only show location total when more than one location; better comments

index.php

@@ -20,6 +20,9 @@
 	      .done(function(data) {
 		  $("#details-form").html(data); // load form fields
 		  $("#datepicker").datepicker(); //trigger datepicker
+
+		  // for counts with more than one location, display 
+		  // sum of all location counts
 		  $(".counts").bind("keyup", function () {
 		      var total = 0;
 		      $(".counts").each(function(e) {
@@ -28,9 +31,10 @@
 			}); //end each count
 		      $("#sum-counts").html(total);
 		    }); //end keyup
-		});
-	}
-      }); //end on click delete-link
+
+		}); //end js-actions on successful AJAX load
+	} //end else if there's an initiative ID
+      }); //end on selection of initiative from pulldown
   }); //end document ready
 
 </script>

load_fields.php

@@ -16,7 +16,6 @@
    <input name="time" type="text" /><br />
 <h4>Counts by location</h4>
     <?php echo($location_inputs); ?>
-<div id="display-counts">Total Counts: <span id="sum-counts"></span></div>
 <?php echo($activity_inputs);?>
 <br />   <input type="submit" />
 </form>

scripts.php

@@ -42,12 +42,17 @@ function GetLocations($initiative) {
   $location_inputs = "";
   $q = "SELECT `location`.`id` as loc_id,`location`.`title` as loc_title from `location`,`initiative` where `location`.`enabled` = '1' and `location`.`fk_parent` = `initiative`.`fk_root_location` and `initiative`.`id` = '$initiative'";
   $r = mysql_query($q);
+  $field_count = mysql_num_rows($r);
   while ($myrow = mysql_fetch_assoc($r)) {
     extract($myrow);
     $locs[$loc_id] = $loc_title;
     $location_inputs .= "<label for=\"counts[$loc_id]\">$loc_title</label>\n";
     $location_inputs .= "<input name=\"counts[$loc_id]\" type=\"text\" class=\"counts\"><br />\n";
   } //end while locations
+  if ($field_count > 1) {
+    $location_inputs .= '<div id="display-counts">Total Counts: <span id="sum-counts"></span></div>'; 
+      }
+
   return($location_inputs);
 } //end function GetLocations