Overview
the links above demonstrate the various target attribute values. what I have discovered so far is (for HTML5):
| IE | FF | Chrome | Safari | Opera | |
|---|---|---|---|---|---|
| _blank | new window | new tab | new tab | new window | new tab |
| _new | new window | new tab | new tab | new window | new tab |
| _parent | current tab | current tab | current tab | current tab | current tab |
| _self | current tab | current tab | current tab | current tab | current tab |
| _top | current tab | current tab | current tab | current tab | current tab |
references
valid browsing contexts in draft spec, available from w3c draft and from w3c official but unreleased spec
note that this does not include _new, though it works in the browsers.