1 files changed, 4 insertions, 1 deletions
diff --git a/js/lex.js b/js/lex.js
index 17884d1..cf7c655 100644
--- a/js/lex.js
+++ b/js/lex.js
@@ -25,8 +25,11 @@ Lex.prototype.read = function(){
 	this.char = this.span.innerHTML
 	return this.char
 }
+Lex.prototype.sanitize = function(){
+	return this.char == "%" ? '%%' : this.char || " "
+}
 Lex.prototype.irc = function(){
-	var char = this.char == "%" ? '%%' : this.char || " "
+	var char = this.sanitize()
 	if (this.bg == 1 && this.fg == 0) {
 		return char
 	}