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js颜色选择器修改版（兼容firefox,chrome)

2011-07-30 23:09 525 查看

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> <title>颜色选择器</title> </head> <body> <p> <script type="text/javascript" language="javascript"> var ColorHex = new Array('00', '33', '66', '99', 'CC', 'FF') var SpColorHex = new Array('FF0000', '00FF00', '0000FF', 'FFFF00', '00FFFF', 'FF00FF') var current = nullfunction initcolor(evt) { var colorTable = '' for (i = 0; i < 2; i++) { for (j = 0; j < 6; j++) { colorTable = colorTable + '<tr height=15>' colorTable = colorTable + '<td width=15 style="background-color:#000000">' if (i == 0) { colorTable = colorTable + '<td width=15 style="cursor:pointer;background-color:#' + ColorHex[j] + ColorHex[j] + ColorHex[j] + '" onclick="doclick(\'#' + SpColorHex[j] + '\')">' } else { colorTable = colorTable + '<td width=15 style="cursor:pointer;background-color:#' + SpColorHex[j] + '" onclick="doclick(\'#' + SpColorHex[j] + '\')">' } colorTable = colorTable + '<td width=15 style="background-color:#000000">' for (k = 0; k < 3; k++) { for (l = 0; l < 6; l++) { colorTable = colorTable + '<td width=15 style="cursor:pointer;background-color:#' + ColorHex[k + i * 3] + ColorHex[l] + ColorHex[j] + '" onclick="doclick(\'#' + SpColorHex[j] + '\')">' } } } } colorTable = '<table border="1" cellspacing="0" cellpadding="0" style="text-align:center;cursor:pointer;border-collapse:collapse" bordercolor="000000" >' + '<tr><td colspan="21"><span style="float:right;margin-right:5px;cursor:pointer;" onclick="colorclose()">×关闭</span><span style="float:right;margin-right:5px;cursor:pointer;" onclick="defaultColor()">默认颜色</span></td></tr>' + colorTable + '</table>'; document.getElementById("colorpane").innerHTML = colorTable; var current_x = document.getElementById("inputcolor").offsetLeft; var current_y = document.getElementById("inputcolor").offsetTop; //alert(current_x + "-" + current_y) document.getElementById("colorpane").style.left = current_x + "px"; document.getElementById("colorpane").style.top = current_y + "px";}function doclick(colorValue) { //alert(colorValue); document.getElementById('color').value = colorValue; document.getElementById("colorpane").style.display = "none";}function defaultColor() { document.getElementById('color').value = ''; document.getElementById("colorpane").style.display = "none"; //alert("ok"); }function colorclose() { document.getElementById("colorpane").style.display = "none"; //alert("ok"); }function coloropen() { document.getElementById("colorpane").style.display = "";}window.onload = initcolor;</script> </p> <p><input type="text" name="color" id="color" onclick="coloropen(event)"/> </p> <p> </p> <p> </p> <p> <input type="button" value="颜色选择" onclick="coloropen(event)" id="inputcolor" /> </p> <p> </p> <div id="colorpane" style="position:absolute;z-index:999;display:none;"></div> </body> </html>

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