diff --git a/upload/static/js/bbcode.js b/upload/static/js/bbcode.js
index 67f0b8d7a8e6534bb1beca0fb7149bf0fa7ef9a1..39781894c7404847c3c6b1567a8f0861a96b6bb1 100644
--- a/upload/static/js/bbcode.js
+++ b/upload/static/js/bbcode.js
@@ -499,6 +499,7 @@ function litag(listoptions, text) {
 
 function parsecode(text) {
 	DISCUZCODE['num']++;
+	text = text.replace(/\$/ig, '$$$$');
 	DISCUZCODE['html'][DISCUZCODE['num']] = '<div class="blockcode"><blockquote>' + htmlspecialchars(text) + '</blockquote></div>';
 	return "[\tDISCUZ_CODE_" + DISCUZCODE['num'] + "\t]";
 }
diff --git a/upload/static/js/common.js b/upload/static/js/common.js
index 436bd6fbf5fa49f2fb406b59e2d22bdadef41cd8..d3768d25da188d3242018720cd30659739ab8a76 100644
--- a/upload/static/js/common.js
+++ b/upload/static/js/common.js
@@ -1500,7 +1500,7 @@ function codetag(text, br) {
 	var br = !br ? 1 : br;
 	DISCUZCODE['num']++;
 	if(br > 0 && typeof wysiwyg != 'undefined' && wysiwyg) text = text.replace(/<br[^\>]*>/ig, '\n');
-	text = text.replace(/\$/ig, '$$');
+	text = text.replace(/\$/ig, '$$$$');
 	DISCUZCODE['html'][DISCUZCODE['num']] = '[code]' + text + '[/code]';
 	return '[\tDISCUZ_CODE_' + DISCUZCODE['num'] + '\t]';
 }