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<script>var rate=20;var obj;var act=0;var
elmH=0;var elmS=128;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>

複製代碼