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Publishing AJAX and PHP - part 14

AJAX Form Validation class="" Please enter a valid date. E-mail: " / " Invalid e-mail address. Phone number: " / " Please insert a valid US phone number (xxx-xxx-xxxx). | AJAX Form Validation class php echo _SESSION errors txtBthYear Please enter a valid date. span br Email label for txtEmail E-mail label input id txtEmail name txtEmail type text onbl ur validate this .val ue this.id value php echo _SESSION values txtEmail span id txtEmailFailed class php echo _SESSION errors txtEmail Invalid e-mail address. span br -- Phone number -- label for txtPhone Phone number label input id txtPhone name txtPhone type text onbl ur validate this .val ue this.id value php echo _SESSION values txtPhone span id txtPhoneFailed class php echo _SESSION errors txtPhone Please insert a valid US phone number xxx-xxx-xxxx . span br -- Read terms checkbox -- input type checkbox id chkReadTerms name chkReadTerms class left onbl ur validate this .checked this.id php if _SESSION values chkReadTerms on echo checked checked I ve read the Terms of Use span id chkReadTermsFailed class php echo _SESSION errors chkReadTerms Please make sure you read the Terms of Use. span -- End of form -- hr span class txtSmall Note All fields are required. span br br input type submit name submitbutton value Register class left button form fieldset body html 7. Create a new file named allok.php and add the following code to it php clear any data saved in the session session_start session_destroy DOCTYPE html PUBLIC - W3C DTD XHTML 1.1 EN http www.w3.org TR xhtml11 DTD xhtml11.dtd html xmlns http www.w3.org 1999 xhtml head title AJAX Form Validation title meta http-equiv Content-Type content text html charset utf-8 link href validate.css rel stylesheet type text css head 130 Chapter 4 body Registration Successfull br a href index.php title Go back lt lt Go back a body html 8. Create a file named validate.js. This file performs the client-side functionality including the AJAX requests holds an instance of XMLHttpRequest var xmlHttp createXmlHttpRequestObject holds the remote server address var serverAddress validate.php when set to true display detailed error messages var .