     if window.localStorage?
       for kite in (Object.keys window.localStorage) when /^KITE_/.test kite
         delete window.localStorage[kite]
-
-
-  md5: do ->
-    md5cycle = (x, k) ->
-      a = x[0]
-      b = x[1]
-      c = x[2]
-      d = x[3]
-      a = ff(a, b, c, d, k[0], 7, -680876936)
-      d = ff(d, a, b, c, k[1], 12, -389564586)
-      c = ff(c, d, a, b, k[2], 17, 606105819)
-      b = ff(b, c, d, a, k[3], 22, -1044525330)
-      a = ff(a, b, c, d, k[4], 7, -176418897)
-      d = ff(d, a, b, c, k[5], 12, 1200080426)
-      c = ff(c, d, a, b, k[6], 17, -1473231341)
-      b = ff(b, c, d, a, k[7], 22, -45705983)
-      a = ff(a, b, c, d, k[8], 7, 1770035416)
-      d = ff(d, a, b, c, k[9], 12, -1958414417)
-      c = ff(c, d, a, b, k[10], 17, -42063)
-      b = ff(b, c, d, a, k[11], 22, -1990404162)
-      a = ff(a, b, c, d, k[12], 7, 1804603682)
-      d = ff(d, a, b, c, k[13], 12, -40341101)
-      c = ff(c, d, a, b, k[14], 17, -1502002290)
-      b = ff(b, c, d, a, k[15], 22, 1236535329)
-      a = gg(a, b, c, d, k[1], 5, -165796510)
-      d = gg(d, a, b, c, k[6], 9, -1069501632)
-      c = gg(c, d, a, b, k[11], 14, 643717713)
-      b = gg(b, c, d, a, k[0], 20, -373897302)
-      a = gg(a, b, c, d, k[5], 5, -701558691)
-      d = gg(d, a, b, c, k[10], 9, 38016083)
-      c = gg(c, d, a, b, k[15], 14, -660478335)
-      b = gg(b, c, d, a, k[4], 20, -405537848)
-      a = gg(a, b, c, d, k[9], 5, 568446438)
-      d = gg(d, a, b, c, k[14], 9, -1019803690)
-      c = gg(c, d, a, b, k[3], 14, -187363961)
-      b = gg(b, c, d, a, k[8], 20, 1163531501)
-      a = gg(a, b, c, d, k[13], 5, -1444681467)
-      d = gg(d, a, b, c, k[2], 9, -51403784)
-      c = gg(c, d, a, b, k[7], 14, 1735328473)
-      b = gg(b, c, d, a, k[12], 20, -1926607734)
-      a = hh(a, b, c, d, k[5], 4, -378558)
-      d = hh(d, a, b, c, k[8], 11, -2022574463)
-      c = hh(c, d, a, b, k[11], 16, 1839030562)
-      b = hh(b, c, d, a, k[14], 23, -35309556)
-      a = hh(a, b, c, d, k[1], 4, -1530992060)
-      d = hh(d, a, b, c, k[4], 11, 1272893353)
-      c = hh(c, d, a, b, k[7], 16, -155497632)
-      b = hh(b, c, d, a, k[10], 23, -1094730640)
-      a = hh(a, b, c, d, k[13], 4, 681279174)
-      d = hh(d, a, b, c, k[0], 11, -358537222)
-      c = hh(c, d, a, b, k[3], 16, -722521979)
-      b = hh(b, c, d, a, k[6], 23, 76029189)
-      a = hh(a, b, c, d, k[9], 4, -640364487)
-      d = hh(d, a, b, c, k[12], 11, -421815835)
-      c = hh(c, d, a, b, k[15], 16, 530742520)
-      b = hh(b, c, d, a, k[2], 23, -995338651)
-      a = ii(a, b, c, d, k[0], 6, -198630844)
-      d = ii(d, a, b, c, k[7], 10, 1126891415)
-      c = ii(c, d, a, b, k[14], 15, -1416354905)
-      b = ii(b, c, d, a, k[5], 21, -57434055)
-      a = ii(a, b, c, d, k[12], 6, 1700485571)
-      d = ii(d, a, b, c, k[3], 10, -1894986606)
-      c = ii(c, d, a, b, k[10], 15, -1051523)
-      b = ii(b, c, d, a, k[1], 21, -2054922799)
-      a = ii(a, b, c, d, k[8], 6, 1873313359)
-      d = ii(d, a, b, c, k[15], 10, -30611744)
-      c = ii(c, d, a, b, k[6], 15, -1560198380)
-      b = ii(b, c, d, a, k[13], 21, 1309151649)
-      a = ii(a, b, c, d, k[4], 6, -145523070)
-      d = ii(d, a, b, c, k[11], 10, -1120210379)
-      c = ii(c, d, a, b, k[2], 15, 718787259)
-      b = ii(b, c, d, a, k[9], 21, -343485551)
-      x[0] = add32(a, x[0])
-      x[1] = add32(b, x[1])
-      x[2] = add32(c, x[2])
-      x[3] = add32(d, x[3])
-      return
-    cmn = (q, a, b, x, s, t) ->
-      a = add32(add32(a, q), add32(x, t))
-      add32 (a << s) | (a >>> (32 - s)), b
