Ticket #16961: 16961.2.patch

wp-admin/js/custom-background.dev.js

@@ -8 +8 @@
 
 jQuery(document).ready(function() {
         jQuery('#pickcolor').click(function() {
-                jQuery('#colorPickerDiv').show();
+                var window_height = jQuery(document).height();
+                var colorPicker = jQuery('#colorPickerDiv');
+                jQuery( colorPicker ).show();
+                // fit to the window
+                var colorpicker_offset = jQuery( colorPicker ).position().top;
+                var colorpicker_height = jQuery( colorPicker ).height() + 2;
+                var input_height = jQuery( '#background-color' ).height() + 10;
+                if ( colorpicker_offset + colorpicker_height > window_height )
+                        jQuery( colorPicker ).css( 'top' , colorpicker_offset - input_height - colorpicker_height );
                 return false;
         });