/* Creator: Plan Plan Internet BV (www.ppibv.nl) */
/* Description: javascript voor de-koploper.nl */
/* Date: 13-02-2006 */

// Verwijder stippellijnen in IE
function setBlur() {
	entries = document.getElementsByTagName('a');
	for (var i=0; i < entries.length; i++) {
		entries[i].onfocus = function() {this.blur()}
	}
}

// Geen statusbar message
function hidestatus() {
	window.status = ''
	return true
}

if (document.layers)
document.captureEvents(Event.MOUSEOVER | Event.MOUSEOUT)

document.onmouseover=hidestatus
document.onmouseout=hidestatus

// Nieuwe windows
try {
	document.addEventListener('click', handleClick, false);
} catch(e) {
	if(document.attachEvent) {
		document.attachEvent('onclick', handleClick);
	} else {
		document.onclick = handleClick;
	}
}

function handleClick(e) {
	var event = e || window.event;
	if(event.ctrlKey || event.shiftKey || event.altKey) return true;
	if(event.which && event.which != 1) return true;

	var target = event.target || event.srcElement;
	while(target && !/^a$/i.test(target.nodeName)) {
		target = target.parentNode;
	}

	if(!target || !target.getAttribute('rel')) return true;

	var rel = target.getAttribute('rel');
	var href = target.getAttribute('href');
	switch(rel) {
		case 'bigTel':
			window.open(href, '', 'width=445,height=315');
			break;
		case 'extern':
			window.open(href);
			break;
		default:
			return true;
	}

	try { event.preventDefault(); } catch(e){}
	return false;
}

// Geen spam
function geenspam(user, domain) {
	locationstring = "mailto:" + user + "@" + domain;
	window.location = locationstring;
}

// Toggle Div
function toggleMenu(obj) {
	var el = document.getElementById(obj);
	if ( el.style.display != 'block' ) {
		el.style.display = 'block';
	} else {
		el.style.display = '';
	}
}

// Toggle Div
function toggleOpenMenu(obj) {
	var el = document.getElementById(obj);
	if ( el.style.display != 'none' ) {
		el.style.display = 'none';
	} else {
		el.style.display = '';
	}
}

// Verander lettergrootte
function plaatsActieveStylesheet(title) {
	var i, a, main;
	for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
		if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
			a.disabled = true;
			if(a.getAttribute("title") == title) a.disabled = false;
		}
	}
}

function getActiveStyleSheet() {
	var i, a;
	for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
		if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title") && !a.disabled) return a.getAttribute("title");
	}
	return null;
}

function getPreferredStyleSheet() {
	var i, a;
	for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
		if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("rel").indexOf("alt") == -1 && a.getAttribute("title"))
			return a.getAttribute("title");
	}
	return null;
}

// Tooltip 
var DH = 0;var an = 0;var al = 0;var ai = 0;if (document.getElementById) {ai = 1; DH = 1;}else {if (document.all) {al = 1; DH = 1;} else { browserVersion = parseInt(navigator.appVersion); if ((navigator.appName.indexOf('Netscape') != -1) && (browserVersion == 4)) {an = 1; DH = 1;}}} function fd(oi, wS) {if (ai) return wS ? document.getElementById(oi).style:document.getElementById(oi); if (al) return wS ? document.all[oi].style: document.all[oi]; if (an) return document.layers[oi];}
function pw() {return window.innerWidth != null? window.innerWidth: document.body.clientWidth != null? document.body.clientWidth:null;}
function mouseX(evt) {if (evt.pageX) return evt.pageX; else if (evt.clientX)return evt.clientX + (document.documentElement.scrollLeft ?  document.documentElement.scrollLeft : document.body.scrollLeft); else return null;}
function mouseY(evt) {if (evt.pageY) return evt.pageY; else if (evt.clientY)return evt.clientY + (document.documentElement.scrollTop ? document.documentElement.scrollTop : document.body.scrollTop); else return null;}
function popUp(evt,oi) {if (DH) {var wp = pw(); ds = fd(oi,1); dm = fd(oi,0); st = ds.visibility; if (dm.offsetWidth) ew = dm.offsetWidth; else if (dm.clip.width) ew = dm.clip.width; if (st == "visible" || st == "show") { ds.visibility = "hidden"; } else {tv = mouseY(evt) + 20; lv = mouseX(evt) - (ew/4); if (lv < 2) lv = 2; else if (lv + ew > wp) lv -= ew/2; if (!an) {lv += 'px';tv += 'px';} ds.left = lv; ds.top = tv; ds.visibility = "visible";}}}

// Cursor knipper in eerste veld
function init() {
	document.contact.naam.focus();
}

function xhtmlReq(f_sUrl) {
	var oXMLHTTP

	if (window.XMLHttpRequest) {
		oXMLHTTP = new XMLHttpRequest()
		oXMLHTTP.open("GET", f_sUrl, false)
		try {
			oXMLHTTP.send(null)
			return oXMLHTTP.responseText
		} catch(e) {
			alert('mislukt: ' + e)
		}
	} else if (window.ActiveXObject) {
		oXMLHTTP = new ActiveXObject("Microsoft.XMLHTTP")
		if (oXMLHTTP) {
			oXMLHTTP.open("GET", f_sUrl, false)
			try  {
				oXMLHTTP.send()
				return oXMLHTTP.responseText
			} catch (e) {
				alert('mislukt: ' + e)
			}
		}
	}
}