有没有人研究过CSDN上的下载资源时的评论是怎么让刚发表的评论有黄色的闪烁

解决方案 »

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JS　实现的<html>
<body><script>
var rate = 100;
var obj;
var act = 0;
var elmH = 0;
var elmS = 239;
var elmV = 255;
var clrOrg;
var TimerID;
if (navigator.appName.indexOf("Microsoft",0) != -1 && parseInt(navigator.appVersion) >= 4) {
    Browser = true;
} else {
    Browser = false;
}
if (Browser) {
    document.onmouseover = doRainbowAnchor;
    document.onmouseout = stopRainbowAnchor;
}
function doRainbow()
{
    if (Browser && act != 1) {
        act = 1;
        obj = event.srcElement;
        clrOrg = obj.style.color;
        TimerID = setInterval("ChangeColor()",100);
    }
}
function stopRainbow()
{
    if (Browser && act != 0) {
        obj.style.color = clrOrg;
        clearInterval(TimerID);
        act = 0;
    }
}
function doRainbowAnchor()
{
    if (Browser && act != 1) {
        obj = event.srcElement;        while (obj.tagName != 'A' && obj.tagName != 'BODY') {
    obj = obj.parentElement;
    if (obj.tagName == 'A' || obj.tagName == 'BODY')
        break;
        }        if (obj.tagName == 'A' && obj.href != '') {
    act = 1;
    clrOrg = obj.style.color;
    TimerID = setInterval("ChangeColor()",100);
        }
    }
}
function stopRainbowAnchor()
{
    if (Browser && act != 0) {
        if (obj.tagName == 'A') {
    obj.style.color = clrOrg;
    clearInterval(TimerID);
    act = 0;
        }
    }
}
function ChangeColor()
{
    obj.style.color = makeColor();
}
function makeColor()
{
    if (elmS == 0) {
        elmR = elmV;    elmG = elmV;    elmB = elmV;
    }
    else {
        t1 = elmV;
        t2 = (255 - elmS) * elmV / 255;
        t3 = elmH % 60;
        t3 = (t1 - t2) * t3 / 60;        if (elmH < 60) {
    elmR = t1;  elmB = t2;  elmG = t2 + t3;
        }
        else if (elmH < 120) {
    elmG = t1;  elmB = t2;  elmR = t1 - t3;
        }
        else if (elmH < 180) {
    elmG = t1;  elmR = t2;  elmB = t2 + t3;
        }
        else if (elmH < 240) {
    elmB = t1;  elmR = t2;  elmG = t1 - t3;
        }
        else if (elmH < 300) {
    elmB = t1;  elmG = t2;  elmR = t2 + t3;
        }
        else if (elmH < 360) {
    elmR = t1;  elmG = t2;  elmB = t1 - t3;
        }
        else {
    elmR = 0;   elmG = 0;   elmB = 0;
        }
    }
    elmR = Math.floor(elmR);
    elmG = Math.floor(elmG);
    elmB = Math.floor(elmB);
    clrRGB = '#' + elmR.toString(16) + elmG.toString(16) + elmB.toString(16);
    elmH = elmH + rate;
    if (elmH >= 360)
        elmH = 0;
    return clrRGB;
}
</script>
</body>
<a href="#">1221212</a>
</html>