document.getElementsByClassName = function(cl) 
{
	var retnode = [];
	var myclass = new RegExp('\\b'+cl+'\\b');
	var elem = this.getElementsByTagName('*');
	for (var i = 0; i < elem.length; i++) 
	{
		var classes = elem[i].className;
		if (myclass.test(classes)) retnode.push(elem[i]);
	}
	return retnode;
}
  
function BuyProduct(thisform, MinBuyAmount, MaxBuyAmount,BundleMinBuy) 
{
	switch($('GroupID').innerHTML)
  	{
    	case '100':
    	case '101':
    	case '200':
		case '207':
   			if($('variant1').selectedIndex == 0 || $('variant2').selectedIndex == 0) 
       		{
       			alert(ErrorText);
       			return false;
	   		}	
    		break;
    
    	default:
       		if($('variant1').selectedIndex == 0) 
       		{
       	  		alert(ErrorText);
       	  		return false;
      		}
      		break;
    }

	if (BundleMinBuy=='True') 
	{
		// MinBuyAmount in bundle mode
		if (parseInt(thisform.AMOUNT.value) % parseInt(MinBuyAmount) > 0)  
		{
			thisform.AMOUNT.value = MinBuyAmount;
			alert(MinBuyMsg + '( '+MinBuyAmount+' )')
			return (false);
		}
		
		if  (isNaN (parseInt(thisform.AMOUNT.value)))
		{
			thisform.AMOUNT.value = MinBuyAmount;
			alert(MinBuyMsg + '( '+MinBuyAmount+' )')
			return (false);
		}
	}
	else
	{
		// MinBuyAmount in normal mode
		
		if (parseInt(thisform.AMOUNT.value) < parseInt(MinBuyAmount)) 
		{
			thisform.AMOUNT.value = MinBuyAmount;
			alert(MinBuyMsg + '( '+MinBuyAmount+' )')
			return (false);
		}
		if  (isNaN (parseInt(thisform.AMOUNT.value)))
		{
			thisform.AMOUNT.value = MinBuyAmount;
			alert(MinBuyMsg + '( '+MinBuyAmount+' )')
			return (false);
		}
	}

	if (parseInt(MaxBuyAmount) > 0 ) 
	{
		if (parseInt(thisform.AMOUNT.value) > parseInt(MaxBuyAmount)) 
		{
			thisform.AMOUNT.value = MinBuyAmount;
			alert(MaxBuyMsg + ' ( '+MaxBuyAmount+' )')
			return (false);
		}
	}	 

	if (!CanBuy) alert(SelectVarMsg);
	
    if(CanBuy == true) CookieArray();
	return (CanBuy);

}

function createCookie(name,value,days) 
{
	var expires;
	if (days) 
	{
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		expires = "; expires="+date.toGMTString();
	}
	else expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
	document.cookie += ";domain=.annespang.com";
}

function readCookie(name) 
{
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) 
	{
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function eraseCookie(name) 
{
	createCookie(name,"",-1000);
}

function $(elementName) 
{
	if(elementName) 
	{
		return document.getElementById(elementName); 
	}
	return null;
}

// Count element's provided with elementid
function elementsCount(elementId, startValue) 
{
	var getAllElements = true;
	while(getAllElements) 
	{
		if($(elementId+startValue) == null) 
		{
			getAllElements = false;
			startValue--;
		} 
		else startValue++;
	}
	if(startValue < 0) startValue=0;
	return startValue;
}

function CookieArray() 
{
	// Displays error if one or more fields are missing.
  	var elementsToCheck = elementsCount('variant', 1);
  	for(var i=1;i<=elementsToCheck;i++)
  	{
    	if(!$('variant'+i).value) 
    	{
      		//alert('Alle felter skal udfyldes.');
      	//return false;
    	}
	}

	var groupid = $('GroupID').innerHTML;
	if(groupid != null) 
	{
		var addgroup = true;
		var cookievalues = readCookie('TabGroupsCookie');

 		var newarray = new Array();
  		
		if(cookievalues != null) 
	  	{
			cookievalues = readCookie('TabGroupsCookie').split(',');
			for(var i=0;i<cookievalues.length;i++) 
			{
   				if(groupid == cookievalues[i]) addgroup = false;
			}

			if(addgroup) 
           	{
   				for( var i=0; i<=cookievalues.length; i++) 
				{
   					( i == cookievalues.length ? newarray[i] = groupid : newarray[i] = cookievalues[i] );
   				}
    			eraseCookie('TabGroupsCookie');
   				createCookie('TabGroupsCookie', newarray, 86400);
			}
			else newarray=cookievalues;
		} 
		else createCookie('TabGroupsCookie', groupid, 86400);
 	} 
}

var y = new Array();
var y = document.getElementsByClassName('VariantGroup');

function CustomizeProd(which,init)
{

	if(typeof(which) == 'undefined') which = 1;
  	if(typeof(init) == 'undefined') init = 0;

	if(init == 0)
	{
		switch(document.getElementById('GroupID').innerHTML)
		{
	  		case '100':
	   		case '101':
	   		case '200':
			case '207':
				if($('variant1').selectedIndex == 0 || $('variant2').selectedIndex == 0) 
				{
					alert(ErrorText2);
					return;
				}
				break;
				
			default:
				if($('variant1').selectedIndex == 0) 
				{
					alert(ErrorText2);
					return;
				}
				break;
	  	}
	}

	if(which == 0)
	{ 
	  	show0 = 'none';
   		show1 = '';
	} 
	else
	{
 		show0 = '';
   		show1 = 'none';
	}

