// =====================================================================
// script: Gerard Ferrandez - Ge-1-doot - March 2004
// http://www.dhteumeuleu.com
// =====================================================================
 
T    = "What is  real?How do you define real?   Ifyou're talkingabout what youcan feel  whatyou can  smellwhat  you  cantaste and  seethen   real issimply   electrical  signalsinterpreted byyour brain!        ";
I    = 0;
o    = new Array();
xm   = -1000;
ym   = -1000;
///////////////
rad  = 80;
dim  = 200;
///////////////
W    = 0;
H    = 0;
NX   = 14;
NY   = 14;
var nx;
var ny;
 
function getElementsByClassName(elm, tag, className){
	var testClass = new RegExp("(^|\\s)" + className + "(\\s|$)");
	var tag = tag || "*";
	var elm = elm || document;
	var elements = (tag == "*" && elm.all)? elm.all : elm.getElementsByTagName(tag);
	var returnElements = [];
	var current;
	var length = elements.length;
	for(var i=0; i<length; i++){
		current = elements[i];
		if(testClass.test(current.className)){
			returnElements.push(current);
		}
	}
	return returnElements;
}

document.onmousemove = function(e){
	if (window.event) e = window.event;
	xm = (e.x || e.clientX) - (nx  * .5) + dim * .5;
	ym = (e.y || e.clientY) - (ny * .5) + dim * .5;
}
 
function resize() {
	nx = document.body.offsetWidth;
	ny = document.body.offsetHeight;
}
onresize = resize;
 
function CObj(N,i,j,c){
	this.obj = document.createElement("span");
	this.obj.innerHTML = c;
	DOOT.appendChild(this.obj);
	this.N    = N;
	this.To   = 16;
	this.x0   = i*2*W;
	this.y0   = j*2*H;
	this.anim = true;
 
	this.mainloop = function(){
		with (this) {
 			dx   = xm - x0;
			dy   = ym - y0;
			dist = Math.sqrt(dx * dx + dy * dy);
			if (dist < rad) {
				anim = true;
				M    = Math.cos(.5 * Math.PI * Math.abs(dist / rad));
				c    = Math.round(84 + M * 171);
				with(obj.style){
					left     = (x0 - dx * M) + "px";
					top      = (y0 - dy * M) + "px";
					zIndex   = Math.round(100 + M);
					fontSize = (8 + M * W * 2) + "px";
					color    = "RGB("+c+","+c+","+c+")";
				}
			} else {
				if(anim){
					with(obj.style){
						left     = x0 + "px";
						top      = y0 + "px";
						zIndex   = 0;
						fontSize = 8 + "px";
						color    = "RGB(88,88,88)";
					}
				anim = false;
				}
			}
		}
	}
}
function run(){
	for(i in o)o[i].mainloop();
	setTimeout(run,16);
}
 
onload = function (){
	DOOT = document.getElementById("doot");
	with(DOOT.style){
		left = (-dim/2) + "px";
		top  = (-dim/2) + "px";
		width = dim + "px";
		height = dim + "px";
	}
        var P = document.getElementById('content-inner').getElementsByTagName("a");
        var Q = document.getElementById('center').getElementsByTagName("a");
        Q[0].href = P[0].href;

 	var titles = getElementsByClassName(document.getElementById('content-outer'), 'span', 'content-title');
	var captions = getElementsByClassName(document.getElementById('content-outer'), 'span', 'content-caption');
    T = captions[0].innerHTML.replace(/<.*?>/g, ".").replace(/^[ ]+/, ""); 
    //remove <br/>
    //remove leading and trailing whitespace

	resize();
	W = (dim  / NX) / 2;
	H = (dim / NY) / 2;
	K = 0;
    
	for(var j=0;j<NY;j++){
		for(var i=0;i<NX;i++){
			c=T.charAt((I++)%T.length).toUpperCase();
			if(c==" ")c="&middot;";
			if(c==".")c="&middot;";
			o[K] = new CObj(K++,i,j,c);
		}
	}
	run();
}