<HTML> <HEAD> <SCRIPT LANGUAGE="javaScript"> function scelta(num) { if (num==1) alert("uno") else if (num==2) alert("due") else if (num==3) alert("tre") else alert("incorrect entry") } </SCRIPT> </HEAD> <BODY> <FORM> <INPUT TYPE="button" VALUE="*1*"onClick="scelta(1)"> <INPUT TYPE="button" VALUE="*2*"onClick="scelta(2)"> <INPUT TYPE="button" VALUE="*3*"onClick="scelta(3)"> </FORM> </BODY> </HTML>