A modal view for approval user

app/assets/javascripts/inc/modal-preview.js

@@ -4,7 +4,7 @@
 
 $(document).ready(function() {
 	$("a.preview_trigger").click(function(){
-		$(this).after("<span id='show_preview'></span>");
+		$("#main-wrap").after("<span id='show_preview'></span>");
 		$.ajax({
 			type: 'PUT',
 			url:$(this).attr("href"),