// Javascipts

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function mouseLeaves(element,evt){
	if (typeof evt.toElement != 'undefined' && typeof element.contains != 'undefined') {
		return !element.contains(evt.toElement);
	}
	else if (typeof evt.relatedTarget != 'undefined' && evt.relatedTarget) {
		return !contains(element, evt.relatedTarget);
	}
}
function contains (container, containee) {
	while (containee) {
		if (container == containee) {
			return true;
		}
		containee = containee.parentNode;
	}
	return false;
}
function hideWithDelay(id,delay){
	obj = document.getElementById(id);
	setTimeout("obj.style.display = \"none\"", delay);
}
function showhide(id){
	if (document.getElementById){
		obj = document.getElementById(id);
		if (obj.style.display == "none"){
			obj.style.display = "";
		} else {
			obj.style.display = "none";
		}
	}
} 
function show(id){
	if (document.getElementById){
		if(document.getElementById(id)){
			obj = document.getElementById(id);
			obj.style.display = "block";
		}
	}
} 
function hide(id){
	if (document.getElementById){
		if(document.getElementById(id)){
			obj = document.getElementById(id);
			obj.style.display = "none";
		}
	}
} 

function showhidevisibility(id){
	if (document.getElementById){
		obj = document.getElementById(id);
		if (obj.style.visibility == "hidden"){
			obj.style.visibility = "";
		} else {
			obj.style.visibility = "hidden";
		}
	}
} 

function showModal(divID)
{
   document.getElementById(divID).style.display = "block";
   document.getElementById(divID).style.top = document.body.scrollTop;
}

function hideModal(divID)
{
    document.getElementById(divID).style.display = "none";
}

function showDivOnOption(object,divID) {
  var optionValue = object.options[object.selectedIndex].value;
  if (optionValue == 999){
	  showhide(divID);
  }
  else {
  	  document.getElementById(divID).style.display = "none";
  }
}

function in_array(string, array)
{
   for (i = 0; i < array.length; i++)
   {
      if(array[i] == string)
      {
         return true;
      }
   }
return false;
}

function setActiveTab(tabId){
	document.getElementById('tab_home').className = document.getElementById('tab_home').className.replace("active", "");
	document.getElementById('tab_bereken').className = document.getElementById('tab_bereken').className.replace("active", "");
	document.getElementById('tab_offerte').className = document.getElementById('tab_offerte').className.replace("active", "");
	document.getElementById('tab_contact').className = document.getElementById('tab_contact').className.replace("active", "");
	document.getElementById('tab_disclaimer').className = document.getElementById('tab_disclaimer').className.replace("active", "");
	document.getElementById('tab_links').className = document.getElementById('tab_links').className.replace("active", "");
	
	document.getElementById(tabId).className += " active"; 
}