try without :80 , like this...
And like qrazzy said, with a ending /
added "Option all" , apache2 is somewhat different from Apache 1.x.x , may work better with that.
NameVirtualHost 192.168.0.4
<VirtualHost 192.168.0.4>
ServerName sveg.servemp3.com
ServerAdmin
[email protected]
DocumentRoot /home/www/sveg.servemp3.com
Options All
ErrorLog /home/www/error_log
</VirtualHost>
<VirtualHost 192.168.0.4>
ServerName privat.sveg.servemp3.com
ServerAdmin
[email protected]
DocumentRoot /home/www/privat.sveg.servemp3.com
Options All
ErrorLog /home/www/error_privat_log
</VirtualHost>