Create explainer.md

hyojinLGE · web-flow · commit 6497bd5a0282 · 2017-10-18T22:26:23.000+09:00
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+# Proposed APIs for the spatial navigation
+To support the spatial navigation in the Web, we need to develop several standard APIs. The API seems to be discussed with the suitable working groups in W3C (mainly in CSS WG). In this explainer page, the latest status of the spatial navigation would be summarized so that the overall progress could be tracked at a glance.
+
+## Options for enabling the spatial navigation mode
+
+## Heuristic algorithm for the spatial navigation basically supported by Web engines
+
+## Overriding methods on top of the heuristic algorithm
+
