX = e.pageX
            tempY = e.pageY
        }
        // catch possible negative values in NS4
        if (tempX < 0){
            tempX = 0
        }
        if (tempY < 0){
            tempY = 0
        }
        // show the position values in the form named Show
        // in the text fields named MouseX and MouseY
        document.getElementById('descricao').style.left = tempX+10 + 'px';
        document.getElementById('descricao').style.top = tempY+10 + 'px';
        return true
    }
}

function fechar(campo) {
    document.getElementById(campo).style.display = 'none';
}

function isValid(campo, tipo) {
    var element = document.getElementById(campo);
    var valido;

    if (tipo=='email') {
        valido = isValidEmail(element.value);
    } else if (tipo=='telefone') {
        valido = isValidTelefone(element.value);
    }

    if (!valido) {
        element.style.color = "red";
        document.getElementById('enviar').disabled = 'disabled';
    } else {
        element.style.color = "black";
        document.getElementById('enviar').disabled = '';
    }
}

function isValidTelefone(telefone) {
    if (isNaN(telefone) || telefone.length <= 8) {
        return false;
    }
    return true;
}

function isValidEmail(email, required) {
    if (required==undefined) {   // if not specified, assume it's required
        required=true;
    }
    if (email==null) {
        if (required) {
            return false;
        }
        return true;
    }
    if (email.length==0) {
        if (required) {
            return false;
        }
        return true;
    }
    if (! allValidChars(email)) {  // check to make sure all characters are valid
        return false;
    }
    if (email.indexOf("@") < 1) { //  must contain @, and it must not be the first character
        return false;
    } else if (email.lastIndexOf(".") <= email.indexOf("@")) {  // last dot must be after the @
        return false;
    } else if (email.indexOf("@") == email.length) {  // @ must not be the last character
        return false;
    } else if (email.indexOf("..") >=0) { // two periods in a row is not valid
        return false;
    } else if (email.indexOf(".") == email.length) {  // . must not be the last character
        return false;
    }
    return true;
}

function allValidChars(email) {
    var parsed = true;
    var validchars = "abcdefghijklmnopqrstuvwxyz0123456789@.-_";
    for (var i=0; i < email.length; i++) {
        var letter = email.charAt(i).toLowerCase();
        if (validchars.indexOf(letter) != -1)
            continue;
        parsed = false;
        break;
    }
    return parsed;
}