diff --git a/files/js/filelist.js b/files/js/filelist.js
index 359725cdc0..3f9b398446 100644
--- a/files/js/filelist.js
+++ b/files/js/filelist.js
@@ -23,7 +23,7 @@ FileList={
 		}else{
 			simpleSize='Pending';
 		}
-		sizeColor = Math.round(200-size/1024*1024*2);
+		sizeColor = Math.round(200-size/(1024*1024)*2);
 		lastModifiedTime=Math.round(lastModified.getTime() / 1000);
 		modifiedColor=Math.round((Math.round((new Date()).getTime() / 1000)-lastModifiedTime)/60/60/24*14);
 		html+='<td class="filesize" title="'+humanFileSize(size)+'" style="color:rgb('+sizeColor+','+sizeColor+','+sizeColor+')">'+simpleSize+'</td>';
diff --git a/files/templates/part.list.php b/files/templates/part.list.php
index 22edd9351c..93ed70990b 100644
--- a/files/templates/part.list.php
+++ b/files/templates/part.list.php
@@ -1,7 +1,7 @@
 		<span id="emptyfolder" <?php if(count($_['files'])) echo 'style="display:none;"';?>>Nothing in here. Upload something!</span>
 		<?php foreach($_['files'] as $file):
 			$simple_file_size = simple_file_size($file['size']);
-			$simple_size_color = intval(200-$file['size']/1024*1024*2); // the bigger the file, the darker the shade of grey; megabytes*2
+			$simple_size_color = intval(200-$file['size']/(1024*1024)*2); // the bigger the file, the darker the shade of grey; megabytes*2
 			if($simple_size_color<0) $simple_size_color = 0;
 			$relative_modified_date = relative_modified_date($file['mtime']);
 			$relative_date_color = round((time()-$file['mtime'])/60/60/24*14); // the older the file, the brighter the shade of grey; days*14