Insert value of dynamic generated text box in jsp using javascript

hello sir , i want to generate dynamic text box at run time and i did that using javascript code given at your site now sir problem is i am not able to insert that dynamically generated text box value into database at a time without reloading the page what i want is i can insert the multiple columns value generated dynamically at the same time without reloading the page here is the code that i am using for dynamic row generation.

<script LANGUAGE="JavaScript"><!--<!--
function addRow(tableID){
var table = document.getElementById(tableID);
var rowCount = table.rows.length;
var row = table.insertRow(rowCount);
var cell1 = row.insertCell(0);
var element1 = document.createElement("input");
element1.type = "text";
cell1.appendChild(element1);
var cell2 = row.insertCell(1);
var element2 = document.createElement("input");
element2.type = "text";
cell2.appendChild(element2);
var cell3 = row.insertCell(2);
var element3 = document.createElement("input");
element3.setAttribute("name","mytextarea");
element3.setAttribute("cols","20");
element3.setAttribute("rows","1");
cell3.appendChild(element3);
var cell4 = row.insertCell(3);
var element4 = document.createElement("input");
element4.type="textfield";
cell4.appendChild(element4);
</script>