var Pop = null

function klik(naam)
	{
	var x = (screen.width-550)/2;
	var y = (screen.height-500)/2;
	Pop = window.open("https://www.kw1c.nl/medewerkers/poplog.asp?"+naam,"Pop","scrollbars=yes,width=550,height=300,left="+x+",top="+y);
	}

function sluit()
	{	if (Pop != null && Pop.open) Pop.close();
	}