HTML Tag <LAYER>
HTML Tag <LAYER>
<LAYER> Defines a layer within a document, which you can than manipulate with JavaScript. Specify the layer’s contents by placing HTML between the <LAYER> tags or by using the SRC= attribute.
Attribute of <LAYER> Tag
ABOVE
Specifies the name of a layer above which the current layer should appear.
<LAYER SRC="grass.gif" Z-INDEX=1
NAME="Grass" VISIBILITY=SHOW>
<LAYER SRC="tree.gif" ABOVE="Grass"
NAME="Tree">
Possible Values
Layer Name
BACKGROUND
Specifies the relative or absolute location of an image file that the browser tiles as the background of the layer.
<LAYER Z-INDEX=5 NAME="info"
BACKGROUND="logo.gif">
<H1>Hi there</H1></LAYER>
Possible Values
URL
BELOW
Specifies the name of a layer below which the current layer should appear.
<LAYER BACKGROUND="road.jpg"
NAME="Road" UNDER="Car">
</LAYER>
Possible Values
Layer Name
BGCOLOR
Specifies the background color of the layer. Use either the hexadecimal RGB values or the color name.
<LAYER BGCOLOR=#FF0011>
<DIV ALIGN=CENTER>
<H1><BLINK>EAT AT JOES!</BLINK></H1>
</DIV>
</LAYER>
Possible Values
Color Name or hexadecimal Color Code.
CLIP
Indicates the dimensions of a clipping rectangle that specifies which areas of the layer are visible. Areas outside this rectangle become transparent.
<LAYER SRC="hawk.jpg" CLIP="20%,20%">
</LAYER>
Possible Values
Value in percentage.
HEIGHT
Specifies the vertical dimension of the layer (in pixels or as a percentage of the browser window height).
<LAYER SRC="frame.gif" ABOVE="bg"
NAME="frame" WIDTH=200 HEIGHT=200>
Possible Values
Value in Pixel
LEFT
Specifies the layer’s horizontal position (in pixels) relative to the left edge of the parent layer. Use the TOP= attribute for vertical positioning.
<LAYER LEFT=100 TOP=150>
This layer is at {100,150}
</LAYER>
Possible Values
Integer Value.
NAME
Gives the layer a name by which other layer definitions and JavaScript code can reference it.
<LAYER SRC="car.gif" NAME="CarPic"
ABOVE="Road">
</LAYER>
Possible Values
Any Name.
SRC
Specifies the relative or absolute location of the file containing the contents of the layer.
<LAYER SRC="logo.jpg"></LAYER>
Possible Values
URL
TOP
Specifies the layer's vertical position (in pixels) relative to the top edge of the parent layer. Use the LEFT= attribute for horizontal positioning.
<LAYER LEFT=100 TOP=150>
This layer is at {100,150}
</LAYER>
Possible Values
Any Integer Number.
VISIBILITY
Indicates whether the layer is initially visible. VISIBILITY=SHOW indicates the layer is initially visible. VISIBILITY=HIDE indicates the layer is not initially visible.
<LAYER SRC="grass.gif" Z-INDEX=1
NAME="Grass" VISIBILITY=SHOW>
Possible Values
SHOW, HIDE, INHERIT
WIDTH
Specifies the horizontal dimension of the layer (in pixels or as a percentage of the browser window width).
<LAYER SRC="frame.gif" ABOVE="bg"
NAME="frame" WIDTH=200 HEIGHT=200>
Possible Values
Any Integer Number.
Z-INDEX
Specifies where the layer appears in the stack of layers. Higher values indicate a position closer to the top of the stack.
<LAYER Z-INDEX=0 NAME="Bottom">
You may never see this text if
other layers are above it.
</LAYER>
Possible Values
Any Integer Number.