function readon() {
	document.getElementById('column_vervolg').style.display='block',
	document.getElementById('readon').style.display='none';
}

var timeout         = 500;
var closetimer	    = 0;
var ddmenuitem      = 0;

function aveqmenu_open()
{	aveqmenu_canceltimer();
	aveqmenu_close();
	ddmenuitem = $(this).find('ul').eq(0).css('visibility', 'visible');
}

function aveqmenu_close()
{
	if(ddmenuitem) ddmenuitem.css('visibility', 'hidden');
}

function aveqmenu_timer()
{
	closetimer = window.setTimeout(aveqmenu_close, timeout);}

function aveqmenu_canceltimer()
{	if(closetimer)
	{	window.clearTimeout(closetimer);
		closetimer = null;}}

$(document).ready(function()
{	$('#aveqmenu > li').bind('mouseover', aveqmenu_open);
	$('#aveqmenu > li').bind('mouseout',  aveqmenu_timer);
});

document.onclick = aveqmenu_close;