Try to use the following code for getting Current year by using javascript
Code:
<script type="text/javascript">
<!--
var m_names = new Array("January", "February", "March",
"April", "May", "June", "July", "August", "September",
"October", "November", "December");
var d = new Date();
var curr_date = d.getDate();
var curr_month = d.getMonth();
var curr_year = d.getFullYear();
document.write(curr_date + "-" + m_names[curr_month]
+ "-" + curr_year);
/* The last two lines above have
to placed on a single line */
//-->
</script>
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