Index: wp-includes/link-template.php
===================================================================
--- wp-includes/link-template.php	(revision 17572)
+++ wp-includes/link-template.php	(working copy)
@@ -1575,11 +1575,11 @@
  *
  * @since 2.7.0
  *
- * @param string $label Content for link text.
+ * @param string $label Optional. Content for link text.
  * @param int $max_page Optional. Max pages.
  * @return string|null
  */
-function get_next_posts_link( $label = 'Next Page »', $max_page = 0 ) {
+function get_next_posts_link( $label = '', $max_page = 0 ) {
 	global $paged, $wp_query;
 
 	if ( !$max_page )
@@ -1590,6 +1590,9 @@
 
 	$nextpage = intval($paged) + 1;
 
+	if ( empty( $label ) )
+		$label = __( 'Next Page »' );
+
 	if ( !is_single() && ( $nextpage <= $max_page ) ) {
 		$attr = apply_filters( 'next_posts_link_attributes', '' );
 		return '<a href="' . next_posts( $max_page, false ) . "\" $attr>" . preg_replace('/&([^#])(?![a-z]{1,8};)/i', '&#038;$1', $label) . '</a>';
@@ -1602,10 +1605,10 @@
  * @since 0.71
  * @uses get_next_posts_link()
  *
- * @param string $label Content for link text.
+ * @param string $label Optional. Content for link text.
  * @param int $max_page Optional. Max pages.
  */
-function next_posts_link( $label = 'Next Page &raquo;', $max_page = 0 ) {
+function next_posts_link( $label = '', $max_page = 0 ) {
 	echo get_next_posts_link( $label, $max_page );
 }
 
@@ -1655,9 +1658,12 @@
  * @param string $label Optional. Previous page link text.
  * @return string|null
  */
-function get_previous_posts_link( $label = '&laquo; Previous Page' ) {
+function get_previous_posts_link( $label = '' ) {
 	global $paged;
 
+	if ( empty( $label ) )
+		$label = __( '&laquo; Previous Page' );
+
 	if ( !is_single() && $paged > 1 ) {
 		$attr = apply_filters( 'previous_posts_link_attributes', '' );
 		return '<a href="' . previous_posts( false ) . "\" $attr>". preg_replace( '/&([^#])(?![a-z]{1,8};)/', '&#038;$1', $label ) .'</a>';
@@ -1672,7 +1678,7 @@
  *
  * @param string $label Optional. Previous page link text.
  */
-function previous_posts_link( $label = '&laquo; Previous Page' ) {
+function previous_posts_link( $label = '' ) {
 	echo get_previous_posts_link( $label );
 }