# Line 192, column 11: ID "sidenav" already defined (explain...).
<h3 id="sidenav">Blogrolas</h3>
You can only use IDs once each. Maybe you could try replacing them with classes, ie.
<h3 class="sidenav">
and such. In CSS you can change the #sidenav {} stuff into h3.sidenav {} to make sidenav a class of h3, or you could change it to .sidenav {} to make it a class of any tag.
Line 193, column 93: an attribute value specification must be an attribute value literal unless SHORTTAG YES is specified
In XHTML you need to close all tags. Tags which have open and close tags are the same as before, but single tags (such as img or input) need a space followed by /> to close them, ie.
You can only use IDs once each. Maybe you could try replacing them with classes, ie.
and such. In CSS you can change the #sidenav {} stuff into h3.sidenav {} to make sidenav a class of h3, or you could change it to .sidenav {} to make it a class of any tag.
You need to wrap all attributes in quotes, ie.
In XHTML you need to close all tags. Tags which have open and close tags are the same as before, but single tags (such as img or input) need a space followed by /> to close them, ie.
I hope that helps! :)
-Vegar