function menured(menuitem) 
{
  menuitem.style.color = '#940C0C';
}

function menugray(menuitem) 
{
  menuitem.style.color = '#666666';
}

function bgchange(elmnt){
 elmnt.style.background = 'url(images/menuover.gif) repeat-x'
}

function bgchangeback(elmnt){
 elmnt.style.background = 'url(images/menuout.gif) repeat-x'
}

function toonmenu(elmnt){
  document.getElementById(elmnt).style.visibility="visible"
}

function verstopmenu(elmnt){
  document.getElementById(elmnt).style.visibility="hidden"
}

function disableVerstuur(){
  if( ( document.Form.geadresseerdeNaam.value.length < 2 ) || ( document.Form.geadresseerdeEmail.value.length < 2  ) || ( document.Form.afzenderNaam.value.length < 2  ) || ( document.Form.afzenderEmail.value.length < 2 ) ){ 
	document.Form.Submit.disabled = true;	
  }else{
    document.Form.Submit.disabled = false;
  }
}