HTML Form with onClick Code
<HTML> <BODY> <FORM> Enter Your Name: <INPUT TYPE=text NAME=userName VALUE="Name"> Enter Your Age: <INPUT TYPE=text NAME=userAge VALUE="12"> <INPUT TYPE=button VALUE="Check Age" onClick='var status = (userAge.value >= 21) ? "an adult" : "a minor"; alert(userName.value + " is " + status + ".");'> </FORM> </BODY> </HTML>