Rainbow Link on mouseOver

Thai Phong Nov 28, 2007

General

Implement this script into your Web pages to make all links change color on mouseover event. Colors can easily be added and changed.

Notes

Created by: Thái Cao Phong
Web Site: http://www.JavaScriptBank.com
Posted: November 28, 2007

Source Code

Paste this source code into the designated areas.

External file

Paste this code into an external JavaScript file named: rainbowLink.js

/* This script and many more are available free online at
The JavaScript Source!! http://www.javascriptsource.com
Created by: Thái Cao Phong | http://www.JavaScriptBank.com */

var timerID,
 	srcElemActive,
 	count = 0,
 	oldColor;

var clrArray = new Array(
		'D0CBFE', '8C80FD', '5543FC', '1B04E3', // blue
		'E7FFE6', 'B7FFB3', '80FF79', '0AC400', // green
		'FFD6D5', 'FF9693', 'FF3D37', 'EA0600' // red
);

var ie = navigator.appName=='Microsoft Internet Explorer'?true:false,
 	op = window.opera?true:false,
 	ns = navigator.vendor?true:false;


function ChangeColor() {
	 if(srcElemActive) srcElemActive.style.color = '#' + clrArray[count++];
 	if(count == (clrArray.length - 1)) count = 0;
}

// makeRainbow function
function makeRainbow(evt) {
 	if(op) return;
 	var srcElem = getObject(evt);
 	var temp = "";
 	if(srcElem.tagName == "A" && srcElem.href != '') {
  		srcElemActive = srcElem;
  		oldColor = srcElem.style.color;
 	 	timerID = setInterval("ChangeColor()", 200);
 	}
 	return true;
}

// stopRainbow function
function stopRainbow(evt) {
 	var srcElem = getObject(evt);
 	if(op && srcElem.className != 'rate_item') return;
 	if(srcElemActive && srcElem.tagName == "A" && srcElem.href != '') {
  		srcElemActive = null;
  		srcElem.style.color = oldColor;
 	 	clearInterval(timerID);
 	}
}

// getObject function
function getObject(evt) {
 	var srcElem;
 	if(ie) {
  		srcElem = event.srcElement;
 	} else {
  		srcElem = evt.target;
 	}
 	return srcElem;
}

document.onmouseover = makeRainbow;
document.onmouseout = stopRainbow;

Head

Paste this code into the HEAD section of your HTML document.


<script type="text/javascript" src="rainbowLink.js"></script>

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