diff -r installer/wordpress-3.3/wp-admin/network/settings.php /var/www/saytlar/blogo/wp-admin/network/settings.php
68c68
< 			if ( ! preg_match( '/(--|\.\.)/', $domain ) && preg_match( '|^([a-zA-Z0-9-\.])+$|', $domain ) )
---
> 			if ( ! preg_match( '/(\.\.)/', $domain ) && preg_match( '|^([a-zA-Z0-9-\.])+$|', $domain ) )
81c81
< 			if ( ! preg_match( '/(--|\.\.)/', $domain ) && preg_match( '|^([a-zA-Z0-9-\.])+$|', $domain ) )
---
> 			if ( ! preg_match( '/(\.\.)/', $domain ) && preg_match( '|^([a-zA-Z0-9-\.])+$|', $domain ) )
diff -r installer/wordpress-3.3/wp-admin/network/site-new.php /var/www/saytlar/blogo/wp-admin/network/site-new.php
130c130
< 			echo '<p>' . __( 'Only the characters a-z and 0-9 recommended.' ) . '</p>';
---
> 			echo '<p>' . __( 'Only letters, digits and dashes are recommended.' ) . '</p>';

diff -r installer/wordpress-3.3/wp-includes/ms-functions.php /var/www/saytlar/blogo/wp-includes/ms-functions.php
566c566
< 	if ( preg_match( '/[^a-z0-9]+/', $blogname ) )
---
> 	if ( preg_match( '/[^a-z0-9-]+/', $blogname ) )

diff -r installer/wordpress-3.3/wp-signup.php /var/www/saytlar/blogo/wp-signup.php
76c76
< 		echo '<input name="blogname" type="text" id="blogname" value="'.esc_attr($blogname).'" maxlength="60" /><span class="suffix_address">.' . ( $site_domain = preg_replace( '|^www\.|', '', $current_site->domain ) ) . '</span><br />';
---
> 		echo '<input name="blogname" type="text" id="blogname" value="'.idn_to_unicode(esc_attr($blogname)).'" maxlength="60" /><span class="suffix_address">.' . ( $site_domain = idn_to_unicode( preg_replace( '|^www\.|', '', $current_site->domain ) ) ) . '</span><br />';
130c130
< 	_e( '(Must be at least 4 characters, letters and numbers only.)' );
---
> 	_e( '(Must be at least 4 characters, latin letters and numbers only.)' );
376a377
> $_POST['blogname']=idn_to_ascii($_POST['blogname']);