Errors:
Almost standards mode doctype. Expected “<!DOCTYPE html>”.
When the attribute “xml:lang” in no namespace is specified, the element must also have the attribute “lang” present with the same value.
Using the “meta” element to specify the document-wide default language is obsolete. Consider specifying the language on the root element instead.
Bad value “shortcut icon” for attribute “rel” on element “link”: If the “shortcut” keyword is present, the “rel” attribute's entire value must be “shortcut icon”.
Bad value “screen, handheld, projection, tv” for attribute “media” on element “link”: Deprecated media type “handheld”. For guidance, see the Media Types section in the current Media Queries specification.
The “charset” attribute on the “link” element is obsolete. Use an HTTP Content-Type header on the linked resource instead.
Stray doctype.
Stray start tag “html”.
Stray start tag “head”.
A “charset” attribute on a “meta” element found after the first 1024 bytes.
Attribute “charset” not allowed on element “meta” at this point.
Element “meta” is missing one or more of the following attributes: “content”, “itemprop”, “property”.
A document must not include both a “meta” element with an “http-equiv” attribute whose value is “content-type”, and a “meta” element with a “charset” attribute.
Element “title” not allowed as child of element “body” in this context. (Suppressing further errors from this subtree.)
Element “title” must not be empty.
Stray end tag “head”.
Start tag “body” seen but an element of the same type was already open.
Attribute “xmlns:querystring” not allowed here.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Duplicate ID “scrollbar”.
The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.
The “width” attribute on the “table” element is obsolete. Use CSS instead.
The “cellspacing” attribute on the “table” element is obsolete. Use CSS instead.
The “cellpadding” attribute on the “table” element is obsolete. Use CSS instead.
The “border” attribute on the “table” element is obsolete. Use CSS instead.
The “font” element is obsolete. Use CSS instead.
Bad value “298px” for attribute “width” on element “object”: Expected a digit but saw “p” instead.
Bad value “179px” for attribute “height” on element “object”: Expected a digit but saw “p” instead.
Element “object” is missing one or more of the following attributes: “data”, “type”.
The “align” attribute on the “object” element is obsolete. Use CSS instead.
The “classid” attribute on the “object” element is obsolete. Use the “data” and “type” attributes to invoke plugins. To set a parameter with the name “classid”, use the “param” element.
The “codebase” attribute on the “object” element is obsolete. Use the “data” and “type” attributes to invoke plugins. To set a parameter with the name “codebase”, use the “param” element.
Duplicate ID “stocks”.
Bad value “179px” for attribute “height” on element “embed”: Expected a digit but saw “p” instead.
Bad value “298px” for attribute “width” on element “embed”: Expected a digit but saw “p” instead.
The “name” attribute on the “embed” element is obsolete. Use the “id” attribute instead.
The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.
Duplicate ID “scrollbar_box1”.
Bad value “files/1/pictures/fotia larisa.jpg” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.
Duplicate ID “ad1”.
Duplicate ID “ad2”.
Duplicate ID “ad3”.
Duplicate ID “ad4”.
Duplicate ID “ad5”.
Duplicate ID “ad6”.
Duplicate ID “ad7”.
Duplicate ID “ad8”.
Duplicate ID “ad9”.
Duplicate ID “ad10”.
Element “input” with attribute “type” whose value is “button” must have non-empty attribute “value”.
Stray end tag “body”.
Warnings:
Attribute with the local name “xmlns:querystring” is not serializable as XML 1.0.
Empty heading.
The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.
The first occurrence of ID “scrollbar” was here.
The first occurrence of ID “stocks” was here.
The first occurrence of ID “scrollbar_box1” was here.
The first occurrence of ID “ad1” was here.
The first occurrence of ID “ad2” was here.
The first occurrence of ID “ad3” was here.
The first occurrence of ID “ad4” was here.
The first occurrence of ID “ad5” was here.
The first occurrence of ID “ad6” was here.
The first occurrence of ID “ad7” was here.
The first occurrence of ID “ad8” was here.
The first occurrence of ID “ad9” was here.
The first occurrence of ID “ad10” was here.
This document appears to be written in Greek. Consider adding “lang="el"” (or variant) to the “html” start tag.