3
votes
1answer
48 views

Are there any problems with pages from the same site using different doctypes?

After a re-design of some pages in our site, we have the new re-designed pages with doctype HTML5 and all the rest pages (that are not yet redesigned) with doctype XHTML 1.0 Transitional. Does that ...
1
vote
2answers
99 views

Is it bad to have a mix of HTML 5 and XHTML pages within one website from SEO perspective?

We are going to update our website from well-formed XHTML 1.0 Transitional to HTML 5. However, as I see, we will be doing this step-by-step. This means we will have some pages in HTML 5 and others in ...
2
votes
1answer
108 views

Upgrading website from XHTML 1.0 Transitional to HTML 5: how can it affect SERP positions?

We have an enough old but still supported website which is XHTML 1.0 Transitional now. We are going to change it to HTML 5 to add some new features in the future (microdata, ...