git.scottworley.com Git - inverse-tax/blob - index.html

   1 <!DOCTYPE html>
   2 <html>
   3 <head>
   4 <script src="tax.js"></script>
   5 <script src="tax_ui.js"></script>
   6 <style>
   7   td { padding: .5em; vertical-align: top}
   8   textarea { height: 12em; }
   9   input { width: 7em }
  10   .output { padding: 1em; background-color: #eee; border: thin solid #888; width: max-content;  }
  11   .privacy_policy { margin-top: 5em; }
  12 </style>
  13 </head>
  14 <body onload="calculate()">
  15 <h1>Inverse income tax tool</h1>
  16 <p>What before-tax salary is needed to provide a specified after-tax salary?</p>
  17
  18 <form>
  19 <table>
  20 <tr>
  21 <td>
  22 Federal deductible<br/><input id="deductible_1" value="24000" onchange="calculate()" oninput="calculate()"/>
  23 </td>
  24 <td>
  25 State deductible<br/><input id="deductible_2" value="8258" onchange="calculate()" oninput="calculate()"/>
  26 </td>
  27 </tr>
  28 <tr>
  29 <td>
  30 Federal tax table<br/>
  31 <textarea id="tax_table_1" onchange="calculate()" oninput="calculate()">     0 10
  32  18651 15
  33  75901 25
  34 153101 28
  35 233351 33
  36 416701 35
  37 470001 39.6</textarea>
  38 </td>
  39 <td>
  40 State tax table<br/>
  41 <textarea id="tax_table_2" onchange="calculate()" oninput="calculate()">      0  1
  42   16030  2
  43   38002  4
  44   59978  6
  45   83258  8
  46  105224  9.3
  47  537500 10.3
  48  644998 11.3
  49 1000000 12.3
  50 1074996 13.3</textarea>
  51 <br/>(Initial table is California's)
  52 </td>
  53 </tr>
  54 <tr>
  55 <td colspan="2">
  56 Desired after-tax salary</br>
  57 <input id="after_tax" value="100000" onchange="calculate()" oninput="calculate()">
  58 </td></tr>
  59 </table>
  60 </form>
  61
  62 <p class="output">
  63   <strong><span id="before_tax"></span> before tax</strong>
  64   - <span id="tax_1"></span> federal tax
  65   - <span id="tax_2"></span> state tax
  66   = <span id="after_tax_verification"></span> after tax.
  67 </p>
  68
  69 <p class="privacy_policy">Privacy policy: All calculations are client-side; no figures are sent to any server.</p>
  70 </body>
  71 </html>