World Wide Web. , .. , , , , .
: HTML. , HTML. .
HTML , , , . , , , .
, WWW GIF JPEG.
GIF (Graphic Interchange Format ) . , , 256 . , . , : (transparency) (animation).
: - , GIF , , . .
, GIF , .
JPEG (Joint Photographic Experts Group ) . . , , . , .
10.1 HTML
, Web .
-, . <BODY> BACKGROUND:
<BODY BACKGROUND=URL GIF JPEC >
( GIF JPEC) , , , , URL, , :
|
|
<BODY BACKGROUND =http://www.tutorial.ru/pic/back.gif>
, . .
<BODY BACKGROUND=pictures/back.gif>
, Web /, Windows. Unix, . , URL, , .
, Windows, , pictures:
pictures/back.gif
PICTURES/back.gif
pictures/BACK.GIF
Pictures/Back.gif
Unix , . , , , ( ).
, , , . HTML (), ( , ), . - , BGPROPERTIES=FIXED:
<BODY BACKGROUND=bg.gif BGPROPERTIES=FIXED>
HTML ( ) <IMG> :
<IMG src=URL>
URL ( ), . , , URL <BODY>, <IMG>.
:
ALING (TOP), (MIDDLE) (BOTTOM).
ALT , , , . , .
WIDTH .
HEIGHT .
BORDER .
WIDTH HEIGHT . , .
2570 , demo_picture.gif. , , HTML , .
<IMG SRC =demo_picture.gif WIDTH=25 HEIGH=70 BORDER=0 ALT= >
HTML , .
|
|
1 (.10.1)
<HTML>
<HEAD><TITLE></TITLE></HEARD>
<BODY BACKGROUND=vts.jpg><CENTER>
<IMG SRC=green.jpg WIDTH=486 HEIGHT=400 BORDER=0 ALT=>
</CENTER> </BODY>
</HTML>
. 10.1 HTML
2 (.10.2)
<HTML>
<HEAD><TITLE></TITLE></HEARD>
<BODY BACKGROUND=pictures/IMG_0119.JPG><CENTER>
<IMG SRC=IMG_0165.JPG WIDTH=486 HEIGHT=400 BORDER=0 ALT=>
</CENTER> </BODY>
</HTML>
.10.2 2
HTML , . <IMG> AVI. . AVI.- :
DYNSRC URL AVI .
WIDTH .
HEIGHT
START . FILEOPEN, MOUSEOVER, .
LOOP . INFINITE, .
LOOPDELAY .
, , clip.avi. , 3 :
<IMG dynsrc=clip.avi WIDTH=150 HEIGHT=120 START=fileopen LOOP=infinite LOOPDELAY=3>