function vulModellen(merk,model,sort) {
   var url = '';
   if (sort == 'occ'){
      url = '/owa_dima/owa/att_occsearch.getModellen_xml?p_merk=' + merk + '&p_code=' + document.listfordealer.p_code.value;
   } else if (sort == 'nav') {
      url = '/owa_dima/owa/att_nav_search.getModellen_xml?p_merk=' + merk + '&p_code=' + document.listfordealer.p_code.value;
   }
   xmlhttpHandler2(url,model);
}

function xmlhttpResponse(dom,model) {

       var poplist = document.listfordealer.p_model;
	   var poplist_value = dom.getElementsByTagName('MODEL');

	   with (poplist) {
	      for(i=options.length-1;i>0;i--) {
			  options[i] = null;
	      }
		  // altijd een default option
	      options[0] = new Option('Select een model','');
	      // vul modellen
		  for (var i=0; i<poplist_value.length;i++) {
	        options[i+1] = new Option(poplist_value[i].firstChild.nodeValue,poplist_value[i].firstChild.nodeValue); 
			if (poplist_value[i].firstChild.nodeValue==model){
			   document.listfordealer.p_model.options[i+1].selected=true;
			}
	      }
	  }
}

function initCaps(in_str) {
   var out_str = '';
   out_str = in_str.substr(0,1).toUpperCase()+in_str.substr(1).toLowerCase();
   return out_str;
}