Errors:
Attribute “xmlns:og” not allowed here.
Attribute “xmlns:fb” not allowed here.
Using the “meta” element to specify the document-wide default language is obsolete. Consider specifying the language on the root element instead.
Bad start tag in “img” in “head”.
Stray end tag “noscript”.
Stray end tag “head”.
Start tag “body” seen but an element of the same type was already open.
Saw “<!--” within a comment. Probable cause: Nested comment (not allowed).
Bad value “” for attribute “name” on element “input”: Must not be empty.
Attribute “content_text” not allowed on element “div” at this point.
The “cellpadding” attribute on the “table” element is obsolete. Use CSS instead.
The “cellspacing” attribute on the “table” element is obsolete. Use CSS instead.
The “border” attribute on the “table” element is obsolete. Use CSS instead.
Bad value “” for attribute “target” on element “a”: Browsing context name must be at least one character long.
Attribute “ahref” not allowed on element “a” at this point.
The element “label” must not appear as a descendant of the “a” element.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Duplicate attribute “type”.
Attribute “function” not allowed on element “div” at this point.
Attribute “bgclass” not allowed on element “div” at this point.
Attribute “triptype” not allowed on element “div” at this point.
Attribute “placeholdervalue” not allowed on element “input” at this point.
Bad value “” for attribute “name” on element “select”: Must not be empty.
Attribute “content_text” not allowed on element “span” at this point.
Duplicate ID “socialItem-0-0”.
Duplicate ID “socialItem-0-1”.
Duplicate ID “socialItem-0-2”.
Duplicate ID “socialItem-0-3”.
Attribute “origin” not allowed on element “div” at this point.
Attribute “destination” not allowed on element “div” at this point.
Attribute “originiatacode” not allowed on element “div” at this point.
Attribute “destinationiatacode” not allowed on element “div” at this point.
Attribute “departuredate” not allowed on element “div” at this point.
Attribute “returndate” not allowed on element “div” at this point.
Attribute “hoursbefore” not allowed on element “div” at this point.
Attribute “airline1” not allowed on element “div” at this point.
Attribute “airline2” not allowed on element “div” at this point.
Attribute “airline3” not allowed on element “div” at this point.
Attribute “currencycode” not allowed on element “div” at this point.
Attribute “currencysymbol” not allowed on element “div” at this point.
Attribute “price” not allowed on element “div” at this point.
Duplicate ID “xmlCampaignId”.
Duplicate ID “campaign”.
The “valign” attribute on the “td” element is obsolete. Use CSS instead.
Attribute “height” not allowed on element “table” at this point.
Duplicate ID “at-footer-links-0-0”.
Duplicate ID “at-footer-links-1-0”.
Duplicate ID “at-footer-links-2-0”.
Duplicate ID “at-footer-links-3-0”.
Duplicate ID “at-footer-links-4-0”.
Duplicate ID “at-footer-links-0-1”.
Duplicate ID “at-footer-links-1-1”.
Duplicate ID “at-footer-links-2-1”.
Duplicate ID “at-footer-links-3-1”.
Duplicate ID “at-footer-links-4-1”.
Duplicate ID “at-footer-links-5-1”.
Duplicate ID “at-footer-links-6-1”.
Duplicate ID “at-footer-links-7-1”.
Duplicate ID “at-footer-links-8-1”.
Duplicate ID “at-footer-links-9-1”.
Duplicate ID “at-footer-links-10-1”.
Bad value “true” for attribute “disabled” on element “input”.
Duplicate ID “addNewsletterItem”.
Element “google:event” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Warnings:
Attribute with the local name “xmlns:og” is not serializable as XML 1.0.
Attribute with the local name “xmlns:fb” is not serializable as XML 1.0.
The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.
Text run is not in Unicode Normalization Form C.
The first occurrence of ID “socialItem-0-0” was here.
The first occurrence of ID “socialItem-0-1” was here.
The first occurrence of ID “socialItem-0-2” was here.
The first occurrence of ID “socialItem-0-3” was here.
The first occurrence of ID “xmlCampaignId” was here.
The first occurrence of ID “campaign” was here.
The first occurrence of ID “at-footer-links-0-0” was here.
The first occurrence of ID “at-footer-links-1-0” was here.
The first occurrence of ID “at-footer-links-2-0” was here.
The first occurrence of ID “at-footer-links-3-0” was here.
The first occurrence of ID “at-footer-links-4-0” was here.
The first occurrence of ID “at-footer-links-0-1” was here.
The first occurrence of ID “at-footer-links-1-1” was here.
The first occurrence of ID “at-footer-links-2-1” was here.
The first occurrence of ID “at-footer-links-3-1” was here.
The first occurrence of ID “at-footer-links-4-1” was here.
The first occurrence of ID “at-footer-links-5-1” was here.
The first occurrence of ID “at-footer-links-6-1” was here.
The first occurrence of ID “at-footer-links-7-1” was here.
The first occurrence of ID “at-footer-links-8-1” was here.
The first occurrence of ID “at-footer-links-9-1” was here.
The first occurrence of ID “at-footer-links-10-1” was here.
The first occurrence of ID “addNewsletterItem” was here.
Element name “google:event” cannot be represented as XML 1.0.
This document appears to be written in Greek. Consider adding “lang="el"” (or variant) to the “html” start tag.
Greece GR