// This Script is for the Div Layer. This Script will work with IE5+ & Netscape 6+
var d = document, n = navigator; 
var agent = n.userAgent.toLowerCase(); 
var mX, mY; 

//Browser sniff hash obj 
var sniff = { 
bw: { 
ns:d.layers, 
ie:d.all && !d.getElementById, 
ie4:agent.indexOf("msie 4.") != -1, 
ie5:agent.indexOf("msie 5.") != -1, 
ie6:agent.indexOf("msie 6.") != -1, 
dom:d.getElementById, 
ns6:d.getElementById && agent.indexOf("gecko") != -1 
}, 
os: { 
win:agent.indexOf("win") != -1, 
mac:agent.indexOf("mac") != -1 
} 
}; 

function showHide(lyrId, prop) { 
var lyrObj = (d.layers)?d[lyrId]:d.all?d.all[lyrId].style:d.getElementById(lyrId).style; 
lyrObj.visibility = prop 
lyrObj.top = mY; 
lyrObj.left = mX; 
} 

function mMove(e) { 
mX = (sniff.bw.ns || sniff.bw.ns6)?e.pageX:event.x; 
mY = (sniff.bw.ns || sniff.bw.ns6)?e.pageY:event.y; 
} 

function init() { 
if (sniff.bw.ns) { 
d.captureEvents(Event.MOUSEMOVE) 
} 
d.onmousemove = mMove; 
} 

function changeSheets(whichSheet){
whichSheet=whichSheet-1;
if(document.styleSheets){
var c = document.styleSheets.length;
for(var i=0;i<c;i++){
if(i!=whichSheet){
document.styleSheets[i].disabled=true;
}else{
document.styleSheets[i].disabled=false;
}}}}
changeSheets(1)

function checkBrowser(){
	this.ver=navigator.appVersion
	this.dom=document.getElementById?1:0
	this.ie5=(this.ver.indexOf("MSIE 5")>-1 && this.dom)?1:0;
	this.ie4=(document.all && !this.dom)?1:0;
	this.ns5=(this.dom && parseInt(this.ver) >= 5) ?1:0;
	this.ns4=(document.layers && !this.dom)?1:0;
	this.bw=(this.ie5 || this.ie4 || this.ns4 || this.ns5)
	return this
}
bw=new checkBrowser()


function showhide(div,nest){

	obj=bw.dom?document.getElementById(div).style:bw.ie4?document.all[div].style:bw.ns4?nest?document[nest].document[div]:document[div]:0; 
	if(obj.display=='block' || obj.display=='block') obj.display='none'
	else obj.display='block'
}

function show(div,nest){
	obj=bw.dom?document.getElementById(div).style:bw.ie4?document.all[div].style:bw.ns4?nest?document[nest].document[div]:document[div]:0; 
	obj.display='block'
}

function hide(div,nest){
	obj=bw.dom?document.getElementById(div).style:bw.ie4?document.all[div].style:bw.ns4?nest?document[nest].document[div]:document[div]:0; 
	obj.display='none'
}

		function cl(t){if (t.defaultValue==t.value) t.value = '';}


function popUp(URL) {
day = new Date();
id = day.getTime();
eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=0,width=685,height=600');");
}


function stringFilter (input) {
s = input.value;
filteredValues = "abcdefghijklmnopqrstuvwxyzABCBEFGHIKLMNOPQRSTUVW.,/?!'";     // Characters stripped out
var i;
var returnString = "";
for (i = 0; i < s.length; i++) {  // Search through string and append to unfiltered values to returnString.
var c = s.charAt(i);
if (filteredValues.indexOf(c) == -1) returnString += c;
}
input.value = returnString;
}


function dept_onchange(zoekklein) {
	zoekklein.submit(); 
}
function dept_onchange(zoekvergelijk) {
	zoekvergelijk.submit(); 
}

		function cl(t){if (t.defaultValue==t.value) t.value = '';}

//-->

function testVisited(sites, handler) {
	function visited(link) {
		var color;
		if (document.defaultView && document.defaultView.getComputedStyle) {
			color = document.defaultView.getComputedStyle(link, '').color;
		} 
			else if (link.currentStyle) {
			color = link.currentStyle.color;
		}
		return /0/.test(color);
	}
	var head = document.getElementsByTagName('head')[0];
	var body = document.getElementsByTagName('body')[0];
	var id = 'zomaareenID';
	var goodSel = '#' + id + ' a';
	var badSel  = '#' + id + ' a:visited';
	var good = 'color: #FFF !important;';
	var bad  = 'color: #000 !important;';

	var style = document.createElement('style');
	head.appendChild(style);
	var stylesheet = document.styleSheets[document.styleSheets.length - 1];

	if (stylesheet.insertRule) {
		stylesheet.insertRule(goodSel + ' {' + good + '}', 0);
		stylesheet.insertRule(badSel  + ' {' + bad  + '}', 0);
	} else if (stylesheet.addRule) {
		stylesheet.addRule(goodSel, good);
		stylesheet.addRule(badSel,  bad);
	}

	var div = document.createElement('div');
	div.id = id;
	div.setAttribute('style', 'width: 0px; height: 0px;');
	body.appendChild(div);

	for (var index = 0; index < sites.length; index++) {
		var a = document.createElement('a');
		a.href = sites[index];
		div.appendChild(a);
		sites[index] = {url: sites[index], visited: visited(a)};
	}
	head.removeChild(style);
	body.removeChild(div);	
	handler(sites);		
}

function FrontPage_Form1_Validator(theForm)
{

  if (theForm.Keyword.value == "U zoekt?")
  {
    alert("Type een artikelnummer of een kort trefwoord in, bijv. Inductie.");
    theForm.Keyword.focus();
    return (false);
  }

  if (theForm.Keyword.value == "")
  {
    alert("Type een artikelnummer of een kort trefwoord in, bijv. Inductie.");
    theForm.Keyword.focus();
    return (false);
  }

  return (true);
}


function stringFilter (input) {
s = input.value;
filteredValues = "' .,_&/-;";     // Characters stripped out
var i;
var returnString = "";
for (i = 0; i < s.length; i++) {  // Search through string and append to unfiltered values to returnString.
var c = s.charAt(i);
if (filteredValues.indexOf(c) == -1) returnString += c;
}
input.value = returnString;
}