// enter
function KeyDownHandler(btn) {
    // process only the Enter key
    if (event.keyCode == 13) {
        executaSubmmit(btn);
    }
}

// onblur
function executaSubmmit(btn) {
    event.returnValue=false;
    event.cancel = true;
    btn.click();
}


function enviarEnter(idBtn, event) {
    alert(event.keyCode);
    if (event.keyCode == 13) {
        enviarOnBlur(idBtn, event);
    }
}


function enviarOnBlur(idBtn, event) {
    event.returnValue=false;
    event.cancel = true;
    var btn = document.getElementById(idBtn);
    if (btn!=null){
        btn.click();
    }
}