调色板效果，大家可以调用一下，效果很好的。
<html> <head> <title>Untitled Document－建站学-www.jzxue.com</title> <meta http-equiv="Content-Type" content="text/html; charset=gb2312"> <!--- Designed By Fellow 12/2001 ---> <!--- Copyright(c)Fellow's Own World,2001 ---> <META name="author" content="fellow99@163.net"> <META NAME="DESCRIPTION" CONTENT="Fellow's Own World"> <style type="text/css"> <!-- body {font:menu} td,selcet,input { font:menu} .memo { border: 1px #dddddd solid} .button { border-color: #CCCCCC #666666 #666666 #CCCCCC; border-style: solid; border-top-width: 1px; border-right-width: 1px; border-bottom-width: 1px; border-left-width: 1px} .cursorcross { cursor: crosshair} .cursorhand { cursor: hand} --> </style> </head> <body bgcolor="#FFFFFF" text="#000000"> <div align="center"><b>建站学调色板</b><br> <br> </div> <table border="0" cellspacing="1" cellpadding="3" width="350" align="center" bgcolor="#dddddd"> <tr bgcolor="#FFFFFF"> <td width="10%" align="center"> <select name="select1" onchange="selectchg(this.value)"> <option value="1" selected>红</option> <option value="2">绿</option> <option value="3">蓝</option> <option value="4">灰</option> </select> </td> <td width="90%" align="center"> <table width="100%" border="0" cellspacing="0" cellpadding="0"> <tr> <td align="right"> <input type="text" name="text1" class="memo" size="10"> <input type="button" name="Button2" value=">>" class="button" onClick="choosecolor()"> </td> <td align="right" width="3%"> </td> <td width="30%"> <table width="40" border="0" cellspacing="1" cellpadding="0" height="20" class="cursorcross"> <tr> <td id="customcolor" bgcolor="#FFFFFF" onMouseOver="showcolor(this)"> </td> </tr> </table> </td> </tr> </table> </td> </tr> <tr bgcolor="#FFFFFF"> <td width="10%" align="center"> <table id="tableleft" border="0" cellspacing="1" cellpadding="0" class="cursorhand"> <script language="VBScript"> function hexit(which) hexit=hex(which) end function </script> <script language="JavaScript"> for(i=0;i<=15;++i) {document.write('<tr><td align="center">'+ hexit(0+i*17) +'</td><td id="tdleft' + i +'" bgcolor="rgb('+ (0+i*17) + ',0,0)" width="15" height="15" onclick="changeright(this.num)" onmouseover="showcolor(this)"></td></tr>') document.all['tdleft' + i].num=i } </script> </table> </td> <td align="center" width="90%"> <table id="tableleft" border="0" cellspacing="1" cellpadding="0" class="cursorcross"> <script language="JavaScript"> document.write('<tr><td></td>') for(i=0;i<=15;++i) {document.write('<td align="center">'+ hexit(0+i*17) +'</td>')} document.write('</tr>') for(i=0;i<=15;++i) {document.write('<tr>') document.write('<td align="center">'+ hexit(0+i*17) +'</td>') for(j=0;j<=15;++j) {document.write('<td id="tdrightr' + i + 'c' + j +'" bgcolor="rgb(0,'+ (0+i*17) + ',' + (0+j*17) + ')" width="15" height="15" onmouseover="showcolor(this)" onclick="clickright(this)"></td>')} document.write('</tr>') } </script> </table> </td> </tr> <tr bgcolor="#FFFFFF"> <td colspan="2" height="20">·可选16*16*16种颜色。<br> ·单击左边的颜色会得到更多的颜色。<br> ·单击右边的颜色会固定选取的颜色。 <br> ·输入框可以自定义颜色。</td> </tr> </table> <script language="JavaScript"> function selectchg(which) {switch(which) {case '1' :leftR();break; case '2' :leftG();break; case '3' :leftB();break; case '4' :leftA();break; } } function leftR() {for(i=0;i<=15;++i) {document.all['tdleft'+i].bgColor='rgb('+ (0+i*17) + ',0,0)'} rightR(0) } function leftG() {for(i=0;i<=15;++i) {document.all['tdleft'+i].bgColor='rgb(0,'+ (0+i*17) + ',0)'} rightG(0) } function leftB() {for(i=0;i<=15;++i) {document.all['tdleft'+i].bgColor='rgb(0,0,'+ (0+i*17) + ')'} rightB(0) } function leftA() {for(i=0;i<=15;++i) {document.all['tdleft'+i].bgColor='rgb('+ (0+i*17) + ','+ (0+i*17) + ','+ (0+i*17) + ')'} rightA() } function rightR(which) {for(i=0;i<=15;++i) {for(j=0;j<=15;++j) {document.all['tdrightr' + i + 'c' + j].bgColor='rgb(' + (0+which*17) + ',' + (0+i*17) + ','+ (0+j*17) + ')'} } } function rightG(which) {for(i=0;i<=15;++i) {for(j=0;j<=15;++j) {document.all['tdrightr' + i + 'c' + j].bgColor='rgb(' + (0+i*17) + ',' + (0+which*17) + ',' + (0+j*17) + ')'} } } function rightB(which) {for(i=0;i<=15;++i) {for(j=0;j<=15;++j) {document.all['tdrightr' + i + 'c' + j].bgColor='rgb(' + (0+i*17) + ','+ (0+j*17)+ ',' + (0+which*17) + ')'} } } function rightA() {for(i=0;i<=15;++i) {for(j=0;j<=15;++j) {document.all['tdrightr' + i + 'c' + j].bgColor='rgb(' + (0+i*16+j) + ','+ (0+i*16+j)+ ',' + (0+i*16+j) + ')'} } } var rightclicked=false function clickright(which) {if(rightclicked){rightclicked=false;showcolor(which)}else{rightclicked=true} } function changeright(which) {switch(select1.value) {case '1' :rightR(which);break; case '2' :rightG(which);break; case '3' :rightB(which);break; } } function showcolor(which) {if(rightclicked)return; text1.value=which.bgColor choosecolor() } function choosecolor() {customcolor.bgColor=text1.value } </script> </body> </html>
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