diff --git a/components/script/dom/htmltablecellelement.rs b/components/script/dom/htmltablecellelement.rs
index 3be05003a4a4..b3197d7f67ec 100644
--- a/components/script/dom/htmltablecellelement.rs
+++ b/components/script/dom/htmltablecellelement.rs
@@ -17,6 +17,7 @@ use dom::virtualmethods::VirtualMethods;
use dom_struct::dom_struct;
use html5ever::{LocalName, Prefix};
use style::attr::{AttrValue, LengthOrPercentageOrAuto};
+use style::context::QuirksMode;
const DEFAULT_COLSPAN: u32 = 1;
const DEFAULT_ROWSPAN: u32 = 1;
@@ -132,8 +133,31 @@ impl VirtualMethods for HTMLTableCellElement {
fn parse_plain_attribute(&self, local_name: &LocalName, value: DOMString) -> AttrValue {
match *local_name {
- local_name!("colspan") => AttrValue::from_u32(value.into(), DEFAULT_COLSPAN),
- local_name!("rowspan") => AttrValue::from_u32(value.into(), DEFAULT_ROWSPAN),
+ local_name!("colspan") => {
+ let mut attr = AttrValue::from_u32(value.into(), DEFAULT_COLSPAN);
+ if let AttrValue::UInt(ref mut s, ref mut val) = attr {
+ if *val == 0 {
+ *val = 1;
+ *s = "1".into();
+ }
+ }
+ attr
+ }
+ local_name!("rowspan") => {
+ let mut attr = AttrValue::from_u32(value.into(), DEFAULT_ROWSPAN);
+ if let AttrValue::UInt(ref mut s, ref mut val) = attr {
+ if *val == 0 {
+ let node = self.upcast::();
+ let doc = node.owner_doc();
+ // rowspan = 0 is not supported in quirks mode
+ if doc.quirks_mode() != QuirksMode::NoQuirks {
+ *val = 1;
+ *s = "1".into();
+ }
+ }
+ }
+ attr
+ }
local_name!("bgcolor") => AttrValue::from_legacy_color(value.into()),
local_name!("width") => AttrValue::from_nonzero_dimension(value.into()),
_ => self.super_type().unwrap().parse_plain_attribute(local_name, value),