JavaScript Form Validation

                                      JavaScript Form Validation

<script language="javascript">

   

        function verify() {

        

            if (document.form1.name.value == "") {
                alert("Please give the name");
                document.form1.name.forus();
                return false;
            }

          

            if (document.form1.email.value == "") {
                alert("Please give the email");
                return false;
            }

        

            if (document.form1.age.value == "") {
                alert("Please give age");
                document.form1.age.focus();
                return false;
            }

        
            if (document.form1.age.value < 18 || document.form1.age.value > 60) {
                alert("Please give Age range between 18 and 60");
                document.form1.age.focus();
                return false;
            }

      

            if (document.form1.gender[0].checked == false &&
                    document.form1.gender[1].checked == false) {
                alert("Please select gender");
                document.form1.gender.focus();
                return false;
            }

         

            if (document.form1.language1.checked == false &&
                    document.form1.language2.checked == false &&
                    document.form1.language3.checked == false) {
                alert("Please Select your choice of language(Atleast One)");
                return false;
            }

      

            if (document.form1.country.value == "") {
                alert("Please give country");
                document.form1.country.focus();
                return false;
            }

        

            if (document.form1.myaddress.value == "") {
                alert("Please give address");
                document.form1.myaddress.focus();
                return false;
            }

         

            if (document.form1.u_name.value == "") {
                alert("Please give username");
                document.form1.u_name.focus();
                return false;
            }

        

            if (document.form1.pass.value == "") {
                alert("Please give Password");
                document.form1.pass.focus();
                return false;
            }

        

            if (document.form1.pass.value.lenght < 6) {
                alert("Please give a Password more than 5 characters");
                document.form1.pass.focus();
                return false;
            }

       

            if (document.form1.r_pass.value == "") {
                alert("Please retype your password");
                document.form1.r_pass.focus();
                return false;
            }

     

            if ((document.form1.pass.value) != (document.form1.r_pass.value)) {
                alert("Your password does not match");
                document.form1.r_pass.value == "";
                document.form1.r_pass.focus();
                return false;
            }
            return( true );
        }
        </script>