//var year=7;
//var month=8;


var Merchant="8509846";
var MacKey="7EbX1EY71N";


//var Merchant="7778883";
//var MacKey="KTLDJ546GDS";


<!------------------------------------------------------>
function check_fields()
{

	if(document.myform.firstname.value=="")
	{
		alert("You have to give your first name!");
		return false;
	}

	if(document.myform.lastname.value=="")
	{
		alert("You have to give your last name!");
		return false;
	}

	if(document.myform.address.value=="")
	{
		alert("You have to give your address!");
		return false;
	}

	if(document.myform.EU.selectedIndex==0)
	{
		alert("You have to select if you\nlive in Finland, EU, or outside EU!");
		return false;
	}
	
	if(document.priceform.price.value=="---")
	{
		alert("You have to choose at least\none product!");
		return false;
	}

	
	var now = new Date();
	var day = now.getDate();
	var mth = now.getMonth() + 1;
	var yea = now.getFullYear();
	yea-= 2000;
	
	var OrderNumber=Math.random();
	OrderNumber=OrderNumber.toString();
	//OrderNumber=OrderNumber.substr(2,7);

	var x,i;
	var number="";
	var charlist=["0","1","2","3","4","5","6","7","8","9",
		      "a","b","c","d","e","f","g","h","i","j",
		      "k","l","m","n","o","p","q","r","s","t",
		      "u","v","w","x","y","z",
		      "A","B","C","D","E","F","G","H","I","J",
		      "K","L","M","N","O","P","Q","R","S","T",
		      "U","V","W","X","Y","Z"];

	for(x=2; x<12; x+=2)
	{
	    i= OrderNumber.substr(x,2);
	    i= eval(i);
	    if (i>=charlist.length)
		i-= charlist.length;
	    number+= charlist[i];
	}


	//OrderNumber=OrderNumber.substr(2,12);

	var str;
	var x= document.luotto.Order_ID.value.substr(0,1);

	if (x=="F")
	{
		str="You live in Finland";
	}
	else
	if (x=="E")
	{
		str="You live in European Union";
	}
	else
	if (x=="O")
	{
		str="You live outside European Union";
	}
	

	//document.luotto.Authentication_Mac.value=

	document.luotto.Order_ID.value=
	x+charlist[eval(yea)]+charlist[eval(mth)]+
	charlist[eval(day)]+number;
	
	//x+charlist[month]+charlist[year]+number;
	
	//document.luotto.Order_ID.value=x;
	//document.luotto.Order_ID.value+="0"+OrderNumber;


	var description;

	description= document.myform.firstname.value + " " +
			document.myform.lastname.value + "\n\n" +
			document.myform.address.value + "\n\n" + str;

	description= description.substr(0,649);
	
	document.luotto.Order_Description.value= 
		description + document.priceform.description.value



	document.luotto.Merchant_Number.value= Merchant;

	str= document.luotto.Merchant_Number.value +
	     document.luotto.Order_ID.value /*"987654321"*/ +
	     document.luotto.Amount.value +
	     document.luotto.Transaction_Type.value + MacKey;


  	document.luotto.Authentication_Mac.value=hex_md5(str);

      return true;
}



<!------------------------------------------------------>
function change()
{
	<!-- document.myform  -->

	var VAT;

//	document.luotto.Order_Description.value= 
//	document.myform.firstname.value + " " +
//	document.myform.lastname.value + "\n\n" +
//	document.myform.address.value;

	select_number=document.myform.EU.selectedIndex;
	if(select_number==0)
	{
		VAT="---";
	}
	else {VAT=document.myform.EU.options[select_number].value;}


//	if(VAT=="EU")
//	{
//		VAT="VAT";
//	}
//	else
//	if(VAT=="NOT_EU")
//	{
//		VAT="NOT_VAT";
//	}


	if(VAT=="NOT_EU")
	{
		VAT="NOT_VAT";
		document.luotto.Order_ID.value= "O";
	}
	else
	if(VAT=="EU")
	{
		VAT="VAT";
		document.luotto.Order_ID.value= "E";
	}
	else
	if(VAT=="FI")
	{
		VAT="VAT";
		document.luotto.Order_ID.value= "F";
	}

	price(VAT);

	return true;
}


function price(VAT)
{
	
	var Price=0;
	var VATpro=22;
	var PriceVAT=0;
	var TotalCharge=0;
	var tmp;
	var description;

	//description= document.luotto.Order_Description.value;

	//description= description.substr(0,649);
	

