function initAjaxRequest() {
 
 var request;
 
 if (window.ActiveXObject) {
  request = new ActiveXObject("Microsoft.XMLHTTP");
 } else {
  request = new XMLHttpRequest();
 }
 
 return request;

}

function sendAjaxGetRequest(url, container) {
	
 ajaxRequest = initAjaxRequest();
	
 var rand = Math.random();
	
 ajaxRequest.open('GET', ''+url+'&rand='+rand+'');
 ajaxRequest.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
 ajaxRequest.onreadystatechange = function() {
 
 if (ajaxRequest.readyState == 4) {
	document.getElementById(container).innerHTML=ajaxRequest.responseText;
 }
 
 }
 
 ajaxRequest.send(null);

}

function ShowSearchPreview(type,fieldname){

 sendAjaxGetRequest('/ajax/zoeken.php?zoeken=1', 'animatie');
	
}