一个颜色选择板 - 王朝网络

var HexCharacters="0123456789ABCDEF";

function HexValue(decimal)

{

return HexCharacters.charAt((decimal>>4)&0xf)+HexCharacters.charAt(decimal&0xf)

}

function DecValue(hexadecimal)

{

return parseInt(hexadecimal.toUpperCase(),16)

}

function setColor(colorString)

{

document.HexConvert.HexRed.value=colorString.substring(0,2)

document.HexConvert.HexGreen.value=colorString.substring(2,4)

document.HexConvert.HexBlue.value=colorString.substring(4,6)

document.HexConvert.DecRed.value=DecValue(document.HexConvert.HexRed.value)

document.HexConvert.DecGreen.value=DecValue(document.HexConvert.HexGreen.value)

document.HexConvert.DecBlue.value=DecValue(document.HexConvert.HexBlue.value)

}

function DecFixed(decimal)

{

return Math.min(parseFloat(Math.abs(Math.floor(decimal))), 255)

}

function HexFixed(hexadecimal)

{

return HexValue(Math.min(parseFloat(Math.abs(Math.floor(DecValue(hexadecimal)))), 255))

}

function SyncDecimal()

{

document.HexConvert.DecRed.value=DecFixed(document.HexConvert.DecRed.value)

document.HexConvert.HexRed.value=HexValue(document.HexConvert.DecRed.value)

document.HexConvert.DecBlue.value=DecFixed(document.HexConvert.DecBlue.value)

document.HexConvert.HexBlue.value=HexValue(document.HexConvert.DecBlue.value)

document.HexConvert.DecGreen.value=DecFixed(document.HexConvert.DecGreen.value)

document.HexConvert.HexGreen.value=HexValue(document.HexConvert.DecGreen.value)

Preview()

return

}

function SyncHex()

{

document.HexConvert.HexRed.value=HexFixed(document.HexConvert.HexRed.value)

document.HexConvert.DecRed.value=DecValue(document.HexConvert.HexRed.value)

document.HexConvert.HexGreen.value=HexFixed(document.HexConvert.HexGreen.value)

document.HexConvert.DecGreen.value=DecValue(document.HexConvert.HexGreen.value)

document.HexConvert.HexBlue.value=HexFixed(document.HexConvert.HexBlue.value)

document.HexConvert.DecBlue.value=DecValue(document.HexConvert.HexBlue.value)

Preview()

return

}

function Preview()

{

if (navigator.appName != "Netscape")

{

self.frames[0].document.bgColor=document.HexConvert.HexRed.value+document.HexConvert.HexGreen.value+document.HexConvert.HexBlue.value

}

else

{

document.bgColor=document.HexConvert.HexRed.value+document.HexConvert.HexGreen.value+document.HexConvert.HexBlue.value

}

return

}

</script>

</head>

if (navigator.appName != "Netscape")

{

document.write ('<body background="/parch.jpg" bgcolor="#ede2cd" text="#000000" link="#000066" alink="#dddddd" vlink="#993300" topmargin="0" marginheight=0>')

}

else

{

document.write ('<body bgcolor="#ffffff" text="#000000" link="#000066" alink="#dddddd" vlink="#993300" topmargin="0">')

}

</script>

<tr>

<tr>

DECIMAL

</td>

HEXADECIMAL

</tr>

<tr>

<tr>

[+]</a>

[-]</a>

</td>

[+]</a>

[-]

</td>

[-]</a>

[-]</a>

</td>

</tr>

<tr>

RED

</td>

GREEN

</td>

BLUE

</td>

</tr>

</table>

</td>

<tr>

</td>

</td>

</td>

</tr>

<tr>

RED

</td>

GREEN

</td>

BLUE

</td>

</tr>

<tr>

十六进制RGB颜色值

</td>

</tr>

</table>

</td>

</tr>

<tr>

</tr>

</tr>

</tr>

</tr>

</tr>

</tr>

</tr>

</table>

调色板

</td>

Color previewing capability requires a browser

that supports the IFRAME tag. Applet will use background

color instead.

</center>

</iframe>

预览

</td>

</tr>

</table>

</td>

</tr>

</table>

</center>

</form> </td></tr>

</table>