/*
 * A JavaScript implementation of the RSA Data Security, Inc. MD5 Message
 * Digest Algorithm, as defined in RFC 1321.
 * Version 2.1 Copyright (C) Paul Johnston 1999 - 2002.
 * Other contributors: Greg Holt, Andrew Kepert, Ydnar, Lostinet
 * Distributed under the BSD License
 * See http://pajhome.org.uk/crypt/md5 for more info.
 */

/*
 * Configurable variables. You may need to tweak these to be compatible with
 * the server-side, but the defaults work in most cases.
 */
var hexcase = 0;  /* 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      */

/*
 * These are the functions you'll usually want to call
 * They take string arguments and return either hex or base-64 encoded strings
 */
function hex_md5(s){ return binl2hex(core_md5(str2binl(s), s.length * chrsz));}
function b64_md5(s){ return binl2b64(core_md5(str2binl(s), s.length * chrsz));}
function str_md5(s){ return binl2str(core_md5(str2binl(s), s.length * chrsz));}
function hex_hmac_md5(key, data) { return binl2hex(core_hmac_md5(key, data)); }
function b64_hmac_md5(key, data) { return binl2b64(core_hmac_md5(key, data)); }
function str_hmac_md5(key, data) { return binl2str(core_hmac_md5(key, data)); }

/*
 * Perform a simple self-test to see if the VM is working
 */
function md5_vm_test()
{
  return hex_md5("abc") == "900150983cd24fb0d6963f7d28e17f72";
}

/*
 * 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);
}

/*
 * Calculate the HMAC-MD5, of a key and some data
 */
function core_hmac_md5(key, data)
{
  var bkey = str2binl(key);
  if(bkey.length > 16) bkey = core_md5(bkey, key.length * chrsz);

  var ipad = Array(16), opad = Array(16);
  for(var i = 0; i < 16; i++)
  {
    ipad[i] = bkey[i] ^ 0x36363636;
    opad[i] = bkey[i] ^ 0x5C5C5C5C;
  }

  var hash = core_md5(ipad.concat(str2binl(data)), 512 + data.length * chrsz);
  return core_md5(opad.concat(hash), 512 + 128);
}

/*
 * 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 string
 */
function binl2str(bin)
{
  var str = "";
  var mask = (1 << chrsz) - 1;
  for(var i = 0; i < bin.length * 32; i += chrsz)
    str += String.fromCharCode((bin[i>>5] >>> (i % 32)) & mask);
  return str;
}

/*
 * 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;
}

/*
 * Convert an array of little-endian words to a base-64 string
 */
function binl2b64(binarray)
{
  var tab = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
  var str = "";
  for(var i = 0; i < binarray.length * 4; i += 3)
  {
    var triplet = (((binarray[i   >> 2] >> 8 * ( i   %4)) & 0xFF) << 16)
                | (((binarray[i+1 >> 2] >> 8 * ((i+1)%4)) & 0xFF) << 8 )
                |  ((binarray[i+2 >> 2] >> 8 * ((i+2)%4)) & 0xFF);
    for(var j = 0; j < 4; j++)
    {
      if(i * 8 + j * 6 > binarray.length * 32) str += b64pad;
      else str += tab.charAt((triplet >> 6*(3-j)) & 0x3F);
    }
  }
  return str;
}

function bsOosToUpper(cObj) {
  cObj.value=cObj.value.toUpperCase();
}

function bsOosEcheck(str) {

		var at="@";
		var dot=".";
		var lat=str.indexOf(at);
		var lstr=str.length;
		var ldot=str.indexOf(dot);
		if (str.indexOf(at)==-1){
		   return false;
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   return false;
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    return false;
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    return false;
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    return false;
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    return false;
		 }
		
		 if (str.indexOf(" ")!=-1){
		    return false;
		 }

 		 return true;
	}

function sizeSelectAdd() {
	if (-1 == document.forms['cart_quantity'].elements[document.forms['cart_quantity'].elements['bs_prod_opt_name'].value].value) {
		alert('Please choose a size from the dropdown list.');
		return;
	}
	
	var sz = document.getElementById(document.forms['cart_quantity'].elements['bs_prod_opt_id'].value);
  if (sz.type != 'radio') {
		var sn = sz.options[sz.selectedIndex].innerHTML;

		if (sn.indexOf('(out of stock)', 0) != -1) {
			alert('The size you have chosen is currently out of stock, please choose another size. If you would like to be notified when this size is returned to stock, click the text directly under the size selection list.');
			return;
		}
  }
	
	if (1 > document.forms['cart_quantity'].elements['cart_quantity'].value) {
		alert('Please enter a quantity to add to your cart.');
		return;
	}
	
	document.forms['cart_quantity'].submit();
}

function bsOosGetXmlHttp() {
	var xmlHttp = null;

	if (window.XMLHttpRequest)
		{// code for all new browsers
		xmlHttp=new XMLHttpRequest();
		}
	else if (window.ActiveXObject)
		{// code for IE5 and IE6
		xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
		}