	//Sidevisning 1
	for(t1 = 0; t1 < p1tag.length; t1++) if($(p1tag[t1])) $(p1tag[t1]).style.display = show0;

	//Sidevisning 2
	for(t2 = 0; t2 < p2tag.length; t2++) if($(p2tag[t2])) $(p2tag[t2]).style.display = show1;

	switch($('GroupID').innerHTML)
	{
  		case '100':
   		case '101':
   		case '200':
		case '207':
		
			if($('variant1').selectedIndex != 0) $('Model1_Text').innerHTML = $('variant1').options[$('variant1').selectedIndex].text;
			if($('variant2').selectedIndex != 0) $('Model2_Text').innerHTML = $('variant2').options[$('variant2').selectedIndex].text;
	  	
			switch(which)
		  	{
		    	case 0:
		      		for(var i = 3; i < y.length; i++) y[i].style.display = '';
		      		y[1].style.display = 'none';
					y[2].style.display = 'none';
					break;
		    	case 1:
		      		y[1].style.display = '';
					y[2].style.display = '';
		      		for(var i = 3; i < y.length; i++) y[i].style.display = 'none';
		      		break;
		  	}
			break;

		default:

			if($('variant1').selectedIndex != 0) $('Model1_Text').innerHTML = $('variant1').options[$('variant1').selectedIndex].text;

		  	switch(which)
		  	{
		    	case 0:
		      		for(var i = 0; i < 2; i++) y[i].style.display = 'none';
		      		for(var i = 2; i < y.length; i++) y[i].style.display = '';
		      		break;
		    	case 1:
		      		y[1].style.display = '';
		      		for(var i = 2; i < y.length; i++) y[i].style.display = 'none';
		      		break;
		  	}
			break;
	}
}

function oc(a)
{
  var o = {};
  for(var i=0;i<a.length;i++)
  {
    o[a[i]]='';
  }
  return o;
}

function submitform()
{
	var gender;
	var gendererror = 'Du kan kun handle til én person ad gangen, da bestillingen er knyttet til personlige mål. Hvis du ønsker at handle til flere forskellige personer, kan du - uden at det koster dig ekstra med hensyn til ekspedition, betaling, fragt, etc. - handle og betale ad flere omgange under forskellige personlige profiler. Bemærk blot, at de enkelte personlige profiler skal være knyttet til hver sin e-mailadresse; du kan altså IKKE oprette flere personlige profiler på baggrund af den samme e-mailadresse.';
	var cookiearr = readCookie('TabGroupsCookie');
	if(cookiearr) // if no elements are present in cookie "array", continue submit function
	{
		groups = cookiearr.split(',');

		if(groups[0] != null) // make sure we have the first element in array to check against.
		{
			( groups[0] in oc(womensgroups) ? gender = 'women' : gender = 'men' );
			
			if(gender == 'men') if($('GroupID').innerHTML in oc(womensgroups)) 
			{
				alert(gendererror);
				return; 	
			}
			
			if(gender == 'women') if($('GroupID').innerHTML in oc(mensgroups)) 
			{
				alert(gendererror);
				return; 	
			}
		}
	}

	var submform = true;
	switch($('GroupID').innerHTML)
  	{
    	case '100':
    	case '101':
    	case '200':
		case '207':
   			if($('variant1').selectedIndex == 0 || $('variant2').selectedIndex == 0) 
       		{
				alert(ErrorText);
   				submform = false;
			}
    		break;
    
    	default:
       		if($('variant1').selectedIndex == 0) 
       		{
				alert(ErrorText);
   				submform = false;
      		}
      		break;
    }

	if(submform == true) 
	{
		CookieArray();
		//if(BuyProduct(document.forms[0],'1','0','False')) 
		document.forms[0].submit();
	}
}

createCookie('init','1',86400);

var basketcontent = new Array();
basketcontent = document.getElementsByClassName('Amount_Basket');
if(basketcontent[0].innerHTML == '0,00&nbsp;DKK') eraseCookie('TabGroupsCookie');
if(basketcontent[0].innerHTML == '0,00&nbsp;EUR') eraseCookie('TabGroupsCookie');
if(basketcontent[0].innerHTML == '0,00&nbsp;USD') eraseCookie('TabGroupsCookie');
if(basketcontent[0].innerHTML == '0,00 DKK') eraseCookie('TabGroupsCookie');
if(basketcontent[0].innerHTML == '0,00 EUR') eraseCookie('TabGroupsCookie');
if(basketcontent[0].innerHTML == '0,00 USD') eraseCookie('TabGroupsCookie');

if($('GroupID')) CustomizeProd(1,1);