diff --git a/src/ajaxFileUploadSimple.js b/src/ajaxFileUploadSimple.js
index d6ef622..caec74f 100644
--- a/src/ajaxFileUploadSimple.js
+++ b/src/ajaxFileUploadSimple.js
@@ -189,9 +189,9 @@ function afusUploadError(target_file, file_pos, error_message, is_error)
 	document.getElementById(target_file + '-status-progress-bar-span-' + file_pos).style.display = 'none';
 	// add error style to upload status
 	if (is_error === true) {
-		document.getElementById(target_file + '-status-progress-' + file_pos).classList.add('SubError');
+		document.getElementById(target_file + '-status-progress-' + file_pos).classList.add('afus-upload-error');
 	} else {
-		document.getElementById(target_file + '-status-progress-' + file_pos).classList.remove('SubError');
+		document.getElementById(target_file + '-status-progress-' + file_pos).classList.remove('afus-upload-error');
 	}
 }
 
@@ -640,6 +640,7 @@ function afusPassThroughEvent(target_file, max_files, target_router, auto_submit
 	document.getElementById(target_file + '-abort-all-div').style.display = 'none';
 	// init wipe upload status
 	document.getElementById(target_file + '-upload-status').innerHTML = '';
+	document.getElementById(target_file + '-upload-status').style.display = 'none';
 	// write file name to upload status
 	// show submit button
 	document.getElementById(target_file + '-file').addEventListener('change', function() {
@@ -656,13 +657,13 @@ function afusPassThroughEvent(target_file, max_files, target_router, auto_submit
 			document.getElementById(target_file + '-submit-div').style.display = 'none';
 			document.getElementById(target_file + '-clear-div').style.display = 'none';
 			document.getElementById(target_file + '-abort-all-div').style.display = 'none';
-			document.getElementById(target_file + '-upload-status').classList.add('SubError');
+			document.getElementById(target_file + '-upload-status').classList.add('afus-upload-error');
 			document.getElementById(target_file + '-upload-status').innerHTML = (AFUS_strings[target_file].too_many_files || '{0} files selected, but maximum allowed is {1}').format(input_files.files.length, max_files);
 			document.getElementById(target_file + '-upload-status').style.display = '';
 			// abort
 			return false;
 		} else {
-			document.getElementById(target_file + '-upload-status').classList.remove('SubError');
+			document.getElementById(target_file + '-upload-status').classList.remove('afus-upload-error');
 		}
 		var el, el_sub, el_sub_sub;
 		var valid_type = false, valid_size = false;
@@ -882,7 +883,7 @@ function afusInitFullFormAjaxUpload(target_file, target_form, config)
 			target_file = _target_file;
 		}
 		// remove previous highlight if set
-		document.getElementById(target_file + '-upload-status').classList.remove('SubError');
+		document.getElementById(target_file + '-upload-status').classList.remove('afus-upload-error');
 		document.getElementById(target_file + '-upload-status').style.display = '';
 		// hide the upload button itself so we don't press twice
 		document.getElementById(target_file + '-file-div').style.display = 'none';