[Tutorial] How to make Form Validation with Dreamweaver CS4

http://bestwebdesignz.com/tips/wp-co...orm-fields.gif
Step 1: Select the form tag

You can do this by clicking anywhere in the form and selecting the <form> tag when it shows at the bottom of the document ******** The entire form will grey out to show that it is selected.
http://bestwebdesignz.com/tips/wp-co...3/form-tag.gif
Step 2: Open the Behavior Inspector

Open the Behavior Inspector (Window > Behaviors)
http://bestwebdesignz.com/tips/wp-co...-inspector.gif
Step 3: Add the Validate Form Behavior

Click the “Add Behavior” icon (+ icon) and select “Validate Form”
http://bestwebdesignz.com/tips/wp-co...idate-form.gif
Step 4: Specify the validation requirements for each form field

In the “Validate Form” Panel that opens select each field and specify the validation required.
http://bestwebdesignz.com/tips/wp-co...orm-fields.gif
In the example below I have given the following validation requirements:
name – Required, Anything
email – Required, Email Address
phone – Required, Number
http://bestwebdesignz.com/tips/wp-co...rm-fields2.gif
Step 5: Click OK and check in the browser

Click OK when you are done with the validations.
Save your page and preview in the browser. Test by trying to submit the form without the required values. You should get an error message like the one shown below:
http://bestwebdesignz.com/tips/wp-co...or-message.gif