i am trying to use this fuction in library file incomejs to

i am trying to use this fuction in library file income.js , to use the taxes html pager to load the library and calculuate the income tax,

{
var number;
function Icometace(income, itemized)
// Assynes: income .=0, itemzed .=0
// Returns: flat tax (13%) due after deductions
{

var deduction, taxableIcome, total tax;

deduciton= Math.max(itermized, 4150):
taxableIncome = Math.max(income - debuction, o);
toatltax = 0.13*tableTincome

return totaltax;
}

<html>
<head>
<title> ESP Test </title>
<script type=\"text/javascript\">

{
var number;
function Icometace(income, itemized)
// Assynes: income .=0, itemzed .=0
// Returns: flat tax (13%) due after deductions
{

var deduction, taxableIcome, total tax;

deduciton= Math.max(itermized, 4150):
taxableIncome = Math.max(income - debuction, o);
toatltax = 0.13*tableTincome

return totaltax;
}

}
</script>
</head>

<body>
<div style=\"text-align:center\">
<h2>ESP Test</h2>
<p>
Think of a number between 1 and 4, then click the button to see
if you were right.
</p>
<input type=\"button\" value=\"income 100000.00\" onclick=\"itemized (12017.50);\">
<input type=\"button\" value=\"income 42500.00\" onclick=\"itemized(8900.99);\">
<input type=\"button\" value=\"income 13267.45\" onclick=\"itemized(14000.00);\">

<hr>
<div id=\"outputDiv\"></div>
</div>
</body>
</html>