Header with Search textbox in ListView Webpart using Jquery

<script src="http://www.google.com/jsapi"></script>

<script>


google.load("jquery", "1.2.6");

google.setOnLoadCallback(function() {

$(document).ready(function()
{
jQuery.extend(jQuery.expr[':'], {
 containsIgnoreCase: "(a.textContent||a.innerText||jQuery(a).text()||'').toLowerCase().indexOf((m[3]||'').toLowerCase())>=0"
});


$("table.ms-listviewtable tr.ms-viewheadertr").each(function()
{
if($("td.ms-vh-group", this).size() > 0)
{
return;
}

var tdset = "";

var colIndex = 0;

$(this).children("th,td").each(function()
{
if($(this).hasClass("ms-vh-icon"))
{
// attachment
tdset += "<td></td>";
}
else
{
// filterable
tdset += "<td><input type='text' class='vossers-filterfield' filtercolindex='" + colIndex + "' /></td>";
}

colIndex++;
});

var tr = "<tr class='vossers-filterrow'>" + tdset + "</tr>";

$(tr).insertAfter(this);
});


$("input.vossers-filterfield")
.css("border", "1px solid #7f9db9")
.css("width", "100%")
.css("margin", "2px")
.css("padding", "2px")
.keyup(function()
{
var inputClosure = this;

if(window.VossersFilterTimeoutHandle)
{
clearTimeout(window.VossersFilterTimeoutHandle);
}

window.VossersFilterTimeoutHandle = setTimeout(function()
{
var filterValues = new Array();

$("input.vossers-filterfield", $(inputClosure).parents("tr:first")).each(function()
{
if($(this).val() != "")
{
filterValues[$(this).attr("filtercolindex")] = $(this).val();
}
});


$(inputClosure).parents("tr.vossers-filterrow").nextAll("tr").each(function()
{
var mismatch = false;

$(this).children("td").each(function(colIndex)
{
if(mismatch) return;

if(filterValues[colIndex])
{
var val = filterValues[colIndex];

// replace double quote character with 2 instances of itself
val = val.replace(/"/g, String.fromCharCode(34) + String.fromCharCode(34));

if($(this).is(":not(:containsIgnoreCase('" + val + "'))"))
{
mismatch = true;
}
}
});

if(mismatch)
{
$(this).hide();
}
else
{
$(this).show();
}
});

}, 250);
});
});

});

</script>