The code so far

<?xml version="1.0" encoding="UTF-8"?> <html xmlns="http://www.w3.org/1999/xhtml" xmlns:xf="http://www.w3.org/2002/xforms" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:ev="http://www.w3.org/2001/xml-events"> <head> <title>Events Application Form</title> <xf:model> <xf:instance xmlns=""> <applicationdata>  <citizen_company required="true" /> <citizen_firstname required="true" /> <citizen_middlename/> <citizen_lastname required="true"/> <citizen_street required="true"/> <citizen_number required="true"/> <citizen_postalcode required="true"/> <citizen_city required="true"/> <citizen_phone /> <citizen_email required="true"/>  <company_name required="true"/> </applicationdata> </xf:instance> <xf:instance id="resources" xmlns=""> <resources> <texts>  <citizen_company> <label>Are you an individual citizen or representing a company?</label> <hint>Please make a selection.</hint> <alert>This selection is required.</alert> <help>Indicate if you apply as a citizen or on behalf of a company.</help> </citizen_company> <citizen_firstname> <label>Your first name</label> <hint>Please enter your first name.</hint> <alert>This information is required.</alert> <help>Your first name could be 'John'</help> </citizen_firstname> <citizen_middlename> <label>Your middle name</label> <hint>Please enter your middle name.</hint> <alert></alert> <help>Not everybody has a middle name.</help> </citizen_middlename> <citizen_lastname> <label>You last name</label> <hint>Please enter your last name.</hint> <alert>This information is required.</alert> <help>Your last name could be 'Smith'</help> </citizen_lastname> <citizen_street> <label>Your street name</label> <hint>Please enter the street name.</hint> <alert>This information is required.</alert> <help>The street name could be 'Broad Street'</help> </citizen_street> <citizen_number> <label>Your building number</label> <hint>Please enter your building number.</hint> <alert>This information is required.</alert> <help>The building number could be '27'</help> </citizen_number> <citizen_postalcode> <label>Postal code</label> <hint>Please enter the postal code.</hint> <alert>This information is required.</alert> <help>The postal code could be '1234 AB'</help> </citizen_postalcode> <citizen_city> <label>Your city name</label> <hint>Please enter your city name.</hint> <alert>This information is required.</alert> <help>The city name could be 'London'</help> </citizen_city> <citizen_phone> <label>Your phone number</label> <hint>Please enter your phone number.</hint> <alert></alert> <help>The phone number could be '+31152513700'</help> </citizen_phone> <citizen_email> <label>Your email address</label> <hint>Please enter your email address.</hint> <alert>This information is required.</alert> <help>You email address could be 'john@mydomain.com'</help> </citizen_email> <company_name> <label>Your company name</label> <hint>Please enter your company's name.</hint> <alert>This information is required.</alert> <help>Your company's name could be 'Acme'</help> </company_name> </texts> <options> <citizen_company> <option value="">Please select...</option> <option value="citizen">I am a citizen</option> <option value="company">I represent a company</option> </citizen_company> </options> </resources> </xf:instance> </xf:model> <resources> </resources> </head> <body>  <xf:group ref="." appearance="full"> <xf:label>Events Application Form</xf:label>  <xf:select1 ref="citizen_company" appearance="compact" > <xf:label ref="instance('resources')/texts/citizen_company/label"></xf:label> <xf:alert ref="instance('resources')/texts/citizen_company/alert"></xf:alert> <xf:help ref="instance('resources')/texts/citizen_company/help"></xf:help> <xf:hint ref="instance('resources')/texts/citizen_company/hint"></xf:hint> <xf:itemset nodeset="instance('resources')/options/citizen_company/*"> <xf:label ref="." /> <xf:value ref="@value" /> </xf:itemset> </xf:select1> </xf:group> <xf:group ref="."> <xf:input ref="citizen_firstname" incremental="true"> <xf:label ref="instance('resources')/texts/citizen_firstname/label"/> <xf:hint ref="instance('resources')/texts/citizen_firstname/hint" /> <xf:alert ref="instance('resources')/texts/citizen_firstname/alert"/> <xf:help ref="instance('resources')/texts/citizen_firstname/help"/> </xf:input> <xf:input ref="citizen_middlename" incremental="true"> <xf:label ref="instance('resources')/texts/citizen_middlename/label"/> <xf:hint ref="instance('resources')/texts/citizen_middlename/hint" /> <xf:alert ref="instance('resources')/texts/citizen_middlename/alert"/> <xf:help ref="instance('resources')/texts/citizen_middlename/help"/> </xf:input> <xf:input ref="citizen_lastname" incremental="true"> <xf:label ref="instance('resources')/texts/citizen_lastname/label"/> <xf:hint ref="instance('resources')/texts/citizen_lastname/hint" /> <xf:alert ref="instance('resources')/texts/citizen_lastname/alert"/> <xf:help ref="instance('resources')/texts/citizen_lastname/help"/> </xf:input> <xf:input ref="citizen_street" incremental="true"> <xf:label ref="instance('resources')/texts/citizen_street/label"/> <xf:hint ref="instance('resources')/texts/citizen_street/hint" /> <xf:alert ref="instance('resources')/texts/citizen_street/alert"/> <xf:help ref="instance('resources')/texts/citizen_street/help"/> </xf:input> <xf:input ref="citizen_number" incremental="true"> <xf:label ref="instance('resources')/texts/citizen_number/label"/> <xf:hint ref="instance('resources')/texts/citizen_number/hint" /> <xf:alert ref="instance('resources')/texts/citizen_number/alert"/> <xf:help ref="instance('resources')/texts/citizen_number/help"/> </xf:input> <xf:input ref="citizen_postalcode" incremental="true"> <xf:label ref="instance('resources')/texts/citizen_postalcode/label"/> <xf:hint ref="instance('resources')/texts/citizen_postalcode/hint" /> <xf:alert ref="instance('resources')/texts/citizen_postalcode/alert"/> <xf:help ref="instance('resources')/texts/citizen_postalcode/help"/> </xf:input> <xf:input ref="citizen_city" incremental="true"> <xf:label ref="instance('resources')/texts/citizen_city/label"/> <xf:hint ref="instance('resources')/texts/citizen_city/hint" /> <xf:alert ref="instance('resources')/texts/citizen_city/alert"/> <xf:help ref="instance('resources')/texts/citizen_city/help"/> </xf:input> <xf:input ref="citizen_phone" incremental="true"> <xf:label ref="instance('resources')/texts/citizen_phone/label"/> <xf:hint ref="instance('resources')/texts/citizen_phone/hint" /> <xf:alert ref="instance('resources')/texts/citizen_phone/alert"/> <xf:help ref="instance('resources')/texts/citizen_phone/help"/> </xf:input> <xf:input ref="citizen_email" incremental="true"> <xf:label ref="instance('resources')/texts/citizen_email/label"/> <xf:hint ref="instance('resources')/texts/citizen_email/hint" /> <xf:alert ref="instance('resources')/texts/citizen_email/alert"/> <xf:help ref="instance('resources')/texts/citizen_email/help"/> </xf:input> </xf:group> <xf:group> <xf:input ref="company_name" incremental="true"> <xf:label ref="instance('resources')/texts/company_name/label"/> <xf:hint ref="instance('resources')/texts/company_name/hint" /> <xf:alert ref="instance('resources')/texts/company_name/alert"/> <xf:help ref="instance('resources')/texts/company_name/help"/> </xf:input> </xf:group> </body> </html>