	//description= description + "\n" + "\n" + "Products:" + "\n" + "\n";
	description= "\n" + "\n" + "Products:" + "\n" + "\n";

	if(document.productsform.reverb.checked==true)
	{
		Price+= 50;

		description= description + "Reverb VST & directX plug-in, Price 50 EUR";

		if(VAT=="VAT")
		{
			description= description + ", VAT 11 EUR" + "\n" + "\n";
		}
		else
		{
			description= description + ", VAT 0 EUR" + "\n" + "\n";
		}
	}

/*	if(document.productsform.eq.checked==true)
	{
		Price+= 20;
	}

	if(document.productsform.compressor.checked==true)
	{
		Price+= 123.45;
	}
*/
	
	if(Price==0)
	{
		VAT="---";
	}


	Price=Math.floor(Price * 100 + 0.5);
	Price=Price.toString();
	tmp= Price.substr(0,Price.length-2);
	tmp+=".";
	tmp+= Price.substr(Price.length-2,2); 
	Price= tmp;
	Price= eval(Price);

	if(VAT=="VAT")
	{

		PriceVAT=Price * VATpro * 0.01;
		PriceVAT=Math.floor(PriceVAT * 100 + 0.5);
		PriceVAT=PriceVAT.toString();
		tmp= PriceVAT.substr(0,PriceVAT.length-2);
		tmp+=".";
		tmp+= PriceVAT.substr(PriceVAT.length-2,2); 
		PriceVAT= tmp;
		PriceVAT= eval(PriceVAT);
		
		TotalCharge=Price + PriceVAT;
		TotalCharge=Math.floor(TotalCharge * 100 + 0.5);
		document.luotto.Amount.value=TotalCharge;

		TotalCharge=TotalCharge.toString();
		tmp= TotalCharge.substr(0,TotalCharge.length-2);
		tmp+=".";
		tmp+= TotalCharge.substr(TotalCharge.length-2,2); 
		TotalCharge= tmp;
		TotalCharge= eval(TotalCharge);

		document.priceform.price.value=Price;
		document.priceform.pricevat.value=PriceVAT;
		document.priceform.vatpro.value=VATpro;
		document.priceform.totalcharge.value=TotalCharge;

		description= description + "Total Price: " + eval(Price) + " EUR"
				+ "\n" + "Total VAT: " + eval(PriceVAT) + " EUR " + eval(VATpro) + " %"
				+ "\n" + "Total Charge: " + eval(TotalCharge) + " EUR";
	}
	else
	if(VAT=="NOT_VAT")
	{
		document.priceform.price.value=Price;
		document.priceform.pricevat.value="0";
		document.priceform.vatpro.value="0";
		document.priceform.totalcharge.value=Price;

		description= description + "Total Price: " + eval(Price) + " EUR"
				+ "\n" + "Total VAT: 0 EUR 0 %"
				+ "\n" + "Total Charge: " + eval(Price) + " EUR";

		Price=Math.floor(Price * 100 + 0.5);
		document.luotto.Amount.value=Price;
	}
	else
	{
		document.priceform.price.value="---";
		document.priceform.pricevat.value="---";
		document.priceform.vatpro.value="---";
		document.priceform.totalcharge.value="---";
		document.luotto.Amount.value="";
		document.luotto.Order_ID.value="";
	}


	//document.luotto.Order_Description.value= description;

	document.priceform.description.value= description;


	/*var MacKey="KTLDJ546GDS";*/
//	var str="";
//
//	document.luotto.Merchant_Number.value= Merchant;
//
//	str= document.luotto.Merchant_Number.value +
//	     document.luotto.Order_ID.value /*"987654321"*/ +
//	     document.luotto.Amount.value +
//	     document.luotto.Transaction_Type.value + MacKey;
//
//
//  	document.luotto.Authentication_Mac.value=hex_md5(str);

/*	hex_md5("7778883987654321123451KTLDJ546GDS");*/
/*  hex_md5("KTLDJ546GDS1123459876543217778883");*/

	return true;
}



<!-------------- HMAC MD5 128 BIT HEXA -------------->

var hexcase = 1;  /* hex output format. 0 - lowercase; 1 - uppercase        */
var b64pad  = ""; /* base-64 pad character. "=" for strict RFC compliance   */
var chrsz   = 8;  /* bits per input character. 8 - ASCII; 16 - Unicode      */


function hex_md5(s){ return binl2hex(core_md5(str2binl(s), s.length * chrsz));}


/*
 * Calculate the MD5 of an array of little-endian words, and a bit length
 */
function core_md5(x, len)
{
  /* append padding */
  x[len >> 5] |= 0x80 << ((len) % 32);
  x[(((len + 64) >>> 9) << 4) + 14] = len;

  var a =  1732584193;
  var b = -271733879;
  var c = -1732584194;
  var d =  271733878;

