Index: branches/Ver2.1/xpressme_integration_kit/blocks/popular_posts_block.php
===================================================================
--- trunk/xpressme_integration_kit/blocks/popular_posts_block.php	(revision 339)
+++ branches/Ver2.1/xpressme_integration_kit/blocks/popular_posts_block.php	(revision 374)
@@ -36,6 +36,12 @@
 		$form .= _MB_XP2_DATE_FORMAT .": <input type='text' name='options[4]' value='" . $date_format . "' /><br />\n";
 		$form .= _MB_XP2_TIME_FORMAT .": <input type='text' name='options[5]' value='" . $time_format . "' /><br />\n";
-		$form .= "<br />\n";
-		$form .= _MB_XP2_TAGS_SELECT .": <input type='text' name='options[6]' value='" . $tag_select . "' /><br />\n";	
+		include $mydirpath .'/wp-includes/version.php' ;
+		if (wp_version_compare($wp_version, '>=','2.3')){
+			$form .= "<br />\n";
+			$form .= _MB_XP2_TAGS_SELECT .": <input type='text' name='options[6]' value='" . $tag_select . "' /><br />\n";
+		} else {
+			$form .= "<input type='hidden' name='options[6]' value='' /><br />\n";
+		}
+
 	    $form .= _MB_XP2_CATS_SELECT ."<br />\n";
 	    $isAll = (count($selected)==0||empty($selected[0]))?true:false;
Index: branches/Ver2.1/xpressme_integration_kit/blocks/recent_posts_content_block.php
===================================================================
--- trunk/xpressme_integration_kit/blocks/recent_posts_content_block.php	(revision 339)
+++ branches/Ver2.1/xpressme_integration_kit/blocks/recent_posts_content_block.php	(revision 374)
@@ -40,6 +40,12 @@
 		$form .= _MB_XP2_TIME_FORMAT .": <input type='text' name='options[6]' value='" . $time_format . "' /><br />\n";
 		
-		$form .= "<br />\n";
-		$form .= _MB_XP2_TAGS_SELECT .": <input type='text' name='options[7]' value='" . $tag_select . "' /><br />\n";
+		include $mydirpath .'/wp-includes/version.php' ;
+		if (wp_version_compare($wp_version, '>=','2.3')){
+			$form .= "<br />\n";
+			$form .= _MB_XP2_TAGS_SELECT .": <input type='text' name='options[7]' value='" . $tag_select . "' /><br />\n";
+		} else {
+			$form .= "<input type='hidden' name='options[7]' value='' /><br />\n";
+		}
+		
 	    $form .= _MB_XP2_CATS_SELECT ."<br />\n";
 	    $isAll = (count($selected)==0||empty($selected[0]))?true:false;
Index: branches/Ver2.1/xpressme_integration_kit/blocks/recent_posts_list_block.php
===================================================================
--- trunk/xpressme_integration_kit/blocks/recent_posts_list_block.php	(revision 339)
+++ branches/Ver2.1/xpressme_integration_kit/blocks/recent_posts_list_block.php	(revision 374)
@@ -39,6 +39,12 @@
 		$form .= _MB_XP2_TIME_FORMAT .": <input type='text' name='options[6]' value='" . $time_format . "' /><br />\n";
 		
-	    $form .= "<br />\n";
-		$form .= _MB_XP2_TAGS_SELECT .": <input type='text' name='options[7]' value='" . $tag_select . "' /><br />\n";
+		include $mydirpath .'/wp-includes/version.php' ;
+		if (wp_version_compare($wp_version, '>=','2.3')){
+			$form .= "<br />\n";
+			$form .= _MB_XP2_TAGS_SELECT .": <input type='text' name='options[7]' value='" . $tag_select . "' /><br />\n";
+		} else {
+			$form .= "<input type='hidden' name='options[7]' value='' /><br />\n";
+		}
+
 	    $form .= _MB_XP2_CATS_SELECT ."<br />\n";
 	    $isAll = (count($selected)==0||empty($selected[0]))?true:false;