//screen.height
if(navigator.appName=="Netscape" || navigator.appName=="Firefox") document.write('<style>#center {overflow: hidden;float: left;width: 511px;margin: 0px 5px 0px -5px;}</style>');

//////////////////////////////////////////////////

if(document.getElementById && window.addEventListener || window.attachEvent)
	{(function() {var colours = new Array('#ff0000', '#00ff00', '#ffa500', '#fff000');
				  var num = 30;    //number of segments.
				  var icen = 2;    //next segment is times 'icen' previous segment size.
				  var rep = 0;    //setTimeout speed.
				  var min = 0;     //slowest speed.
				  var max = 10;    //fastest speed.
				  var temp1 = new Array();
				  var temp2 = new Array();
				  if(icen % 2 != 0) icen++;
				  var fcen = icen / 2;
				  var d = document;
				  var idx = d.getElementsByTagName('div').length;
				  var dims;
				  for(i = 0; i < num; i++) {var randcol = colours[Math.floor(Math.random() * colours.length)];
											var dims = (i + 1) * icen;
											document.write('<div id="worm' + (idx + i) +
															'" style="position:absolute;top:0px;left:0px;width:' +
															dims + 'px;height:' + dims + 'px;font-size:1px;border: 2px solid ' +
															randcol + ';overflow:hidden">.<\/div>');}
				  var h,w,r;
				  var y = 0;
				  var x = 0;
				  var dir = 45;   //direction.
				  var acc = 1;    //acceleration.
				  var newacc = new Array(1, 0, 1);
				  var vel = 1;    //initial speed.
				  var sev = 0;
				  var newsev = new Array(8, -8, 5, -5, 3, -3, 1, -1, 0);
				  //counters.
				  var c1 = 0;    //time between changes.
				  var c2 = 0;    //new time between changes.
				  var pix = "px";
				  var strictmod = ((document.compatMode) && document.compatMode.indexOf("CSS") != -1);
				  var domWw = (typeof window.innerWidth == "number");
				  var domSy = (typeof window.pageYOffset == "number");
				  if(domWw) r = window;
				  else {if(d.documentElement && typeof d.documentElement.clientWidth == "number" && d.documentElement.clientWidth != 0)
								r = d.documentElement;
						else if(d.body && typeof d.body.clientWidth == "number") r = d.body;}
	  function winsize() {var oh,sy,ow,sx,rh,rw;
						  if(domWw) {if(d.documentElement && d.defaultView && typeof d.defaultView.scrollMaxY == "number")
										{oh = d.documentElement.offsetHeight;
										 sy = d.defaultView.scrollMaxY;
										 ow = d.documentElement.offsetWidth;
										 sx = d.defaultView.scrollMaxX;
										 rh = oh-sy;
										 rw = ow-sx;}
									 else {rh = r.innerHeight;
										   rw = r.innerWidth;}
						  h = rh - (dims + fcen + 1);
						  w = rw - (dims + fcen + 1);}
						  else {h = r.clientHeight - (dims + fcen + 1);
						  w = r.clientWidth - (dims + fcen + 1);}}
function scrl(yx){var y,x;
				  if (domSy) {y = r.pageYOffset;
							  x = r.pageXOffset;}
				  else {y = r.scrollTop;
						x = r.scrollLeft;}
				  return (yx == 0) ? y : x;}
function followleader() {for (i = 0; i < num; i++) {if (i < num-1) {temp1[i].top = parseFloat(temp2[i].top)  + fcen + pix;
																	temp1[i].left = parseFloat(temp2[i].left) + fcen + pix;}
													else {temp1[i].top = y  + scrl(0) + pix;
														  temp1[i].left = x + scrl(1) + pix;}}}
function newpath() {sev = newsev[Math.floor(Math.random()*newsev.length)];
					acc = newacc[Math.floor(Math.random()*newacc.length)];
					c2 = Math.floor(10+Math.random()*50);}
function animate() {var vb,hb,dy,dx,curr;
					if (acc == 1) vel +=0.05;
					if (acc == 0) vel -=0.05;
					if (vel >= max) vel = max;
					if (vel <= min) vel = min;
					c1++;
					if (c1 >= c2) {newpath();
								   c1=0;}
					curr = dir+=sev;
					dy = vel * Math.sin(curr*Math.PI/180);
					dx = vel * Math.cos(curr*Math.PI/180);
					y+=dy;
					x+=dx;
					//horizontal-vertical bounce.
					vb = 180-dir;
					hb = 0-dir;
					//Corner rebounds?
					if ((y < 1) && (x < 1)){y = 1;
											x = 1;
											dir = 45;}
					if ((y < 1) && (x > w)){y = 1;
											x = w;
											dir = 135;}
					if ((y > h) && (x < 1)){y = h;
											x = 1;
											dir = 315;}
					if ((y > h) && (x > w)){y = h;
											x = w;
											dir = 225;}
					//edge rebounds.
					if (y < 1) {y = 1;
								dir = hb;}
					if (y > h) {y = h;
								dir = hb;}
					if (x < 1) {x = 1;
								dir = vb;}
					if (x > w) {x = w;
								dir = vb;}
					followleader();
					setTimeout(animate,rep);}
function init(){for(i=0; i < num; i++) {temp1[i] = document.getElementById("worm" + (idx + i)).style;
										if(i < num-1) temp2[i] = document.getElementById("worm" + (idx + (i + 1))).style;}
				winsize();
				var iniafter = Math.floor(500 + Math.random() * 2000);
				setTimeout(animate,iniafter);}
if(window.addEventListener) {window.addEventListener("resize", winsize, false);
							 window.addEventListener("load", init, false);}  
else if(window.attachEvent) {window.attachEvent("onresize", winsize);
							 window.attachEvent("onload", init);}})();}