var oblog;
var incremento;
var decremento;
var acremento = new Array(4,4,4,3,3,3,2,2,2,1); //6,6,6,4,4,2,2
var frame;
var intervi;
var intervd;
var maxh = 30;
var minh = 2;
var animando = false;
    window.onload = function(){
        oblog = document.getElementById("logindiv");
        //fladiv = document.getElementById("flash_conceit");
        //fladiv.style.height = "197px";
        //fladiv.style.backgroundImage = "url(../../img/fundo_loader.jpg)";
        //fladiv.style.backgroundRepeat = "no-repeat";
        //fladiv.style.backgroundPosition = "center";
        //
        var total = 5;
        var sel = randRange(1, total);
        //
        var ac = new SWFObject("../../swf/"+sel.toString()+"conceitual.swf", "aconceitual", "1002", "197", "8", "#ffffff");
        ac.addParam("quality", "high");
        ac.addParam("wmode", "transparent");
        ac.addParam("menu", "false");
        ac.write("flash_conceit");
        //   "../../swf/"+sel.toString()+"conceitual.swf"
    }
    //
    function randRange(min, max) {
        var randomNum = Math.floor(Math.random() * (max - min + 1)) + min;
        return randomNum;
    }
    //
    //
    function abre_login(){
        //document.body.style.overflow = "hidden";
        frame = 0;
        oblog.style.display = "block";
        oblog.style.height = "2px";
        incremento = minh;
        abre();
    }
    function fecha_login(){
        //document.body.style.overflow = "auto";
        frame = 0;
        decremento = maxh;
        fecha();
    }
    //
    function abre(){
        clearTimeout(intervi);
        if(incremento<maxh){
            oblog.style.height = incremento+"px";
            intervi = setTimeout("abre();", 2);
        }else{
            oblog.style.height = "30px";
        }
        incremento += acremento[frame];
        frame++;
    }
    function fecha(){
        clearTimeout(intervd);
        if(decremento>minh){
            oblog.style.height = decremento+"px";
            intervd = setTimeout("fecha();", 2);
        }else{
            oblog.style.display = "none";
            oblog.style.height = "2px";
        }
        decremento -= acremento[frame];
        frame++;
    }