-    ff = (a, b, c, d, x, s, t) ->
-      cmn (b & c) | ((~b) & d), a, b, x, s, t
-    gg = (a, b, c, d, x, s, t) ->
-      cmn (b & d) | (c & (~d)), a, b, x, s, t
-    hh = (a, b, c, d, x, s, t) ->
-      cmn b ^ c ^ d, a, b, x, s, t
-    ii = (a, b, c, d, x, s, t) ->
-      cmn c ^ (b | (~d)), a, b, x, s, t
-    md51 = (s) ->
-      txt = ""
-      n = s.length
-      state = [
-        1732584193
-        -271733879
-        -1732584194
-        271733878
-      ]
-      i = undefined
-      i = 64
-      while i <= s.length
-        md5cycle state, md5blk(s.substring(i - 64, i))
-        i += 64
-      s = s.substring(i - 64)
-      tail = [
-        0
-        0
-        0
-        0
-        0
-        0
-        0
-        0
-        0
-        0
-        0
-        0
-        0
-        0
-        0
-        0
-      ]
-      i = 0
-      while i < s.length
-        tail[i >> 2] |= s.charCodeAt(i) << ((i % 4) << 3)
-        i++
-      tail[i >> 2] |= 0x80 << ((i % 4) << 3)
-      if i > 55
-        md5cycle state, tail
-        i = 0
-        while i < 16
-          tail[i] = 0
-          i++
-      tail[14] = n * 8
-      md5cycle state, tail
-      state
-
-    # there needs to be support for Unicode here,
-    # * unless we pretend that we can redefine the MD-5
-    # * algorithm for multi-byte characters (perhaps
-    # * by adding every four 16-bit characters and
-    # * shortening the sum to 32 bits). Otherwise
-    # * I suggest performing MD-5 as if every character
-    # * was two bytes--e.g., 0040 0025 = @%--but then
-    # * how will an ordinary MD-5 sum be matched?
-    # * There is no way to standardize text to something
-    # * like UTF-8 before transformation; speed cost is
-    # * utterly prohibitive. The JavaScript standard
-    # * itself needs to look at this: it should start
-    # * providing access to strings as preformed UTF-8
-    # * 8-bit unsigned value arrays.
-    #
-    md5blk = (s) -> # I figured global was faster.
-      md5blks = [] # Andy King said do it this way.
-      i = undefined
-      i = 0
-      while i < 64
-        md5blks[i >> 2] = s.charCodeAt(i) + (s.charCodeAt(i + 1) << 8) + (s.charCodeAt(i + 2) << 16) + (s.charCodeAt(i + 3) << 24)
-        i += 4
-      md5blks
-    rhex = (n) ->
-      s = ""
-      j = 0
-      while j < 4
-        s += hex_chr[(n >> (j * 8 + 4)) & 0x0f] + hex_chr[(n >> (j * 8)) & 0x0f]
-        j++
-      s
-    hex = (x) ->
-      i = 0
-
-      while i < x.length
-        x[i] = rhex(x[i])
-        i++
-      x.join ""
-    md5 = (s) ->
-      hex md51(s)
-
-    # this function is much faster,
-    #so if possible we use it. Some IEs
-    #are the only ones I know of that
-    #need the idiotic second function,
-    #generated by an if clause.
-    add32 = (a, b) ->
-      (a + b) & 0xffffffff
-    hex_chr = "0123456789abcdef".split("")
-    unless md5("hello") is "5d41402abc4b2a76b9719d911017c592"
-      add32 = (x, y) ->
-        lsw = (x & 0xffff) + (y & 0xffff)
-        msw = (x >> 16) + (y >> 16) + (lsw >> 16)
-        (msw << 16) | (lsw & 0xffff)
-
-    return md5
 
 
   trackEvent: (args...) ->

    event = if action? then action else args[0]
    analytics.track event, args[1]

  trackPage: (args) ->

    return  unless @trackEligible()

          error : ({responseJSON}) ->
            container.emit 'EmailIsNotAvailable'
            input.setValidationResult 'available', "Sorry, \"#{email}\" is already in use!"


  checkedPasswords: {}
  checkPasswordStrength: KD.utils.debounce 300, (password, callback) ->
