<!--//--><![CDATA[//><!--

 sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
 }
 if (window.attachEvent) window.attachEvent("onload", sfHover);

 var xmlHttp;
 var xmlHttp1;
 var xmlHttp2;
 
 var key;
 
 function getState(key_type, page, sortorder, direction){
	
	  xmlHttp=GetXmlHttpObject()
	  if (xmlHttp==null){
	   alert ("Browser does not support HTTP Request")
	   return
	  }
	  
	  var url1="findVac.php?sortFirst="+key_type+"&key_types="+getObject('expertise').value+","+getObject('functie').value+","+getObject('regio').value+"&nav="+page+"&ord="+sortorder+"&direct="+direction;
	 
	  xmlHttp.onreadystatechange=stateChanged
	  xmlHttp.open("GET",url1,true)
	  xmlHttp.send(null) 
	  
	  key = key_type;
 }
 
 
 function RefEmptyGet(refnr){
	 
	  if(refnr == ''){ 
	  
	  xmlHttp=GetXmlHttpObject()
	  if (xmlHttp==null){
	   alert ("Browser does not support HTTP Request")
	   return
	  }
	  var url="findRef.php?refnrvalue=";
	  
	  xmlHttp.onreadystatechange=stateChanged
	  xmlHttp.open("GET",url,true)
	  xmlHttp.send(null)
	  
	 } 
 }
 function getAmount(key_type){
	
	  xmlHttp1=GetXmlHttpObject()
	  if (xmlHttp1==null){
	   alert ("Browser does not support HTTP Request")
	   return
	  }
			
	  var url="getAmount.php?sortFirst="+key_type+"&key_types="+getObject('expertise').value+","+getObject('functie').value+","+getObject('regio').value+"&refnr="+getObject('refnr').value
	  xmlHttp1.onreadystatechange=amountChanged
	  xmlHttp1.open("GET",url,true)
	  xmlHttp1.send(null) 
 }
 function getDropDown(key_type){
	
	  xmlHttp2=GetXmlHttpObject()
	  if (xmlHttp2==null){
	   alert ("Browser does not support HTTP Request")
	   return
	  }
			
	  var url="getDropDown.php?key="+key_type+"&expertise="+getObject('expertise').value+"&functie="+getObject('functie').value+"&regio="+getObject('regio').value
	  xmlHttp2.onreadystatechange=DropDownChanged
	  xmlHttp2.open("GET",url,true)
	  xmlHttp2.send(null) 
 }
 function getRefNr(){
	 
	  xmlHttp=GetXmlHttpObject()
	  if (xmlHttp==null){
	   alert ("Browser does not support HTTP Request")
	   return
	  }
		getObject('regio').value     = "";
	  	getObject('functie').value   = "";
	  	getObject('expertise').value = "";
	  
	  var url="findRef.php?refnrvalue="+getObject('refnr').value+"";
	  
	 
	  xmlHttp.onreadystatechange=stateChanged
	  xmlHttp.open("GET",url,true)
	  xmlHttp.send(null)
	  
	 
 }
 function stateChanged() {
	  if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete"){
		 document.getElementById("VacDiv").innerHTML=xmlHttp.responseText
	  }	 
	 
	  getAmount();
	  setTimeout('getDropDown('+key+')', 0); 
	 
 } 
 function DropDownChanged() {
      if (xmlHttp2.readyState==4 || xmlHttp2.readyState=="complete"){
         document.getElementById("DropDownBoxes").innerHTML=xmlHttp2.responseText 
      }
 }
 function amountChanged() {
      if (xmlHttp1.readyState==4 || xmlHttp1.readyState=="complete"){
         document.getElementById("countedResults").innerHTML=xmlHttp1.responseText 
      }
 }
 function getObject(field){
 
 	  return document.getElementById(field);
 
 }
 function GetXmlHttpObject(){
 
	  var objXMLHttp=null
	  if (window.XMLHttpRequest){
	       objXMLHttp=new XMLHttpRequest()
	  }
	  else if (window.ActiveXObject){
	   	   objXMLHttp=new ActiveXObject("Microsoft.XMLHTTP")
	  } 
	  return objXMLHttp
 }
//--><!]]>

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