Personal Income Tax Calculator

Personal Income Tax Calculator

<form name=form1 onsubmit= "return Frontpage_form1_validator" >
<div align=center>
<CENTER>
<table width=350 border=0
cellpadding=4 cellspacing=1 bgcolor= "#D9D9D9" style= "FONT-SIZE:9PT;

Font-family: Song Body ">
<TBODY>
<tr align=middle>
<TD bgcolor= "#FFFFFF" ><span
Style= "FONT-SIZE:9PT; font-family: XXFarEastFont-arial > Please enter your monthly income:

</SPAN>&nbsp;&nbsp;&nbsp;&nbsp;
<input size=18 name=money> <span
Style= "FONT-SIZE:9PT; Font-family: Song Body "> Yuan </SPAN></TD>
</TR>
<tr align=middle>
<TD bgcolor= "#FFFFFF" ><span style= "FONT-SIZE:9PT; Font-family: Song Body

"><span class=" STYLE1 "> Local personal income tax threshold </span>:</SPAN>
<input size=18 name=kcmoney> <span
Style= "FONT-SIZE:9PT; Font-family: Song Body "> Yuan </SPAN><BR> (for example 800,

1000) </TD>
</TR>
<tr align=middle>
<TD bgcolor= #FFFFFF ><input type=submit value= calculation name=sub

&nbsp;&nbsp;&nbsp;&nbsp;>
<input Type=reset value= Re-enter name=reset></td>
</TR></TBODY></TABLE></CENTER></DIV></FORM>

<script language=javascript><!--
function Frontpage_form1_validator (theform)
{
var Checkok = "0123456789";
var checkstr = TheForm.money.value;
var allvalid = true;
var decpoints = 0;
var allnum = "";
for (i = 0;  i < checkstr.length; i++)
{
ch = checkstr.charat (i);
for (j = 0;  J < Checkok.length; J + +)
if (ch = = Checkok.charat (j))
Break
if (j = = Checkok.length)
{
Allvalid = false;
Break
}
if (ch!= ",")
Allnum + = ch;
}
if (!allvalid)
{
Alert ("Only numbers can be entered in monthly revenue.") ");
return (false);
}

  var Checkok = "0123456789";
  var checkstr = TheForm.KCmoney.value;
  var allvalid = true;
  var decpoints = 0;
  var allnum = "";
  for (i = 0;  i < checkstr.length;  i++)
  {
    ch = checkstr.charat ( i);
    for (j = 0;  J < checkok.length;  J)
      if (ch = c Heckok.charat (j))
        break;
    if (j = = Checkok.length)
    {
      allvalid = false;
   & nbsp;  break;
   }
    if (ch!= ",")
      allnum + = ch;
 }
  if (!allva Lid)
  {
    alert ("Only digits can be entered in the starting amount.") ");
    return (false);
 }

var basicm,totalmoney,cha,output;
Totalmoney=document.form1.money.value;
Basicm=document.form1.kcmoney.value;
Cha= (TOTALMONEY-BASICM);
if (cha<=0) {output=0;}
if (cha>0&&cha<=500) {output=cha*0.05;}
if (cha>500&&cha<=2000) {output=cha*0.1-25;}
if (cha>2000&&cha<=5000) {output=cha*0.15-125;}
if (cha>5000&&cha<=20000) {output=cha*0.2-375;}
if (cha>20000&&cha<=40000) {output=cha*0.25-1375;}
if (cha>40000&&cha<=60000) {output=cha*0.30-3375;}
if (cha>60000&&cha<=80000) {output=cha*0.35-6375;}
if (cha>80000&&cha<=100000) {output=cha*0.4-10375;}
if (cha>100000&&cha>100000) {output=cha*0.45-15375;}
Alert ("The amount of personal income tax payable =" +output+ "Yuan" + "n" + "n" + "+" is taxable according to law is every citizen should do

Of Duty!! ");
return (false);
}
--></script>