var xmlHttp;
var elID='';
var dak='';
var paneel='';
var grp=false;

function ContentFadeOut(id,time) {
	$('#footer').fadeOut();
	$('#contentcolumn').fadeOut(time);
}

function CreateObject() {
	 try {
	   xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
	    } catch (e) {
	      try {
	         xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
		   } catch (e) {
	      xmlhttp = false;
	        }
       }
	 if (!xmlhttp && typeof XMLHttpRequest!='undefined') {
	 	try {
			xmlhttp = new XMLHttpRequest();
		} catch (e) {
			xmlhttp=false;
											}
	}
	if (!xmlhttp && window.createRequest) {
 		try {
			xmlhttp = window.createRequest();
		} catch (e) {
			xmlhttp=false;
		}
	}

       return xmlhttp;
}


function zcalc(thisForm)
{ 
 elID='calculatie';
 var dak='';
 var paneel='';
 var grp=paneel=thisForm.meterkast.checked;
 for (i=thisForm.dak.length-1; i > -1; i--) {
	 if (thisForm.dak[i].checked) {
		 dak=thisForm.dak[i].value;
		 break;
	 }
 }
 for (i=thisForm.paneel.length-1; i > -1; i--) {
	 if (thisForm.paneel[i].checked) {
		 paneel=thisForm.paneel[i].value;
		 break;
	 }
 }



str='dak='+dak+'&paneel='+paneel+'&groep='+grp;
return quest("/request.php",str);
//return xmlHttp
}

function quest(url,str) {
//xmlHttp=GetXmlHttpObject();
xmlHttp=CreateObject();
if (xmlHttp==null)
 {
 alert ("Browser does not support HTTP Request");
 return;
 }
url=url+"?"+str;
url=url+"&sid="+Math.random();
xmlHttp.onreadystatechange=stateChanged;
xmlHttp.open("GET",url,true);
xmlHttp.send(null);
}

function stateChanged() 
{ 
if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
 { 
	 if ( xmlHttp.status==200 ) {
 		document.getElementById(elID).innerHTML=xmlHttp.responseText;
	 }
 } 
}

function popitup(url,code) {
        newwindow=window.open(url,code,'height=500,width=700,location=no,scrollbars=yes');
        if (window.focus) {newwindow.focus()}
        return false;
}