Web Development and Design Foundations with XHTML, 5th Edition

(^562) Chapter 14 A Brief Look at JavaScript if (document.forms[0].userAge.value < 18) { alert("Age is less than 18. You are ...

14.10 Accessibility and JavaScript^563 Click the OK button, and enter an age that is 18 or greater. Click the submit button. Fig ...

(^564) Chapter 14 A Brief Look at JavaScript 14.11JavaScript Resources This chapter has barely scratched the surface of the uses ...

Key Terms alert() arithmetic operators browser sniffing case-sensitive client-side processing comments comparison operators con ...

(^566) Chapter 14 A Brief Look at JavaScript 5.Which of the following will assign the value 5 to the variable productCost? a.pro ...

Apply Your Knowledge^567 Apply Your Knowledge Predict the Result. Given the following code, what will happen when the user clic ...

(^568) Chapter 14 A Brief Look at JavaScript input. Fix the errors so that the form does not submit if there is no input in the ...

Web Site Case Study: Adding JavaScript^569 3.Create a Web page that will prompt the user for a name, and age, and write the mess ...

(^570) Chapter 14 A Brief Look at JavaScript Hands-On Practice Case Add the date that the document was last modified to the bot ...

Web Site Case Study: Adding JavaScript^571 Hands-On Practice Case Add rollover images for the navigation images to each Fish Cr ...

(^572) Chapter 14 A Brief Look at JavaScript value. For example, the hypertext link for the services.html page should be modifie ...

Web Site Case Study: Adding JavaScript^573 Add form data validation to the estimates.html page such that if the name, e-mail ad ...

(^574) Chapter 14 A Brief Look at JavaScript alert message pops up reminding the user to click the contact link to contact an ag ...

575 Appendixes Web Developer’s Handbook Handbook In the following appendixesyou will find a variety of resources that can help y ...

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577 XHTML A.XHTML Reference XHTML uses the tags and attributes of HTMLalong with the syntax of XML. For the most part, you will ...

(^578) Appendix A XHTML Reference ●All XML elements must be properly nested. Nesting is the use of one or more elements inside o ...

A.3 Basic Tags^579 XHTML uses the idattribute to configure bookmarks and named fragment identifiers. The Web page document shou ...

(^580) Appendix A XHTML Reference declaration is recommended by the W3C to be the first line in a Web page document. However, in ...

A.4 Header Section Tags^581 Table A.2tag attributes Attribute Values Usage href URL of the external stylesheet (.css file) Ident ...