// JavaScript Document
function slideOut(div, curHeight, maxHeight, px) {
	var speed = 0;
	if (parseInt(curHeight) < parseInt(maxHeight)) {
		curHeight += px;
		div.style.height = curHeight+'px';
		setTimeout(function() { slideOut(div, curHeight, maxHeight, px); }, speed);
	} else 	{
		div.style.height = maxHeight+'px';
	}
}
function slideIn(div, curHeight, minHeight, px)  {
    var speed = 0;
    if (parseInt(curHeight) > parseInt(minHeight)) {
        curHeight -= px;
        div.style.height = curHeight+'px';
        setTimeout(function() { slideIn(div, curHeight, minHeight, px); }, speed);
    } else {
        div.style.height = '0';
    }
}
function closeFunbox () {
}
function showFunbox(id) {
	document.getElementById("nagenieten").style.height = 0;
	document.getElementById("poll").style.height = 0;
	document.getElementById("tellafriend").style.height = 0;
	document.getElementById("youtube").style.height = 0;
	slideOut(document.getElementById(id),1,160,5);
}
function openVenster(url) {
	winNew=window.open(url,"newWindow","width=382,height=400,location=no,scrollbars=no,toolbar=no")
}
function openVenster2(url) {
	winNew=window.open(url,"newWindow","width=383,height=599,location=no,scrollbars=no,toolbar=no")
}
function checkLengte(f) {
	var woorden=f.value.split(" ");
	if (woorden.length>250) alert("Pas op! Uw bijdrage wordt te lang.\nBijdrage mogen niet langer zijn dan 250 woorden.\nLangere bijdragen zullen worden afgebroken.")
}