Neon Light {Multi-Wipe} Text Effect code

<script type="text/javascript">

// <![CDATA[

// all colours must be in format '#NNNNNN', not 'red' or 'rgb(7,8,9)'

var fgcolour="#6600cc"; // foreground colour

var hlcolour="#aa77ff"; // highlight colour

var bgcolour="#ffffff"; // background colour

var glcolour="#cc99ff"; // colour of glow around letters

var speed=66; // speed colours change, 1 second = 1000

var delay=50; // how long to wait between wipes

var alink="http://www.mf2fm.com/rv"; // page to link text to (set to ="" for no link)



/****************************

*Multi-Wipe Neon Text Effect*

*(c)2003-12 mf2fm web-design*

*  http://www.mf2fm.com/rv  *

* DON'T EDIT BELOW THIS BOX *

****************************/

var w_txt, w_txl;

var w_flp=bgcolour;

var w_sty=Math.floor(Math.random()*8);

var w_cnt=-1;

var wipes=new Array();

var wrand=new Array();

window.onload=function() { if (document.getElementById) {

  var i, wiper, wipei;

  wiper=document.getElementById("wipe");

  w_txt=wiper.firstChild.nodeValue;

  w_txl=w_txt.length;

  while (wiper.childNodes.length) wiper.removeChild(wiper.childNodes[0]);

  for (i=0; i<w_txl; i++) {

    wipei=document.createElement("span");

    wipei.appendChild(document.createTextNode(w_txt.charAt(i)));

    wipes[i]=wipei.style;

    wipes[i].textShadow=glcolour+" 0px 0px 5px";

    wipes[i].color=fgcolour;

    wiper.appendChild(wipei);

  }

  if (alink) {

    wiper.style.cursor="pointer";

    wiper.onclick=function() { top.location.href=alink; }

  }

  for (i=0; i<w_txl; i++) wrand[i]=i;

  wiper=setInterval("randwipe()", speed);

}}



function c(i, shade) {

  if (shade==bgcolour) wipes[i].textShadow="none";

  else wipes[i].textShadow=glcolour+" 0px 0px 5px";

  wipes[i].color=shade;

}



function randwipe() {

  var w_old;

  if (w_cnt++<w_txl+2+delay*(w_flp==fgcolour)) eval("wipe"+w_sty+"();");

  else {

    w_cnt=-1;

    w_flp=(w_flp==fgcolour)?bgcolour:fgcolour;

    w_old=w_sty;

    while (w_old==w_sty) w_sty=Math.floor(Math.random()*9);

  }

}



function dechex(dec) { return ((dec<16)?"0":"")+dec.toString(16); }



function wipe0() { // full curtains

  var half=Math.floor(w_txl/2);

  if (w_cnt<w_txl) {

    c(w_cnt, (w_cnt<half)?hlcolour:w_flp);

    c(w_txl-w_cnt-1, (w_cnt<half)?hlcolour:w_flp);

  }

}



function wipe1() { // random

  var i, rand, temp;

  if (w_cnt==0) {

    for (i=0; i<w_txl; i++) {

      rand=Math.floor(Math.random()*w_txl);

      temp=wrand[i];

      wrand[i]=wrand[rand];

      wrand[rand]=temp;

    }

  }

  if (w_cnt<w_txl) c(wrand[w_cnt], hlcolour);

  if (w_cnt>0 && w_cnt<w_txl+1) c(wrand[w_cnt-1], w_flp);

}



function wipe2() { // forwards

  if (w_cnt<w_txl) c(w_cnt, hlcolour);

  if (w_cnt>0 && w_cnt<w_txl+1) c(w_cnt-1, w_flp);

}



function wipe3() { // backwards

  if (w_cnt<w_txl) c(w_txl-(w_cnt+1), hlcolour);

  if (w_cnt>0 && w_cnt<w_txl+1) c(w_txl-w_cnt, w_flp);

}



function wipe4() { // searchlight

  if (w_cnt<w_txl) c(w_cnt, hlcolour);

  if (w_cnt>0 && w_cnt<w_txl+1) c(w_cnt-1, w_flp);

  if (w_cnt>1 && w_cnt<w_txl+2) c(w_cnt-2, hlcolour);

  if (w_cnt>2 && w_cnt<w_txl+3) c(w_cnt-3, (w_flp==fgcolour)?bgcolour:fgcolour);

  if (w_cnt==w_txl+2) w_flp=(w_flp==fgcolour)?bgcolour:fgcolour;

}



function wipe5() { // fade

  var i;

  if (w_cnt<w_txl+3) {

    var start=(w_flp==fgcolour)?bgcolour:fgcolour;

    var temp="#";

    for (i=1; i<6; i+=2) {

      var hex1=parseInt(start.substring(i,i+2),16);

      var hex2=parseInt(w_flp.substring(i,i+2),16);

      temp+=dechex(Math.floor(hex1+(hex2-hex1)*(w_cnt/(w_txl+2))));

    }

    for (i=0; i<w_txl; i++) c(i, temp);

  }

}



function wipe6() { // flash

  var i;

  if (w_cnt<6*Math.floor(w_txl/6)+3) {

    if (w_cnt%6==0 || w_cnt%6==3) for (i=0; i<w_txl; i++) c(i, hlcolour);

    else if (w_cnt%6==1) for (i=0; i<w_txl; i++) c(i, w_flp);

    else if (w_cnt%6==4) for (i=0; i<w_txl; i++) c(i, (w_flp==fgcolour)?bgcolour:fgcolour);

  }

}



function wipe7() { // checkerboard

  var qtr=Math.floor(w_txl/4);

  if (w_cnt<qtr) {

    c(w_cnt, hlcolour);

    c(w_cnt+2*qtr, hlcolour);

  }

  else if (w_cnt<2*qtr) {

    c(w_cnt-qtr, w_flp);

    c(w_cnt+qtr, w_flp);

  }

  else if (w_cnt<3*qtr) {

    c(w_cnt-qtr, hlcolour);

    c(w_cnt+qtr, hlcolour);

  }

  else if (w_cnt<w_txl) {

    c(w_cnt-2*qtr, w_flp);

    c(w_cnt, w_flp);

  }

}



function wipe8() { // half curtains

  var half=Math.floor(w_txl/2);

  if (w_cnt<half) {

    c(w_cnt, hlcolour);

    c(w_txl-w_cnt-1, hlcolour);

  }

  else if (w_cnt<w_txl) {

    c(w_cnt-half, w_flp);

    c(w_txl+half-w_cnt-1, w_flp);

  }

}

// ]]>

</script>