js 动态增加表格

function insRow(){

document.getElementById("rowId").value=parseInt(document.getElementById("rowId").value)+1;

var rowId = document.getElementById("rowId").value;

var tb1 = document.getElementById("ctable");

function insRow(){

document.getElementById("rowId").value=parseInt(document.getElementById("rowId").value)+1;

var rowId = document.getElementById("rowId").value;

var tb1 = document.getElementById("ctable");

[javascript]
view plaincopyprint?

<span style="color: rgb(255, 0, 0);">var rowsCount=tb1.rows.length;</span>

var rowsCount=tb1.rows.length;

[javascript]
view plaincopyprint?

<span style="color: rgb(255, 0, 0);">
var row = tb1.insertRow(rowsCount);</span>

var row = tb1.insertRow(rowsCount);

[javascript]
view plaincopyprint?

<span style="color: rgb(255, 0, 0);">

var cell = row.insertCell(0); </span>

cell.innerHTML="<img src=\"<%=contextPath%>/img/update.gif\" class=\"nav\" />";

var cell = row.insertCell(1);

cell.innerHTML="<input name=\"companyname"+rowId+"\" ID=\"companyname"+rowId+"\" type=\"text\" />";

var cell = row.insertCell(2);

cell.innerHTML="<input name=\"companynameen"+rowId+"\" ID=\"companynameen"+rowId+"\" type=\"text\"
/>";
}