how to disable checkbox using script

[madhusudanreddy]

hi

iam new to scripts,
i have a dropdownlist and ckeckbox ,i want to disable the ckeckbox when the user selects the second option of dropdownlist .how to do this please help me..........?

[Atran]

hi

iam new to scripts,
i have a dropdownlist and ckeckbox ,i want to disable the ckeckbox when the user selects the second option of dropdownlist .how to do this please help me..........?

Welcome to thescripts.
[C# CODE]

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.IO;
using System.Windows.Forms;
 
namespace WindowsApplication1
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
            //Make a new checkbox.
            CheckBox x = new CheckBox();
            //Checkbox location.
            x.Location = new Point(12, 12);
            //make the checkbox checked. 
            x.Checked = true;
            //Disable the checkbox.
            x.Enabled = false;
            Controls.Add(x);
        }
    }
}
 

[VB.Net CODE]

Imports System
Imports System.Collections.Generic
Imports System.ComponentModel
Imports System.Data
Imports System.Drawing
Imports System.Text
Imports System.IO
Imports System.Windows.Forms
 
Namespace WindowsApplication1
    Public Partial Class Form1
        Inherits Form
        Public Sub New()
            InitializeComponent()
            'Make a new checkbox.
            Dim x As New CheckBox()
            'Checkbox location.
            x.Location = New Point(12, 12)
            'make the checkbox checked. 
            x.Checked = True
            'Disable the checkbox.
            x.Enabled = False
            Controls.Add(x)
        End Sub
    End Class
End Namespace
 

enjoy.

[dip_developer]

hi

iam new to scripts,
i have a dropdownlist and ckeckbox ,i want to disable the ckeckbox when the user selects the second option of dropdownlist .how to do this please help me..........?

if web application
onSelectedIndex Changed event of dropdown you have to call a javascript function....... in the function body write(its an idea .pls. check the actual code)document.GetEle mentById("mychk Box").checked=t rue;