  for(var i = 0; i < x.length; i += 16)
  {
    var olda = a;
    var oldb = b;
    var oldc = c;
    var oldd = d;

    a = md5_ff(a, b, c, d, x[i+ 0], 7 , -680876936);
    d = md5_ff(d, a, b, c, x[i+ 1], 12, -389564586);
    c = md5_ff(c, d, a, b, x[i+ 2], 17,  606105819);
    b = md5_ff(b, c, d, a, x[i+ 3], 22, -1044525330);
    a = md5_ff(a, b, c, d, x[i+ 4], 7 , -176418897);
    d = md5_ff(d, a, b, c, x[i+ 5], 12,  1200080426);
    c = md5_ff(c, d, a, b, x[i+ 6], 17, -1473231341);
    b = md5_ff(b, c, d, a, x[i+ 7], 22, -45705983);
    a = md5_ff(a, b, c, d, x[i+ 8], 7 ,  1770035416);
    d = md5_ff(d, a, b, c, x[i+ 9], 12, -1958414417);
    c = md5_ff(c, d, a, b, x[i+10], 17, -42063);
    b = md5_ff(b, c, d, a, x[i+11], 22, -1990404162);
    a = md5_ff(a, b, c, d, x[i+12], 7 ,  1804603682);
    d = md5_ff(d, a, b, c, x[i+13], 12, -40341101);
    c = md5_ff(c, d, a, b, x[i+14], 17, -1502002290);
    b = md5_ff(b, c, d, a, x[i+15], 22,  1236535329);

    a = md5_gg(a, b, c, d, x[i+ 1], 5 , -165796510);
    d = md5_gg(d, a, b, c, x[i+ 6], 9 , -1069501632);
    c = md5_gg(c, d, a, b, x[i+11], 14,  643717713);
    b = md5_gg(b, c, d, a, x[i+ 0], 20, -373897302);
    a = md5_gg(a, b, c, d, x[i+ 5], 5 , -701558691);
    d = md5_gg(d, a, b, c, x[i+10], 9 ,  38016083);
    c = md5_gg(c, d, a, b, x[i+15], 14, -660478335);
    b = md5_gg(b, c, d, a, x[i+ 4], 20, -405537848);
    a = md5_gg(a, b, c, d, x[i+ 9], 5 ,  568446438);
    d = md5_gg(d, a, b, c, x[i+14], 9 , -1019803690);
    c = md5_gg(c, d, a, b, x[i+ 3], 14, -187363961);
    b = md5_gg(b, c, d, a, x[i+ 8], 20,  1163531501);
    a = md5_gg(a, b, c, d, x[i+13], 5 , -1444681467);
    d = md5_gg(d, a, b, c, x[i+ 2], 9 , -51403784);
    c = md5_gg(c, d, a, b, x[i+ 7], 14,  1735328473);
    b = md5_gg(b, c, d, a, x[i+12], 20, -1926607734);

    a = md5_hh(a, b, c, d, x[i+ 5], 4 , -378558);
    d = md5_hh(d, a, b, c, x[i+ 8], 11, -2022574463);
    c = md5_hh(c, d, a, b, x[i+11], 16,  1839030562);
    b = md5_hh(b, c, d, a, x[i+14], 23, -35309556);
    a = md5_hh(a, b, c, d, x[i+ 1], 4 , -1530992060);
    d = md5_hh(d, a, b, c, x[i+ 4], 11,  1272893353);
    c = md5_hh(c, d, a, b, x[i+ 7], 16, -155497632);
    b = md5_hh(b, c, d, a, x[i+10], 23, -1094730640);
    a = md5_hh(a, b, c, d, x[i+13], 4 ,  681279174);
    d = md5_hh(d, a, b, c, x[i+ 0], 11, -358537222);
    c = md5_hh(c, d, a, b, x[i+ 3], 16, -722521979);
    b = md5_hh(b, c, d, a, x[i+ 6], 23,  76029189);
    a = md5_hh(a, b, c, d, x[i+ 9], 4 , -640364487);
    d = md5_hh(d, a, b, c, x[i+12], 11, -421815835);
    c = md5_hh(c, d, a, b, x[i+15], 16,  530742520);
    b = md5_hh(b, c, d, a, x[i+ 2], 23, -995338651);

