var navClicked = false;
function nav(page, keywords, params, direction, totalItems, sort, curpage){
	if(page != curpage) {
		if(navClicked == false){
			navClicked = true;
			if (document.getElementById('btnNext')) document.getElementById('btnNext').disabled = true;
			if (document.getElementById('btnBack')) document.getElementById('btnBack').disabled = true;
			//url = "webshop.asp?act=catalog&page="+page+"&direction="+direction+"&keywords="+keywords+""+params+"&totalItems="+totalItems+"&sort="+sort;
			url = "webshop.asp?act=catalog&page="+page+"&direction="+direction+"&keywords="+keywords+""+params+"&totalItems="+totalItems;
		
			document.location.href = url;
		}
	}
}

function calcHeight()
{
  var the_height = document.getElementById('externalframe').contentWindow.document.body.scrollHeight;

  document.getElementById('externalframe').height= the_height;
}

function EnterPressed(e) {
  var characterCode
  if(e && e.which){
    e = e
    characterCode = e.which
  }
  else {
    e = event
    characterCode = e.keyCode
  }
  if (characterCode == 13) return true
  else return false
}

function checkAdresWaarde(object)
{
    if (object) {
        document.getElementById("mailaddress").value = document.getElementById("deladdress").value
        document.getElementById("mailPostcode").value = document.getElementById("delPostcode").value
        document.getElementById("mailCity").value = document.getElementById("delCity").value
    }
}