	if (null == xmlHttp) {
		alert("Your internet browser does not allow this function.");
	}
		
  return xmlHttp;
}

function getElementPosition(elemID){
var offsetTrail = document.getElementById(elemID);
var offsetLeft = 0;
var offsetTop = 0;
while (offsetTrail){
offsetLeft += offsetTrail.offsetLeft;
offsetTop += offsetTrail.offsetTop;
offsetTrail = offsetTrail.offsetParent;
}
if (navigator.userAgent.indexOf('Mac') != -1 && typeof document.body.leftMargin != 'undefined'){
offsetLeft += document.body.leftMargin;
offsetTop += document.body.topMargin;
}
return {left:offsetLeft,top:offsetTop};
}

function bsPopOosNotify(prodid, ema) {
  var popdiv = document.getElementById('bsPopupDiv');
  var oet;
  var ele;
  var xmlHttp = bsOosGetXmlHttp();
  var povid = -1;
	var sz = document.getElementById(document.forms['cart_quantity'].elements['bs_prod_opt_id'].value);
  if (sz.type != 'radio') {
  	povid = sz.options[sz.selectedIndex].value;
  }
  popdiv.style.left=getElementPosition('productName').left;
  popdiv.style.top=getElementPosition('productName').top + "px";
  popdiv.style.width="585px";
  popdiv.style.height="175px";
  popdiv.style.visibility='visible';
  popdiv.style.backgroundColor="#a9a9a9";
  popdiv.innerHTML = '<table cols="1" width="100%" border="0"><tr><td height="130px" align="center"><img src="images/prog.gif"><h4>Loading... Please wait.</h4></td></tr><tr><td align="right" style="padding-right:10px;padding-bottom:4px;"><input type="image" src="/store/includes/templates/af1/buttons/english/button_cancel.gif" id="ooscan" onClick="javascript:bsOosCancelNotify();"></td></tr></table>';
		
  xmlHttp.onreadystatechange=function() {
    if (xmlHttp.readyState == 4 && xmlHttp.status == 200) {
      ele=document.getElementById('bsPopupDiv');
      ele.innerHTML=xmlHttp.responseText;
    }
  }

  var d = 0 + new Date();	 
  xmlHttp.open("POST", "/store/oosnotify.php?func=osload&prodid="+prodid+"&povid="+povid+"&ema="+escape(ema)+"&curt="+d, true);
  xmlHttp.send(null);
  
  return false;
}

function bsOosSetNotify(prodid) {
  var popdiv = document.getElementById('bsPopupDiv');
  var sel = document.getElementById('oossize');
  var sizele = sel.options[sel.selectedIndex];
  var ema = document.getElementById('oosema').value;
  var cod = document.getElementById('ooscode').value;
  var sec = document.getElementById('oossec').value;
  var siz = sizele.value;
 
  if (bsOosEcheck(ema) == false) {
  	alert("Please enter a properly formatted e-mail address into the e-mail field.");
  	return false;
  }
  
  if (siz.length >= 3) {
	  if (siz.substr(0, 3) == 'bad') {
	  	alert("Please select the size you wish to be notified about.");
	  	return false;
	  }
	
	  if (siz.substr(0, 3) == 'ins') {
	  	alert("The size you selected is currently in stock. Please choose another size for notification, or press cancel and select the size you want from the dropdown list.");
	  	return false;
	  }
	}  

  cod=cod.toUpperCase();
  if (hex_md5(cod) != sec) {
  	alert("The security code did not match. Please re-enter the security code. If the code is unreadable, press cancel and click Notify Me again to generate a new code.");
  	return false;
  }

  var xmlHttp = bsOosGetXmlHttp();
  xmlHttp.onreadystatechange=function() {
    if (xmlHttp.readyState == 4 && xmlHttp.status == 200) {
		  //ele = document.getElementById('bsPopupDiv');
      //ele.innerHTML=xmlHttp.responseText;
      document.getElementById('bsPopupDiv').style.visibility='hidden';
    }
  }

  var d = 0 + new Date();	 
  xmlHttp.open("POST", "/store/oosnotify.php?func=ossave&prodid="+prodid+"&ema="+escape(ema)+"&paid="+siz+"&seccod="+escape(cod)+"&curt="+d, true);
  xmlHttp.send(null);
  
  popdiv.innerHTML = '<table cols="1" width="100%" border="0"><tr><td height="130px" align="center"><img src="images/prog.gif"><h4>Saving... Please wait.</h4></td></tr><tr><td align="right" style="padding-right:10px;padding-bottom:4px;"><input type="image" src="/store/includes/templates/af1/buttons/english/button_cancel.gif" id="ooscan" onClick="javascript:bsOosCancelNotify();"></td></tr></table>';
  return false;
}

function bsOosCancelNotify() {
  var popdiv = document.getElementById('bsPopupDiv');
  popdiv.style.visibility='hidden';
}