diff --git a/HTMLKit/HTMLCharacterToken.h b/HTMLKit/HTMLCharacterToken.h
index 56ad1ad..be3d4ee 100644
--- a/HTMLKit/HTMLCharacterToken.h
+++ b/HTMLKit/HTMLCharacterToken.h
@@ -20,5 +20,6 @@
 - (BOOL)isWhitespaceToken;
 - (HTMLCharacterToken *)tokenByRetainingLeadingWhitespace;
 - (HTMLCharacterToken *)tokenByTrimmingLeadingWhitespace;
+- (HTMLCharacterToken *)tokenByTrimmingFormIndex:(NSUInteger)index;
 
 @end
diff --git a/HTMLKit/HTMLCharacterToken.m b/HTMLKit/HTMLCharacterToken.m
index 257fb2e..2548558 100644
--- a/HTMLKit/HTMLCharacterToken.m
+++ b/HTMLKit/HTMLCharacterToken.m
@@ -59,6 +59,11 @@
 	return nil;
 }
 
+- (HTMLCharacterToken *)tokenByTrimmingFormIndex:(NSUInteger)index
+{
+	return [[HTMLCharacterToken alloc] initWithString:[_characters substringFromIndex:index]];
+}
+
 #pragma mark - NSObject
 
 - (BOOL)isEqual:(id)other