dunia computer

cara mumbuat table mengunakan ukuran :
berikut ini scripnya:

<table border="1" width="400" height="300">
    <tr>
        <td  colspan="2" width="400" height="50" align="center" bgcolor="#009933"><font face="Comic Sans MS" color="#000000">1</td></font>
    </tr>
    <tr>
        <td width="50" height="250" align="center" bgcolor="#00CC33"><font face="Comic Sans MS" color="#000000">2</td></font>
        <td width="350" height="250" align="center" bgcolor="#006600"><font face="Comic Sans MS" color="#000000">3</td></font>
    </tr>
</table>

1
2	3

<table border="1" width="100%" height="100%">
    <tr>
        <td rowspan="2" width="20%" height="100%" align="center" bgcolor="#009966"><font face="Comic Sans MS" color="#000000">1</td></font>
        <td width="80%" height="20%" align="center" bgcolor="#00CC00"><font face="Comic Sans MS" color="#000000">2</td></font>
    </tr>
    <tr>
        <td width="80%" height="80%" align="center" bgcolor="#00CC00"><font face="Comic Sans MS" color="#000000">3</td></font>
    </tr>
</table>

1	2
	3

<table border="1" width="100%" height="300">
    <tr>
        <td colspan="3" width="100%" height="50" align="center" bgcolor="#003300"><font face="Comic Sans MS" color="#000000">1</td></font>
    </tr>
    <tr>
        <td width="20%" height="200" align="center" bgcolor="#006633"><font face="Comic Sans MS" color="#000000">2</td></font>
        <td width="60%" height="200" align="center" bgcolor="#006600"><font face="Comic Sans MS" color="#000000">3</td></font>
        <td width="20%" height="200" align="center" bgcolor="#66FFFF"><font face="Comic Sans MS" color="#000000">4</td></font>
    </tr>
    <tr>
        <td colspan="3" width="100%" height="50" align="center" bgcolor="#66FFFF"><font face="Comic Sans MS" color="#000000">5</td></font>
    </tr>
</table>

1
2	3	4
5

<table border="1" width="100%" height=400">
    <tr>
        <td colspan="2" width="70%" height="20%" align="center" bgcolor="#66FFFF"><font face="Comic Sans MS" color="#000000">1</td></font>
        <td rowspan="2" width="30%" height="200" align="center" bgcolor="#66FFFF"><font face="Comic Sans MS" color="#000000">2</td></font>
    </tr>
    <tr>
        <td rowspan="2" width="35%" height="80%" align="center" bgcolor="#66FFFF"><font face="Comic Sans MS" color="#000000">3</td></font>
        <td width="35%" height="40%" align="center" bgcolor="#66FFFF"><font face="Comic Sans MS" color="#000000">4</td></font>
    </tr>
    <tr>
        <td width="35%" height="200" align="center" bgcolor="#66FFFF"><font face="Comic Sans MS" color="#000000">5</td></font>
        <td width="30%" height="200" align="center" bgcolor="#66FFFF"><font face="Comic Sans MS" color="#000000">6</td></font>
    </tr>
</table>

1		2
3	4
	5	6