var active_obj = null;
var scrollmandje = null;
var mandjecontainer = null;
var scrollcategorie = null;
var categoriecontainer = null;
var mandjeoffset_y = null;
var popwidth = 710;
var popheight = 300;
 
function findXPos(obj) {
	var curleft =0;// curtop = 0;
	if (obj.offsetParent) {
		curleft = obj.offsetLeft
		while (obj = obj.offsetParent) {
			curleft += obj.offsetLeft
		}
	}
	return curleft;
}
function findYPos(obj) {
	var curtop =0;// curtop = 0;
	if (obj.offsetParent) {
		curtop = obj.offsetTop
		while (obj = obj.offsetParent) {
			curtop += obj.offsetTop
		}
	}
	return curtop;
}
 
function getElementSize(elm)
{
	return {'x' :elm.offsetWidth, 'y': elm.offsetHeight}
}
 
 
function scrollMandjeCategorie()
{
 
	if (scrollmandje==null)
	{
		scrollmandje = document.layers ? document.layers['basketscroll'] :
		document.getElementById ?  document.getElementById('basketscroll').style :
		document.all['basketscroll'].style;
 
		scrollcategorie = document.layers ? document.layers['voorkeurmenu'] :
		document.getElementById ?  document.getElementById('voorkeurmenu').style :
		document.all['voorkeurmenu'].style;
 
		categoriecontainer = document.getElementById('links');
		categorieoffset_y = findYPos(categoriecontainer);
 
		mandjecontainer = document.getElementById('voorkeurmenuadv');
		mandjeoffset_y = findYPos(mandjecontainer);
	}
 
 
	var offset_y = mandjeoffset_y;
	if (scrollmandje.setProperty)
	{ //Mozilla
		var scrollxpos = window.pageXOffset;
		var scrollypos = window.pageYOffset;
		var windowwidth = window.innerWidth;
		var windowheight = window.innerHeight;
		var newy = scrollypos + offset_y;
		scrollmandje.setProperty('left',findXPos(mandjecontainer),null);
		scrollcategorie.setProperty('left',findXPos(categoriecontainer),null);
			
		var elm = document.getElementById('basketscroll');
 
		var esize = getElementSize(elm);
		if((esize.y + 80) > windowheight)
		{
			if((scrollypos - (esize.y - windowheight)) < 80){
				elm.style.top = 80 + 'px';
			} else {
				elm.style.top = (scrollypos - (esize.y - windowheight)) + 'px';
			}	
			if (scrollypos > offset_y )
			{
				scrollcategorie.setProperty('top',scrollypos+10,null);
			}
			else
			{
				scrollcategorie.setProperty('top',offset_y,null);
			}				
		} 
		else 
		{		
			if (scrollypos > offset_y )
			{
				scrollmandje.setProperty('top',scrollypos+10,null);
				scrollcategorie.setProperty('top',scrollypos+10,null);
			}
			else
			{
				scrollmandje.setProperty('top',offset_y,null);
				scrollcategorie.setProperty('top',offset_y,null);
			}
		}
	}
	else
	{ //IE
		var windowwidth = document.body.offsetWidth;
		var windowheight = document.body.offsetHeight;
		var scrollxpos = document.body.scrollLeft;
		var scrollypos = document.body.scrollTop;
		var windowheight = document.body.offsetHeight;
		var scrollypos = document.body.scrollTop;
		scrollmandje.left = findXPos(mandjecontainer);
		scrollcategorie.left = findXPos(categoriecontainer);
		var newy = scrollypos + offset_y;
		
		var elm = document.getElementById('basketscroll');
		var esize = getElementSize(elm);
		if((esize.y + 80) > windowheight)
		{			
			if((scrollypos - (esize.y - windowheight)) < 80){
				scrollmandje.top = 80 ;
			} else {
				scrollmandje.top = (scrollypos - (esize.y - windowheight)) - 10 ;
			}	
			if (scrollypos > offset_y )
			{
				scrollcategorie.top = scrollypos+10;	
			}
			else
			{
				scrollcategorie.top = offset_y;
			}			
		} 
		else 
		{				
			//alert('mandje normaal');
			if (scrollypos > offset_y )
			{
				scrollmandje.top = scrollypos+10;
				scrollcategorie.top = scrollypos+10;
	