    a = md5_ii(a, b, c, d, x[i+ 0], 6 , -198630844);
    d = md5_ii(d, a, b, c, x[i+ 7], 10,  1126891415);
    c = md5_ii(c, d, a, b, x[i+14], 15, -1416354905);
    b = md5_ii(b, c, d, a, x[i+ 5], 21, -57434055);
    a = md5_ii(a, b, c, d, x[i+12], 6 ,  1700485571);
    d = md5_ii(d, a, b, c, x[i+ 3], 10, -1894986606);
    c = md5_ii(c, d, a, b, x[i+10], 15, -1051523);
    b = md5_ii(b, c, d, a, x[i+ 1], 21, -2054922799);
    a = md5_ii(a, b, c, d, x[i+ 8], 6 ,  1873313359);
    d = md5_ii(d, a, b, c, x[i+15], 10, -30611744);
    c = md5_ii(c, d, a, b, x[i+ 6], 15, -1560198380);
    b = md5_ii(b, c, d, a, x[i+13], 21,  1309151649);
    a = md5_ii(a, b, c, d, x[i+ 4], 6 , -145523070);
    d = md5_ii(d, a, b, c, x[i+11], 10, -1120210379);
    c = md5_ii(c, d, a, b, x[i+ 2], 15,  718787259);
    b = md5_ii(b, c, d, a, x[i+ 9], 21, -343485551);

    a = safe_add(a, olda);
    b = safe_add(b, oldb);
    c = safe_add(c, oldc);
    d = safe_add(d, oldd);
  }
  return Array(a, b, c, d);

}

/*
 * These functions implement the four basic operations the algorithm uses.
 */
function md5_cmn(q, a, b, x, s, t)
{
  return safe_add(bit_rol(safe_add(safe_add(a, q), safe_add(x, t)), s),b);
}
function md5_ff(a, b, c, d, x, s, t)
{
  return md5_cmn((b & c) | ((~b) & d), a, b, x, s, t);
}
function md5_gg(a, b, c, d, x, s, t)
{
  return md5_cmn((b & d) | (c & (~d)), a, b, x, s, t);
}
function md5_hh(a, b, c, d, x, s, t)
{
  return md5_cmn(b ^ c ^ d, a, b, x, s, t);
}
function md5_ii(a, b, c, d, x, s, t)
{
  return md5_cmn(c ^ (b | (~d)), a, b, x, s, t);
}


/*
 * Add integers, wrapping at 2^32. This uses 16-bit operations internally
 * to work around bugs in some JS interpreters.
 */
function safe_add(x, y)
{
  var lsw = (x & 0xFFFF) + (y & 0xFFFF);
  var msw = (x >> 16) + (y >> 16) + (lsw >> 16);
  return (msw << 16) | (lsw & 0xFFFF);
}


/*
 * Bitwise rotate a 32-bit number to the left.
 */
function bit_rol(num, cnt)
{
  return (num << cnt) | (num >>> (32 - cnt));
}

/*
 * Convert a string to an array of little-endian words
 * If chrsz is ASCII, characters >255 have their hi-byte silently ignored.
 */
function str2binl(str)
{
  var bin = Array();
  var mask = (1 << chrsz) - 1;
  for(var i = 0; i < str.length * chrsz; i += chrsz)
    bin[i>>5] |= (str.charCodeAt(i / chrsz) & mask) << (i%32);
  return bin;
}


/*
 * Convert an array of little-endian words to a hex string.
 */
function binl2hex(binarray)
{
  var hex_tab = hexcase ? "0123456789ABCDEF" : "0123456789abcdef";
  var str = "";
  for(var i = 0; i < binarray.length * 4; i++)
  {
    str += hex_tab.charAt((binarray[i>>2] >> ((i%4)*8+4)) & 0xF) +
           hex_tab.charAt((binarray[i>>2] >> ((i%4)*8  )) & 0xF);
  }
  return str;
}


<!--------------------------------------------------->


function nextpage() {

	if (check_fields() == true)
	{
	window.location.href = "failure?Amount.value='"+document.forms.luotto.Amount.value+"'"+
	"&Order_ID.value='"+document.forms.luotto.Order_ID.value+"'"+"&LKMSGTXT=Order+id+already+exists"
	}

}

/*
function getFromSearch() {
var x;
mySearch = location.search.substr(1).split("&")
for (x=0;x<mySearch.length;x++) {
eval("document.forms.myform."+mySearch[x])
}
}
*/

function getReturnCode() {

document.write(location);

return true;

var x
mySearch = location.search.substr(1).split("&")
for (x=0;x<=mySearch.length;x++) {
    /*if(mySearch[x].match("Order_ID.value='Y1'"))*/
    /*if(x==2)*/
    {    
     /*   mySearch[x]=mySearch[x].replace("LKMSGTXT=","");

	for(var y=0; y<mySearch[x].length;y++) {
		mySearch[x]=mySearch[x].replace("+"," "); }*/
        document.write(mySearch[x])
    }
}
}