var check = "clear";
var check2 = "clear";
var tellen = 0;

function show(){
	document.getElementById('dropdown').style.filter = "alpha(opacity=" + tellen*10 + ")";
	document.getElementById('dropdown').style.opacity = "0." + tellen;
	document.getElementById('dropdown').style.visibility = "visible";
	if (tellen < 9){
		check2 = "notclear";
		tellen++;
		setTimeout("show()",30);
	}else{
		document.getElementById('dropdown').style.filter = "alpha(opacity=100)";
		document.getElementById('dropdown').style.opacity = "1";
		check2 = "clear";
	}
}

function hide(){
	if (check2 == "clear"){
		document.getElementById('dropdown').style.filter = "alpha(opacity=" + tellen*10 + ")";
		document.getElementById('dropdown').style.opacity = "0." + tellen;
		if (tellen > -1){
			tellen--;
			setTimeout("hide()",30);
		}else{
			document.getElementById('dropdown').style.visibility = "hidden";
		}
	}
}

function dropdown1(nummer){
	var positie1 = 103;
	var positie2 = document.getElementById(nummer).offsetLeft;
	var positie3 = 5;
    positie2 = positie2 + positie3;
	
	if (nummer == '50'){document.getElementById('dropdown').innerHTML = '<div><a href="Over_ons">Over ons</a></div><div><a href="nieuws">nieuws</a></div><div><a href="foto_impressie">foto impressie</a></div><div><a href="bikefitting">bikefitting</a></div><div><a href="Reportages">Reportages</a></div>';}if (nummer == '51'){document.getElementById('dropdown').innerHTML = '<div><a href="Producten">Producten</a></div><div><a href="aanbiedingen">aanbiedingen</a></div><div><a href="Occasions">Occasions</a></div><div><a href="verhuur_mountainbikes">verhuur mountainbikes</a></div><div><a href="Dames">Dames</a></div><div><a href="Kinder_en_fietsen">Kinder en fietsen</a></div><div><a href="Waardebon">Waardebon</a></div><div><a href="Schaatsen">Schaatsen</a></div>';}if (nummer == '53'){document.getElementById('dropdown').innerHTML = '<div><a href="hall_of_fame">hall of fame</a></div><div><a href="kalender">kalender</a></div><div><a href="Links">Links</a></div><div><a href="tijmen_eising">tijmen eising</a></div><div><a href="Ambulancedienst_Emmen">Ambulancedienst Emmen</a></div><div><a href="Vasa_Sport_Reizen">Vasa Sport Reizen</a></div><div><a href="Europeeschde">Europeeschde</a></div><div><a href="Politie_bikers_Emmen">Politie bikers Emmen</a></div><div><a href="Specialized_dealerevent">Specialized dealerevent</a></div><div><a href="foto-albums">foto-albums</a></div>';}if (nummer == '55'){document.getElementById('dropdown').innerHTML = '<div><a href="contactformulier">contactformulier</a></div><div><a href="routebeschrijving">routebeschrijving</a></div>';}	
	document.getElementById('dropdown').style.top = positie1 + 'px';
	document.getElementById('dropdown').style.left = positie2 + 'px';
	check = "notclear";
	show();
}


function dropdown2(){
	if (check == "clear"){
		hide();
	}
}

function dropdown3(){
	check = "clear";
	setTimeout("dropdown2()", 1000);
}

function dropdown4(){
	check = "notclear";
	show();
}