// Impede Sele
document.onselectstart = function() { return false; }
// Menu Lateral
if (document.getElementById){
    document.write('<style type="text/css">')
    document.write('.options{display: none;}')
    document.write('</style>')
}
function TrocaMenu(obj){
    if(document.getElementById){
        var el = document.getElementById(obj);
        var ar = document.getElementById("parent").getElementsByTagName("div");
        if(el.style.display != "block"){
            for (var x=0;x<ar.length; x++){
                if (ar[x].className=="options") ar[x].style.display = "none";
            }
            el.style.display = "block";
        }else{
            el.style.display = "none";
        }
    }
}