Index: link-template.php
===================================================================
--- link-template.php	(revision 12320)
+++ link-template.php	(working copy)
@@ -1532,10 +1532,16 @@
  * @param string $sep Optional. Separator for posts navigation links.
  * @param string $prelabel Optional. Label for previous pages.
  * @param string $nxtlabel Optional Label for next pages.
+ * @param bool $return Optional Return or echo the links. Default is echo.
  */
-function posts_nav_link( $sep = '', $prelabel = '', $nxtlabel = '' ) {
+function posts_nav_link( $sep = '', $prelabel = '', $nxtlabel = '', $return = false ) {
 	$args = array_filter( compact('sep', 'prelabel', 'nxtlabel') );
-	echo get_posts_nav_link($args);
+	
+	if ( $return )
+		return get_posts_nav_link($args);
+	else
+		echo get_posts_nav_link($args);
+		
 }
 
 /**