function initArray() {
 for (var i = 0; i < initArray.arguments.length; i++) {
  this[i] = initArray.arguments[i];
 }
 this.length = initArray.arguments.length;
}

// you may fill this colors array with your colors.
// the script will rotate the links through these colors
var colors = new initArray(
 "blue",
 "red");

pause_time = .4; // in seconds

link = 0; // starting color index (in colors array) for unvisited links
vlink = 1; // starting color index (in colors array) for visited links
 
function linkDance() {
 link = (link+1)%colors.length;
 vlink = (vlink+1)%colors.length;
 //alert("link "+link+"\r\nvlink "+vlink+"\r\nvlinkColor "+document.vlinkColor);
 document.linkColor = colors[link];
 document.vlinkColor = colors[vlink];
 setTimeout("linkDance();",pause_time*1000);
}
linkDance();