HELP: how insert array into mysql??

hi all, I need your help... i just want to know how insert array into mysql? thanks~

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<title>Insert New Institution</title>
<script type="text/javascript">
function addRowToTable()
{
var tbl = document.getElementById(’tblAddress’);
var lastRow = tbl.rows.length;
// if there’s no header row in the table, then iteration = lastRow + 1
var iteration = lastRow;
// var iteration = lastRow + 1;
var row = tbl.insertRow(lastRow);

// cell 0
var cell0 = row.insertCell(0);
var el = document.createElement(’input’);
el.type = ’text’;
el.NAME = ’InstitutionName[]’;
el.size = 30;
cell0.appendChild(el);

//cell 1
var cell1 = row.insertCell(1);
var el = document.createElement(’input’);
el.type = ’text’;
el.NAME = ’Address[]’;
el.size = 50;
cell1.appendChild(el);

//cell 2
var cell2 = row.insertCell(2);
var el = document.createElement(’input’);
el.type = ’text’;
el.NAME = ’Website[]’;
el.size = 30;
cell2.appendChild(el);

}
</script>
</head>

<body>
<h2>Insert New Institution</h2>




<form action="" name="" method="post">
<table id="tblAddress">
<tr>
<td class="txtBase">Institution Name</td>
<td class="txtBase">Address</td>
<td class="txtBase">Website</td>
</tr>
<tr>
<td><input name="InstitutionName[]" type="text" size="30" maxlength="100"></td>
<td><input name="Address[]" type="text" size="50" maxlength="1000"></td>
<td><input name="Website[]" type="text" size="30" maxlength="100"></td>
</tr>
</table><input type="button" name="Add" value="Add" onClick="addRowToTable();">
<input type="submit" name="Submit" value="Submit">
</form>


</body>
</html>