syntax keyword javascriptBOMHistoryProp contained length current next previous state syntax cluster props add=javascriptBOMHistoryProp if exists("did_javascript_hilink") | HiLink javascriptBOMHistoryProp Keyword endif syntax keyword javascriptBOMHistoryMethod contained back forward go pushState replaceState nextgroup=javascriptFuncCallArg syntax cluster props add=javascriptBOMHistoryMethod if exists("did_javascript_hilink") | HiLink javascriptBOMHistoryMethod Keyword endif