You could try this
@echo off
echo.
echo. 1. Open ComputerHope.com
echo. 2. Start Calculator
echo. 3. Start Notepad
echo.
echo. Please enter either 1, 2, or 3
set /p a= :
if /i %a%==1 goto :1
if /i %a%==2 goto :2
if /i %a%==3 goto :3
:1
start www.computerhope.com
exit
:2
start calc.exe
exit
:3
start notepad.exe
exit