Wide Coverage Demo App (gftranslate.js): use a special lexer for Chinese.

src/www/js/gftranslate.js

@@ -15,12 +15,14 @@ gftranslate.call=function(querystring,cont) {
 
 // Translate a sentence
 gftranslate.translate=function(source,from,to,start,limit,cont) {
-    var encsrc=encodeURIComponent(source)
     var g=gftranslate.grammar
+    var lexer="&lexer=text"
+    if(from=="Chi") lexer="",source=source.split("").join(" ")
+    var encsrc=encodeURIComponent(source)
     function extract(result) { cont(result[0].translations) }
     if(encsrc.length<500)
 	gftranslate.call("?command=c-translate&input="+encsrc
-		      +"&lexer=text&unlexer=text&from="+g+from+"&to="+g+to
+		      +lexer+"&unlexer=text&from="+g+from+"&to="+g+to
 		      +"&start="+start+"&limit="+limit,extract)
     else cont([{error:"sentence too long"}])
 }