// popupscherm...
	var win = null;
	function NewWindow(mypage,myname,w,h,scroll)
	{
		LeftPosition = (screen.width) ? (screen.width-w)/2 : 0;
		TopPosition = (screen.height) ? (screen.height-h)/2 : 0;
		settings = 'height='+h+',width='+w+',top=50,left='+LeftPosition+',scrollbars='+scroll+''
		win = window.open(mypage,myname,settings)
	}

// jump-menu...
	function MM_jumpMenu(targ,selObj,restore)
	{ //v3.0
		eval(targ +".location='"+ selObj.options[selObj.selectedIndex].value +"'");
		if (restore) selObj.selectedIndex = 0;
	}

// begroeting...
function Begroeting()
{   vandaag = new Date()
    if (vandaag.getHours() >= 18) var welkom = ("Goedenavond");
    else
       if (vandaag.getHours() >= 12) var welkom = ("Goedemiddag");
       else
          if (vandaag.getHours() >= 6) var welkom = ("Goedemorgen");
          else
             var welkom = ("Een hele goedenacht");

    document.write(welkom+"");
}