			}
			else
			{
				scrollmandje.top = offset_y;
				scrollcategorie.top = offset_y;
			}
		}
	}
 
 
}
 
function relocatePopup()
{
   // alert(active_obj);
	if (active_obj) setPopupLocation(active_obj);
	//scrollMandje();
}
 
 
 
function setPopupLocation(obj)
{
	var offset_y = 80;
	if (obj.setProperty)
	{ //Mozilla
 
		var scrollxpos = window.pageXOffset;
		var scrollypos = window.pageYOffset;
		var windowwidth = window.innerWidth;
		var windowheight = window.innerHeight;
		var newy = scrollypos + (windowheight/2) - (popheight / 2);
		if (newy < 80) obj.setProperty('top',80,null);
		else obj.setProperty('top',newy,null);
		obj.setProperty('left',(windowwidth / 2) - (popwidth /2),null);
	}
	else
	{ //IE
		var windowwidth = document.body.offsetWidth;
		var windowheight = document.body.offsetHeight;
		var scrollxpos = document.body.scrollLeft;
		var scrollypos = document.body.scrollTop;
		obj.left = (windowwidth/2) - (popwidth / 2);
		var newy = scrollypos + (windowheight/2) - (popheight / 2);
		if (newy < 80) obj.top = 80;
		else obj.top = newy;
	}
}
function togglePopup(szDivID, iState) // 1 visible, 0 hidden
{
	var obj = document.layers ? document.layers[szDivID] :
	document.getElementById ?  document.getElementById(szDivID).style :
	document.all[szDivID].style;
 
	if (iState==1)
	{
		if (szDivID=="popupdivPizza")
		{
			popwidth = 710;
			popheight = 240;
		}
		else
		{
			popwidth = 710;
			popheight = 240;
		}
	}
	setPopupLocation(obj);
	obj.visibility = document.layers ? (iState ? "show" : "hide") :
	(iState ? "visible" : "hidden");
	if (iState==1)
	{
		active_obj = obj;
 
		if (obj.setProperty)
		{ //Mozilla
			if (szDivID=="popupdivPizza")
			{
				obj.setProperty('width',710,null);
				obj.setProperty('height',240,null);
 
			}
			else
			{
				obj.setProperty('width',710,null);
				obj.setProperty('height',240,null);
 
			}
		}
		else
		{ //IE
			if (szDivID=="popupdivPizza")
			{
				obj.width = 710;
				obj.height = 240;
			}
			else
			{
				obj.width = 710;
				obj.height = 240;
			}
		}
 
	}
	else
	{
		//window.onresize="";
		if (obj.setProperty)
		{ //Mozilla
			obj.setProperty('width',1,null);
			obj.setProperty('height',1,null);
		}
		else
		{ //IE
			obj.width = 1;
			obj.height = 1;
		}
	}
}
function togglePopupLrge(szDivID, iState) // 1 visible, 0 hidden
{
	var obj = document.layers ? document.layers[szDivID] :
	document.getElementById ?  document.getElementById(szDivID).style :
	document.all[szDivID].style;
 
	if (iState==1)
	{
		if (szDivID=="popupdivPizza")
		{
			popwidth = 780;
			popheight = 850;
		}
		else
		{
			popwidth = 780;
			popheight = 850;
		}
	}
	setPopupLocation(obj);
	obj.visibility = document.layers ? (iState ? "show" : "hide") :
	(iState ? "visible" : "hidden");
	if (iState==1)
	{
	
 
		if (obj.setProperty)
		{ //Mozilla
			if (szDivID=="popupdivPizza")
			{
				obj.setProperty('width',780,null);
				obj.setProperty('height',850,null);
 
			}
			else
			{
				obj.setProperty('width',780,null);
				obj.setProperty('height',850,null);
 
