Index: branches/5.2.x/core/units/filters/item_filter_tp.php
===================================================================
diff -u -N -r14892 -r14893
--- branches/5.2.x/core/units/filters/item_filter_tp.php	(.../item_filter_tp.php)	(revision 14892)
+++ branches/5.2.x/core/units/filters/item_filter_tp.php	(.../item_filter_tp.php)	(revision 14893)
@@ -90,7 +90,9 @@
 
 				$range_start = $range_values['MinValue'];
 				$range_count = $object->GetDBField('RangeCount');
-				$range_size = ceil( ($range_values['MaxValue'] - $range_values['MinValue']) / ($range_count /*+ 1*/) );
+				$range_size = ceil( ($range_values['MaxValue'] - $range_values['MinValue']) / $range_count );
+				$range_values['MaxValue'] = $range_start + $range_size * $range_count; // to compensate diff, created by "ceil" function usage
+
 				$formatter_class = $item_list->GetFieldOption($filter_field, 'formatter');
 
 				$options = Array ();
@@ -173,8 +175,19 @@
 			$this->Application->SetVar('min_range_value', $range_values['MinValue']);
 			$this->Application->SetVar('max_range_value', $range_values['MaxValue']);
 
-			$range_size = ceil( ($range_values['MaxValue'] - $range_values['MinValue']) / ($range_count + 1) );
+			$range_size = ceil( ($range_values['MaxValue'] - $range_values['MinValue']) / $range_count );
 			$this->Application->SetVar('range_step', $range_size);
+
+			if ( $selected_value ) {
+				list ($from_selected_value, $to_selected_value) = explode('-', $selected_value);
+
+				$this->Application->SetVar('selected_from_range', $from_selected_value);
+				$this->Application->SetVar('selected_to_range', $to_selected_value);
+			}
+			else {
+				$this->Application->SetVar('selected_from_range', $range_values['MinValue']);
+				$this->Application->SetVar('selected_to_range', $range_values['MaxValue']);
+			}
 		}
 
 		return $ret;