//form/input[@name='username']
Example: select input//form/input[@name='username']
//form[@id='loginForm']/input[1]
//input[@name='username']
<html> <body> <form id="loginForm"> <input name="username" type="text" /> <input name="password" type="password" /> <input name="continue" type="submit" value="Login" /> <input name="continue" type="button" value="Clear" /> </form> </body>