Author Archives: Leslie


About Leslie: Leslie F. Sikos, Ph.D. is a Web standardista specializing in website standardization, Responsive Web Design, Semantic Web technologies, Web accessibility, Search Engine Optimisation (SEO), and multimedia. He is a publishing expert with numerous academic papers and 13 textbooks, including Web Standards, an Amazon.com bestseller. Dr. Sikos is a member of several standardization bodies, and actively contributes to the development of open standards.

DOM4 Updated

The W3C updated the specification of DOM4, the fourth major version of Document Object Model, that contains HTML5 features moved from the HTML5 specification while preventing a dependency on HTML5.



Polyglot Markup: A Robust Profile Of The HTML5 Vocabulary Updated

The W3C updated the specification Polyglot Markup: A robust profile of the HTML5 vocabulary. Web documents using polyglot markup can be parsed into identical document trees (DOM structure) when processed […]



HTML5 Candidate Recommendation Updated

The W3C updated the Candidate Recommendation of HTML5, introducing new element and new features for HTML5 web application developers, and a better definition of conformance criteria for browser vendors.



CSS3 Backgrounds and Borders Updated

W3C published the Last Call Working Draft of CSS Backgrounds and Borders Module Level 3, which contains CSS3 features for border and background styling such as borders consisting of images, […]



Standards for Web Applications on Mobile

W3C published the January 2014 edition of Standards for Web Applications on Mobile, an overview of those W3C technologies that increase the capabilities of Web applications on mobile platforms.



Website Accessibility Conformance Evaluation Methodology 1.0 Released

The W3C published Website Accessibility Conformance Evaluation Methodology (WCAG-EM) 1.0, which is a guidance on evaluating WCAG 2.0 conformance.



CSS3 Grid Layout Updated

The W3C recently updated the specification of CSS Grid Layout Module Level 1, which defines a two-dimensional grid-based layout system for web interface design with CSS3.



CSS3 Fragmentation Module Updated

The W3C recently updated the specification of CSS Fragmentation Module Level 3.



Cross-Origin Resource Sharing Standardized

The specification of Cross-Origin Resource Sharing (CORS), which is a mechanism to enable client-side cross-origin requests, is now a W3C Recommendation.



The Organization Ontology Standardized

The specification of the Organization Ontology, that provides a vocabulary for expressing official relationships and roles within organizations, is now a W3C Recommendation.