Add Multi-Color Effect For Your Links On Hover For Blogs

Hi All, In all tricks i posted here lately i was talking about Seo. But now i feel that i should add some fun to my tricks so today i’ll talk about how to add Cool effect to your links when your visitors hover it.
It’s easy and one step processes.

How To Add It.

Go To you blogger dashboard, and navigate to : Dashboard >> Layout >> Edit html, And find the following code,

</head>

And exactly before it add the next code :

<script type='text/javascript'>

 //<![CDATA[

 var rate = 20;

 if (document.getElementById)
  window.onerror=new Function("return true")

 var objActive;  // The object which event occured in
  var act = 0;    // Flag during the action
  var elmH = 0;   // Hue
  var elmS = 128; // Saturation
  var elmV = 255; // Value
  var clrOrg;     // A color before the change
  var TimerID;    // Timer ID

 if (document.all) {
  document.onmouseover = doRainbowAnchor;
  document.onmouseout = stopRainbowAnchor;
  }
  else if (document.getElementById) {
  document.captureEvents(Event.MOUSEOVER | Event.MOUSEOUT);
  document.onmouseover = Mozilla_doRainbowAnchor;
  document.onmouseout = Mozilla_stopRainbowAnchor;
  }

 function doRainbow(obj)
  {
  if (act == 0) {
  act = 1;
  if (obj)
  objActive = obj;
  else
  objActive = event.srcElement;
  clrOrg = objActive.style.color;
  TimerID = setInterval("ChangeColor()",100);
  }
  }


 function stopRainbow()
  {
  if (act) {
  objActive.style.color = clrOrg;
  clearInterval(TimerID);
  act = 0;
  }
  }


 function doRainbowAnchor()
  {
  if (act == 0) {
  var 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 != '') {
  objActive = obj;
  act = 1;
  clrOrg = objActive.style.color;
  TimerID = setInterval("ChangeColor()",100);
  }
  }
  }


 function stopRainbowAnchor()
  {
  if (act) {
  if (objActive.tagName == 'A') {
  objActive.style.color = clrOrg;
  clearInterval(TimerID);
  act = 0;
  }
  }
  }


 function Mozilla_doRainbowAnchor(e)
  {
  if (act == 0) {
  obj = e.target;
  while (obj.nodeName != 'A' && obj.nodeName != 'BODY') {
  obj = obj.parentNode;
  if (obj.nodeName == 'A' || obj.nodeName == 'BODY')
  break;
  }

 if (obj.nodeName == 'A' && obj.href != '') {
  objActive = obj;
  act = 1;
  clrOrg = obj.style.color;
  TimerID = setInterval("ChangeColor()",100);
  }
  }
  }


 function Mozilla_stopRainbowAnchor(e)
  {
  if (act) {
  if (objActive.nodeName == 'A') {
  objActive.style.color = clrOrg;
  clearInterval(TimerID);
  act = 0;
  }
  }
  }


 function ChangeColor()
  {
  objActive.style.color = makeColor();
  }


 function makeColor()
  {
  // Don't you think Color Gamut to look like Rainbow?

 // HSVtoRGB
  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).toString(16);
  elmG = Math.floor(elmG).toString(16);
  elmB = Math.floor(elmB).toString(16);
  if (elmR.length == 1)    elmR = "0" + elmR;
  if (elmG.length == 1)    elmG = "0" + elmG;
  if (elmB.length == 1)    elmB = "0" + elmB;

 elmH = elmH + rate;
  if (elmH >= 360)
  elmH = 0;

 return '#' + elmR + elmG + elmB;
  }

 //]]>

 </script> 

Now Click Save Template

And you are done.