Index: branches/5.3.x/core/admin_templates/js/jquery/thickbox/thickbox.js
===================================================================
diff -u -N -r15483 -r15677
--- branches/5.3.x/core/admin_templates/js/jquery/thickbox/thickbox.js	(.../thickbox.js)	(revision 15483)
+++ branches/5.3.x/core/admin_templates/js/jquery/thickbox/thickbox.js	(.../thickbox.js)	(revision 15677)
@@ -714,13 +714,13 @@
 }
 
 TB.updateZIndex = function () {
-	// #TB_overlay - 100
-	// .TB_window - 102 [ok]
-	// #TB_load - 103 [ok]
-	// #TB_HideSelect - 99
+	// #TB_overlay - 1000100
+	// .TB_window - 1000102 [ok]
+	// #TB_load - 1000103 [ok]
+	// #TB_HideSelect - 1000099
 
 	var n_nesting = TB.windows.length - 1;
-	var $window_index = 102 + n_nesting + TB.windows.length;
+	var $window_index = 1000102 + n_nesting + TB.windows.length;
 
 //	alert('nesting ' + n_nesting + ', window index ' + $window_index);