			}
		}
		else
		{ //IE
			if (szDivID=="popupdivPizza")
			{
				obj.width = 780;
				obj.height = 850;
			}
			else
			{
				obj.width = 780;
				obj.height = 850;
			}
		}
 
	}
	else
	{
		//window.onresize="";
		if (obj.setProperty)
		{ //Mozilla
			obj.setProperty('width',1,null);
			obj.setProperty('height',1,null);
		}
		else
		{ //IE
			obj.width = 1;
			obj.height = 1;
		}
	}
} 
function makeOrderLink(formvar, product){
 
	var returnlink = '/mandje.php';
	returnlink += '?a=1&id=5660695&pid=';
	returnlink += product;
	var i;
	var teststr;
	var keuzecomp1 = 'keuzcheckbox';
	var keuzecomp2 = 'keuze';
	
	for (i=0; i<formvar.elements.length; i++)
	{
 
		teststr = new String(formvar.elements[i].name);		
		if (teststr.indexOf(keuzecomp1)!=-1)
		{						
			var testelt = new String(formvar.elements[i].value);
			var testelt2 = document.getElementById(testelt);
			if (testelt2.checked)
			{				
				returnlink += '-' + escape(document.getElementById(formvar.elements[i].value).value);
			}
		}
		else if (teststr.indexOf(keuzecomp2)!=-1)
		{			
			returnlink += '-' + escape(formvar.elements[i].value);
		}
	}
	return returnlink;
}
function makeExtraOrderLink(formvar, product){
 
	var returnlink = '/mandje.php';
	returnlink += '?a=1&id=5660695&pid=';
	returnlink += product;
 
	var total=""
	for(var i=0; i < document.keuzes.choice.length; i++){
		if(document.keuzes.choice[i].checked)
		returnlink += '-' + escape(document.keuzes.choice[i].value);
	}
	return returnlink;
}
 
function changePriceExtra(formvar, product, price){
 
	var returnlink = '/changePriceExtra.php';
	returnlink += '?id=';
	returnlink += product;
	returnlink += '&price=';
	returnlink += price;
	a(returnlink,'samengesteldPrijs');
}
 
function externalPostcodeLink(formvar)
{
	var returnlink = '/externalPostcode.php?id=5660695';
	returnlink += '&p=' + escape(formvar.p.value);
	a(returnlink,'postcodeCheck');
	return false;
 
}
function loginUser(formvar){
	var returnlink = '/loginProcess.php?process=1';
	returnlink += '&username=' + escape(formvar.username.value);
	returnlink += '&password=' + escape(formvar.password.value);
 
	a(returnlink,'loginProcess');
	return false;
}
 
function changeSamengesteldPrijs(theselected, checkselect, onORoff)
{
	if(theselected.type == "select-one"){
		var returnlink = '/changeSamengesteldPrijs.php';
		returnlink += '?nummer=' + theselected.options[theselected.selectedIndex].value;
		returnlink += '&check=' + escape(checkselect);
		a(returnlink, 'samengesteldPrijs');
		//alert(returnlink);
		return false;
	}else{
		if(theselected.type == "hidden"){
			var returnlink = '/changeSamengesteldPrijs.php';
			
			if (onORoff && onORoff==1) 
			{
				returnlink += '?nummer=-1';			
			}			
			else	
			{
					returnlink += '?nummer=' + theselected.value;
			}
			
			returnlink += '&check=' + escape(checkselect);
			
			a(returnlink, 'samengesteldPrijs');
			return false;
		}
	}
}
 
function initSamengesteldPrijzen()
{
	var i = 1;
	var keuze_elt;
 
	while ((keuze_elt = document.getElementById("keuze"+i)))
	{		
		if (keuze_elt.type == "select-one")	changeSamengesteldPrijs(keuze_elt, i);		
		if (keuze_elt.type == "checkbox")	
		{
			var checkid = document.getElementById("keuzechk"+i);
			changeSamengesteldPrijs(checkid, checkid.value, 1);
		}
		i++;
	}
}
 
window.onresize= relocatePopup;
window.onscroll= relocatePopup;