html 颜色选择器 亲测，很好用

@*以下 是测试html 颜色选择器的*@

@*<a href="#" mce_href="#" onclick="initColorPicker('demo'); return false" id="demo" style="position:absolute;left:200px">颜色选择</a>*@
<!-- Color Picker -->
@*<script type="text/JavaScript">
var colorPicker = function (idStr) {
this.colorPool = ["#000000", "#993300", "#333300", "#003300", "#003366", "#000080", "#333399", "#333333", "#800000", "#FF6600", "#808000", "#008000", "#008080", "#0000FF", "#666699", "#808080", "#FF0000", "#FF9900", "#99CC00", "#339966", "#33CCCC", "#3366FF", "#800080", "#999999", "#FF00FF", "#FFCC00", "#FFFF00", "#00FF00", "#00FFFF", "#00CCFF", "#993366", "#CCCCCC", "#FF99CC", "#FFCC99", "#FFFF99", "#CCFFCC", "#CCFFFF", "#99CCFF", "#CC99FF", "#FFFFFF"];
this.initialize(idStr);
}
colorPicker.prototype = {
initialize: function (idStr) {
var count = 0;
var html = '';
var self = this;
html += '<table cellspacing="5" cellpadding="0" border="2" bordercolor="#000000" style="cursor:pointer;background:#ECE9D8" mce_style="cursor:pointer;background:#ECE9D8" >';
// html+= '<tr><td align="center" colspan="8" width="160" height="20" id="currentColor" bgcolor="#ffffff">当前颜色</td></tr>';
for (i = 0; i < 5; i++) {
html += "<tr>";
for (j = 0; j < 8; j++) {
html += '<td align="center" width="20" height="20" style="background:' + this.colorPool[count] + '" mce_style="background:' + this.colorPool[count] + '" unselectable="on"> </td>';
count++;
}
html += "</tr>";
}
html += '</table>';
this.trigger = document.getElementById(idStr);
this.div = document.createElement('div');
this.div.innerHTML = html;
var tds = this.div.getElementsByTagName('td');
for (var i = 0, l = tds.length; i < l; i++) {
tds[i].onclick = function () {
self.setColor(this.style.backgroundColor, idStr);
}
}
this.div.id = 'myColorPicker';
this.trigger.parentNode.appendChild(this.div);
this.div.style.position = 'absolute';
this.div.style.left = this.trigger.offsetLeft + 'px'
this.div.style.top = (this.trigger.clientHeight + this.trigger.offsetTop) + 'px';
//this.hide();
this.trigger.onclick = function () {
if (self.div.style.display == 'none') {
self.show();
return false;
} else {
self.hide();
return false;
}
}
},
setColor: function (c, idStr) {
this.hide();
// document.getElementById(idStr).style.backgroundColor = c //proEditor.setColor(c); //自己定义函数决定setColor的功能
document.getElementById(idStr).style.color = c
//var rgb2Hex = colorRGB2Hex(c);
//alert(rgb2Hex);
},
hide: function () {
this.div.style.display = 'none'
},
show: function () {
this.div.style.display = 'block'
}
}
function initColorPicker(str) {
picker = new colorPicker(str);
}
function colorRGB2Hex(color) {
var rgb = color.split(',');
var r = parseInt(rgb[0].split('(')[1]);
var g = parseInt(rgb[1]);
var b = parseInt(rgb[2].split(')')[0]);

var hex = "#" + ((1 << 24) + (r << 16) + (g << 8) + b).toString(16).slice(1);
return hex;
}
</script>*@

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