var showintro = true;
var alwayshowintro = true;

function startIntro () {
    var urlquery = true;    
    var showintro = true;
    if (urlquery = location.href.length < 128) {
        urlquery = location.href.split("=");
        if (urlquery[1] != undefined) {
            showintro = urlquery[1];
            alwayshowintro = urlquery[1];
        }
    }
	if (showintro == true || alwayshowintro == true) {
		Fade();
        Show();
	} else {
        document.getElementById("intro_1").style.opacity = "1.0";
        new Effect.Appear("intro_2", {duration:0, from:0.0, to:1.0});
        new Effect.Appear("intro_3", {duration:0, from:0.0, to:1.0});
    }
}
function Fade() {
    new Effect.Appear("intro_1", {duration:0, from:0.0, to:1.0});
    new Effect.Fade("intro_1", {duration:5});
}
function Show() {
    new Effect.Appear("intro_2", {duration:5, from:0.0, to:1.0});
    new Effect.Appear("intro_3", {duration:3, from:0.0, to:1.0});
}