var city_array = new Array(0);
var oldvalue = "";

function fillCityArray(selectedValue) {
  if (selectedValue != "") {
	city_array.push(selectedValue);
	document.selectform.dummyplaats.value = document.selectform.dummyplaats.value + selectedValue+"\n";
	document.searchForm.plaats.value = city_array;
  }
}
function clearCityArray() {
	city_array = [];  
	document.selectform.dummyplaats.value = city_array;
	document.searchForm.plaats.value = city_array;
}