function getHTTPObject(){
		if (window.ActiveXObject){
			return new ActiveXObject("Microsoft.XMLHTTP");
		}else if (window.XMLHttpRequest) {
			return new XMLHttpRequest();
		}else {
			alert("Your browser does not support AJAX.");
			return null;
		}
	}
	
	function parkeren(id){

		httpObject = getHTTPObject();

		if (httpObject != null) {

			httpObject.open("GET", "/local/ajax/parkeren.php?motor_idnr="+id, true);

			httpObject.send(null);
			httpObject.onreadystatechange = setOutput;
		}
	}
	
	function setOutput(){
		if(httpObject.readyState == 4){
			document.getElementById('park').innerHTML = httpObject.responseText;
			verstoppertje('park');
			
		}
	}
	
	function verstoppertje(huidig){
		if(huidig=="email-aanbieder"){
			document.getElementById('email-aanbieder').style.display='block';
			document.getElementById('email-vriend').style.display='none';
			document.getElementById('park').style.display='none';
		}
		if(huidig=="email-vriend"){
			document.getElementById('email-aanbieder').style.display='none';
			document.getElementById('email-vriend').style.display='block';
			document.getElementById('park').style.display='none';
		}
		if(huidig=="park"){
			document.getElementById('email-aanbieder').style.display='none';
			document.getElementById('email-vriend').style.display='none';
			document.getElementById('park').style.display='block';
		}		
	}
	
	function verwijder_park(id){

		httpObject = getHTTPObject();

		if (httpObject != null) {

			httpObject.open("GET", "/local/ajax/parkeren.php?del_idnr="+id+"&actie=del", true);

			httpObject.send(null);
			httpObject.onreadystatechange = doVerwijder;
		}
	}
	
	function doVerwijder(){
		if(httpObject.readyState == 4){
			document.getElementById('park').innerHTML = httpObject.responseText;
			document.getElementById('park').style.display = 'block';
		}			
	}
				
function meer_technische_gegevens(){
	

	document.getElementById('link-meer-technische-gegevens').style.display='none';
	document.getElementById('link-minder-technische-gegevens').style.display='block';
}

function minder_technische_gegevens(){

	document.getElementById('link-meer-technische-gegevens').style.display='block';
	document.getElementById('link-minder-technische-gegevens').style.display='none';
	
}

function showFotoVergroting(motor_idnr,foto){
	document.getElementById('motor_specificaties').style.display = 'none';								

	httpObject = getHTTPObject();
	
	if (httpObject != null) {

		httpObject.open("GET", "/local/ajax/fotovergroting.php?motor_idnr="+motor_idnr+"&foto="+foto);

		httpObject.send(null);
		
		httpObject.onreadystatechange = setFotoVergroting;
	}	
	
}

function setFotoVergroting(){
	if(httpObject.readyState == 4){
		document.getElementById('fotovergroting').innerHTML = httpObject.responseText;	
		document.getElementById('fotovergroting').style.display = 'block';
		window.scrollTo(0,180);
	}
}

function hideFotoVergroting(){
	document.getElementById('motor_specificaties').style.display = 'block';				
	document.getElementById('fotovergroting').style.display = 'none';	
	window.scrollTo(0,0);
}

function setFotoAantalPopup(nr,totaal){
	document.getElementById('foto-aantal-popup').innerHTML = '- FOTO '+nr+' van '+totaal+' - SLIDESHOW -';
}