Атрибут TARGET
TARGET=
TARGET=string
Specifies the window or frame to target the contents at.
| Special Target Values |
|
| _blank |
Specifies to load the link into a new blank window. This window is not
named. |
| _parent |
Specifies to load the link into the immediate parent of the document the
link is in. |
| _self |
Specifies to load the link into the same window the link was clicked in. |
| _top |
Specifies to load the link into the full body of the window. |
If there is no frame or window that matches the specified target, a new
window is opened for the link.
The default value for target depends upon the URL and site. If the user does
not leave the site, the default is _self, but if the user exits to a new site,
the default is _top.
Applies To
A, AREA, BASE, FORM, LINK
Букварь вебмастера 
