Tag TH

Description
It is used to create one cell of the table, which is defined as a title. Text in such cell is printed in bold type usually and center aligned. Tag <TH> must be located in the package <TR>, which is located in tag <TABLE>.
1

<table>  <tr>   <th>...</th>  </tr> </table>
Parametrs
Align defines horizontal alignment of the content of the cell
Background sets the background image in the cell
Bgcolor background colour of the cell
Bordercolor colour of the border
Colspan combines horizontal cells
Height height of the cell
Nowrap disables the line folding
Rowspan combines vertical lines
Valign vertical alignment of the content of the cell
Width width of the cell
Closing Tag
Is not optional
The description of tag <TH> Parameters
ALIGN Parameter
Description
Defines horizontal alignment of the content of the cell

.

Description
It is used to create one cell of the table, which is defined as a title. Text in such cell is printed in bold type usually and center aligned. Tag <TH> must be located in the package <TR>, which is located in tag <TABLE>.
1

<table>  <tr>   <th>...</th>  </tr> </table>
Parametrs
Align defines horizontal alignment of the content of the cell
Background sets the background image in the cell
Bgcolor background colour of the cell
Bordercolor colour of the border
Colspan combines horizontal cells
Height height of the cell
Nowrap disables the line folding
Rowspan combines vertical lines
Valign vertical alignment of the content of the cell
Width width of the cell
Closing Tag
Is not optional
The description of tag <TH> Parameters
ALIGN Parameter
Description
Defines horizontal alignment of the content of the cell

. 

1

<th align="left | center | right | justify">...</th>
Arguments
left left alignment.
right right alignment.
center center alignment.
justify justified alignment.
Default value
left
Analogue CSS
text-align.

`

BACKGROUND Parameter
Description
Defines the image, which will be used as a background image of the table cell. In contrast to regular images, width and height are not defined for the background. While choosing the background image, make sure the adequate contrast is set between it and the content of the web page. Animated images in GIF format can be used as a background, but they distract the reader’s attention.
1

<th background="URL">...</th>
Arguments
Any acceptable address of the image – relative or absolute way can be used.
Default value
No
Analogue CSS
Background-image
BGCOLOR Parameter
Description
Defines the background colour of the cell. 
1

<th bgcolor="colour">...</th>
Arguments
The value of the colour can be defined in two ways.
The colour value can be defined in two ways.
    1. By its title.
    Browsers support some colours by their titles.
    2. By hexadecimal value.
    The numbers in the hexadecimal code are used for defining the colours. Hexadecimal system is based on the number 16. The numbers will be the following: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E, F. The numbers from 10 to 15 are substituted for Latin letters. The numbers more than 15 in hexadecimal system are formed by addition two numbers to one.
Default value
Depends on the browser and its version, the white colour is used usually
Analogue CSS
Background-color
BORDERCOLOR parameter
Description
Defines the border colour around the cell. The border is shown in case the BORDER parameter with the nonzero value in the tag <TABLE> is defined.
1

<th bordercolor="colour">...</th>
Arguments
See BGCOLOR parameter
Default value
Depends on the browser and operating system
COLSPAN Parameter
Description
Defines the number of lines, which must be combined horizontally. This parameter makes sense for tables, which consist of several lines.
1

<th colspan="number">...</th>
Arguments
Any positive integer which is more than 1
Default value
1
HEIGHT Parameter
Description
Browser defines the height of the table and its cells according to their content. But the height will be changed while using the HEIGHT parameter.
1

<th height="value">...</th>
Arguments
Any positive integral value in pixels or percents from the acceptable space.
Default value
The height is determined on basis of the table content
Analogue CSS
Height
NOWRAP Parameter
Description
The adding of NOWRAP parameter to the tag makes the text in the cell be displayed without hyphenation. The incorrect use of this attribute may cause the table to be too wide. As a result horizontal scroll bar will appear. 
1

<th nowrap>...</th>
Arguments
No
Default value
Parameter NOWRAP is disabled by default.
Analogue CSS
White-space
VALIGN Parameter
Description
Defines vertical alignment of the content of the cell. 
1

<th valign="top | middle | bottom | baseline">...</th>
Arguments
Top top alignment of the content of the cell
Middle middle alignment
Bottom bottom alignment
Baseline base line alignment
Default value
Middle
Analogue CSS
Vertical-align
WIDTH Parameter
Defines the width of the cell.
1

<th width="value">...</th>
Any positive integral value in pixels or percents from the acceptable space.
Default value
The width is determined on basis of the cell’s content.
Analogue CSS
width
1

<th align="left | center | right | justify">...</th>
Arguments
left left alignment.
right right alignment.
center center alignment.
justify justified alignment.
Default value
left
Analogue CSS
text-align.

`

BACKGROUND Parameter
Description
Defines the image, which will be used as a background image of the table cell. In contrast to regular images, width and height are not defined for the background. While choosing the background image, make sure the adequate contrast is set between it and the content of the web page. Animated images in GIF format can be used as a background, but they distract the reader’s attention.
1

<th background="URL">...</th>
Arguments
Any acceptable address of the image – relative or absolute way can be used.
Default value
No
Analogue CSS
Background-image
BGCOLOR Parameter
Description
Defines the background colour of the cell. 
1

<th bgcolor="colour">...</th>
Arguments
The value of the colour can be defined in two ways.
The colour value can be defined in two ways.
    1. By its title.
    Browsers support some colours by their titles.
    2. By hexadecimal value.
    The numbers in the hexadecimal code are used for defining the colours. Hexadecimal system is based on the number 16. The numbers will be the following: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E, F. The numbers from 10 to 15 are substituted for Latin letters. The numbers more than 15 in hexadecimal system are formed by addition two numbers to one.
Default value
Depends on the browser and its version, the white colour is used usually
Analogue CSS
Background-color
BORDERCOLOR parameter
Description
Defines the border colour around the cell. The border is shown in case the BORDER parameter with the nonzero value in the tag <TABLE> is defined.
1

<th bordercolor="colour">...</th>
Arguments
See BGCOLOR parameter
Default value
Depends on the browser and operating system
COLSPAN Parameter
Description
Defines the number of lines, which must be combined horizontally. This parameter makes sense for tables, which consist of several lines.
1

<th colspan="number">...</th>
Arguments
Any positive integer which is more than 1
Default value
1
HEIGHT Parameter
Description
Browser defines the height of the table and its cells according to their content. But the height will be changed while using the HEIGHT parameter.
1

<th height="value">...</th>
Arguments
Any positive integral value in pixels or percents from the acceptable space.
Default value
The height is determined on basis of the table content
Analogue CSS
Height
NOWRAP Parameter
Description
The adding of NOWRAP parameter to the tag makes the text in the cell be displayed without hyphenation. The incorrect use of this attribute may cause the table to be too wide. As a result horizontal scroll bar will appear. 
1

<th nowrap>...</th>
Arguments
No
Default value
Parameter NOWRAP is disabled by default.
Analogue CSS
White-space
VALIGN Parameter
Description
Defines vertical alignment of the content of the cell. 
1

<th valign="top | middle | bottom | baseline">...</th>
Arguments
Top top alignment of the content of the cell
Middle middle alignment
Bottom bottom alignment
Baseline base line alignment
Default value
Middle
Analogue CSS
Vertical-align
WIDTH Parameter
Defines the width of the cell.
1

<th width="value">...</th>
Any positive integral value in pixels or percents from the acceptable space.
Default value
The width is determined on basis of the cell’s content.
Analogue CSS
width