diff --git a/annogen.py b/annogen.py
index eb093645f8b69ae5edce3aa307b63dfc2e9fcf8d..9eb9c47f7ae131c50aa11fa23c780b5a30551de7 100755
--- a/annogen.py
+++ b/annogen.py
@@ -861,7 +861,7 @@ c_end += r"""  while(!FINISHED) {
   }
 }"""
 
-jsAddRubyCss="all_frames_docs(function(d) { if(d.rubyScriptAdded==1 || !d.body) return; var e=d.createElement('span'); e.innerHTML='<style>ruby{display:inline-table;vertical-align:bottom;-webkit-border-vertical-spacing:1px;padding-top:0.5ex;}ruby *{display: inline;vertical-align:top;line-height:1.0;text-indent:0;text-align:center;white-space:nowrap;}rb{display:table-row-group;font-size: 100%;}rt{display:table-header-group;font-size:100%;line-height:1.1;font-family: Gandhari, DejaVu Sans, Lucida Sans Unicode, Times New Roman, serif !important; }"+os.environ.get('ANNOGEN_EXTRA_CSS','').replace('"',r"\42").replace("'",r"\47")+"</style>'; d.body.insertBefore(e,d.body.firstChild); d.rubyScriptAdded=1 })"
+jsAddRubyCss="all_frames_docs(function(d) { if(d.rubyScriptAdded==1 || !d.body) return; var e=d.createElement('span'); e.innerHTML='<style>ruby{display:inline-table;vertical-align:bottom;-webkit-border-vertical-spacing:1px;padding-top:0.5ex;}ruby *{display: inline;vertical-align:top;line-height:1.0;text-indent:0;text-align:center;white-space:nowrap;}rb{display:table-row-group;font-size: 100%;}rt{display:table-header-group;font-size:100%;line-height:1.1;font-family: Gandhari, DejaVu Sans, Lucida Sans Unicode, Times New Roman, serif !important; }"+os.environ.get('ANNOGEN_EXTRA_CSS','').replace('"',r"\\42").replace("'",r"\\47")+"</style>'; d.body.insertBefore(e,d.body.firstChild); d.rubyScriptAdded=1 })"
 
 def jsAnnot(alertStr,xtra1,xtra2,annotScan,case3): return "var leaveTags=['SCRIPT', 'STYLE', 'TITLE', 'TEXTAREA', 'OPTION'];function annotPopAll(e) { function f(c) { var i=0,r='',cn=c.childNodes; for(;i < cn.length;i++) r+=(cn[i].firstChild?f(cn[i]):(cn[i].nodeValue?cn[i].nodeValue:'')); return r; } " + alertStr + " }; "+xtra1+" function all_frames_docs(c) { var f=function(w){if(w.frames && w.frames.length) { var i; for(i=0; i<w.frames.length; i++) f(w.frames[i]) } c(w.document) }; f(window) }; function tw0() { "+xtra2+"all_frames_docs(function(d){walk(d,d,false)}) }; function annotScan() {"+os.environ.get("ANNOGEN_EXTRA_JS","")+annotScan+"}; function walk(n,document,inLink) { var c=n.firstChild; while(c) { var ps = c.previousSibling, cNext = c.nextSibling; function isTxt(n) {return n && n.nodeType==3 && n.nodeValue && !n.nodeValue.match(/^"+r"\\"+"s*$/)}; if (c.nodeType==1 && (c.nodeName=='WBR' || (c.nodeName=='SPAN' && c.childNodes.length<=1 && (!c.firstChild || (c.firstChild.nodeValue && c.firstChild.nodeValue.match(/^"+r"\\"+"s*$/))))) && isTxt(cNext) && isTxt(ps)) { n.removeChild(c); cNext.previousSibling.nodeValue += cNext.nodeValue; n.removeChild(cNext); cNext = ps } c=cNext; } c=n.firstChild; while(c) { var cNext = c.nextSibling; switch (c.nodeType) { case 1: if (leaveTags.indexOf(c.nodeName)==-1 && c.className!='_adjust0') walk(c,document,inLink||(c.nodeName=='A'&&!!c.href)); break; case 3: {var cnv=c.nodeValue.replace(/\u200b/g,'');"+case3+"} } c=cNext } }"