Tuning shortcode's script code

includes/class-sp-ajax.php

@@ -1145,7 +1145,7 @@ class SP_AJAX {
                 window.send_to_editor( shortcode );
             }
 		</script>
-		<script>
+		<script type="text/javascript">
 			jQuery(document).ready(function($){
 				// Datepicker
 				$(".sp-datepicker").datepicker({
@@ -1189,7 +1189,7 @@ class SP_AJAX {
 				});
 				$(".sp-date-selector input").trigger("change");
 					});
-</script>
+		</script>
 		<?php
 	}
 }