selcolor.html
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<HTML>
<HEAD>
<TITLE>顏色</TITLE>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<STYLE TYPE="text/css">
td {font-size: 10.8pt}
body {font-size: 10.8pt}
BUTTON {width:5em}
</STYLE>
<SCRIPT LANGUAGE=JavaScript>
var SelRGB = '';
var DrRGB = '';
var SelGRAY = '120';
var hexch = new Array('0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F');
function ToHex(n)
{ var h, l;
n = Math.round(n);
l = n % 16;
h = Math.floor((n / 16)) % 16;
return (hexch[h] + hexch[l]);
}
function DoColor(c, l)
{ var r, g, b;
r = '0x' + c.substring(1, 3);
g = '0x' + c.substring(3, 5);
b = '0x' + c.substring(5, 7);
if(l > 120)
{
l = l - 120;
r = (r * (120 - l) + 255 * l) / 120;
g = (g * (120 - l) + 255 * l) / 120;
b = (b * (120 - l) + 255 * l) / 120;
}else
{
r = (r * l) / 120;
g = (g * l) / 120;
b = (b * l) / 120;
}
return '#' + ToHex(r) + ToHex(g) + ToHex(b);
}
function EndColor()
{ var i;
if(DrRGB != SelRGB)
{
DrRGB = SelRGB;
for(i = 0; i <= 30; i ++)
GrayTable.rows(i).bgColor = DoColor(SelRGB, 240 - i * 8);
}
SelColor.value = DoColor(RGB.innerText, GRAY.innerText);
ShowColor.bgColor = SelColor.value;
}
</SCRIPT>
<SCRIPT LANGUAGE=JavaScript FOR=ColorTable EVENT=onclick>
SelRGB = event.srcElement.bgColor;
EndColor();
</SCRIPT>
<SCRIPT LANGUAGE=JavaScript FOR=ColorTable EVENT=onmouseover>
RGB.innerText = event.srcElement.bgColor;
EndColor();
</SCRIPT>
<SCRIPT LANGUAGE=JavaScript FOR=ColorTable EVENT=onmouseout>
RGB.innerText = SelRGB;
EndColor();
</SCRIPT>
<SCRIPT LANGUAGE=JavaScript FOR=GrayTable EVENT=onclick>
SelGRAY = event.srcElement.title;
EndColor();
</SCRIPT>
<SCRIPT LANGUAGE=JavaScript FOR=GrayTable EVENT=onmouseover>
GRAY.innerText = event.srcElement.title;
EndColor();
</SCRIPT>
<SCRIPT LANGUAGE=JavaScript FOR=GrayTable EVENT=onmouseout>
GRAY.innerText = SelGRAY;
EndColor();
</SCRIPT>
<SCRIPT LANGUAGE=JavaScript FOR=Ok EVENT=onclick>
window.returnValue = SelColor.value;
window.close();
</SCRIPT>
</HEAD>
<BODY bgcolor=menu>
<div align="center"><center><table border="0" cellspacing="10" cellpadding="0"><tr><td>
<TABLE ID=ColorTable BORDER=0 CELLSPACING=0 CELLPADDING=0 style='cursor:hand'>
<SCRIPT LANGUAGE=JavaScript>
function wc(r, g, b, n)
{
r = ((r * 16 + r) * 3 * (15 - n) + 0x80 * n) / 15;
g = ((g * 16 + g) * 3 * (15 - n) + 0x80 * n) / 15;
b = ((b * 16 + b) * 3 * (15 - n) + 0x80 * n) / 15;
document.write('<TD BGCOLOR=#' + ToHex(r) + ToHex(g) + ToHex(b) + ' height=8 width=8></TD>');
}
var cnum = new Array(1, 0, 0, 1, 1, 0, 0, 1, 0, 0, 1, 1, 0, 0, 1, 1, 0, 1, 1, 0, 0);
for(i = 0; i < 16; i ++)
{
document.write('<TR>');
for(j = 0; j < 30; j ++)
{
n1 = j % 5;
n2 = Math.floor(j / 5) * 3;
n3 = n2 + 3;
wc((cnum[n3] * n1 + cnum[n2] * (5 - n1)),
(cnum[n3 + 1] * n1 + cnum[n2 + 1] * (5 - n1)),
(cnum[n3 + 2] * n1 + cnum[n2 + 2] * (5 - n1)), i);
}
document.writeln('</TR>');
}
</SCRIPT>
</TABLE></td><td>
<TABLE ID=GrayTable BORDER=0 CELLSPACING=0 CELLPADDING=0 style='cursor:hand'>
<SCRIPT LANGUAGE=JavaScript>
for(i = 255; i >= 0; i -= 8.5)
document.write('<TR BGCOLOR=#' + ToHex(i) + ToHex(i) + ToHex(i) + '><TD TITLE=' + Math.floor(i * 16 / 17) + ' height=4 width=20></TD></TR>');
</SCRIPT>
</TABLE></td></tr></table></center></div>
<div align="center"><center><table border="0" cellspacing="10" cellpadding="0">
<tr><td rowspan="2" align="center">
選中色彩<table ID=ShowColor border="1" width="40" height="30" cellspacing="0" cellpadding="0">
<tr><td></td></tr></table></td>
<td rowspan="2">基色: <SPAN ID=RGB></SPAN><BR>
亮度: <SPAN ID=GRAY>120</SPAN><BR>
代碼: <INPUT TYPE=TEXT SIZE=7 ID=SelColor></td>
<td><BUTTON ID=Ok TYPE=SUBMIT>確定</BUTTON></td></tr>
<tr><td><BUTTON ONCLICK="window.close();">取消</BUTTON></td></tr></table></center></div>
</BODY>
</HTML>