<script language=javascript >
title_tmp1=document.title
if (title_tmp1.indexOf(">>")!=-1){
title_tmp2=title_tmp1.split(">>");
title_last="*~*"+title_tmp2[1];
title_last=title_last + "*~*" + title_tmp2[2];
}else{
if (title_tmp1.indexOf("*~*")!=-1){
title_tmp2=title_tmp1.split("*~*");
title_last="*~*"+title_tmp2[1];
if (title_last=="*~*"){title_last="*~*"};
if (title_last=="*~*"){title_last="*~*"};
}
else { title_last="~~~ ... -|- GiaoXuHung Van -|- ... ~~ "}
}
title_new=""+title_last+""
step=0
function flash_title()
{
step++
if (step==8) {step=1}
if (step==1) {document.title='[----*'+title_new+'*----]'}
if (step==2) {document.title='[---*-'+title_new+'-*---]'}
if (step==3) {document.title='[--*--'+title_new+'--*--]'}
if (step==4) {document.title='[-*---'+title_new+'---*-]'}
if (step==5) {document.title='[--*--'+title_new+'--*--]'}
if (step==6) {document.title='[---*-'+title_new+'-*---]'}
if (step==7) {document.title='[----*'+title_new+'*----]'}
setTimeout("flash_title()",180);
}
flash_title()
</script>
<script LANGUAGE="JavaScript">
<!--
// image src
var trailsrc = "http://i1204.photobucket.com/albums/bb409/nguoicodon6388/khoanhweb/Copy20of20thicon56.gif";
var nDots = 7;
var Xbpos = 0;
var Ybpos = 0;
// fixed time step, no relation to real time
var DELTAT = .01;
// size of one spring in pixels
var SEGLEN = 10;
// spring constant, stiffness of springs
var SPRINGK = 10;
// all the physics is bogus, just picked stuff to make it look okay
var MASS = 1;
// Positive XGRAVITY pulls right, negative pulls left
// Positive YGRAVITY pulls down, negative up
var XGRAVITY = 0;
var YGRAVITY = 50;
// RESISTANCE determines a slowing force proportional to velocity
var RESISTANCE = 10;
// stopping criterea to prevent endless jittering
// doesn't work when sitting on bottom since floor
// doesn't push back so acceleration always as big
// as gravity
var STOPVEL = 0.1;
var STOPACC = 0.1;
var DOTSIZE = 11;
// BOUNCE is percent of velocity retained when
// bouncing off a wall
var BOUNCE = 0.75;
var ff=(document.getElementById&&!document.all);
var ns=(document.layers);
var ie=(document.all);
// always on for now, could be played with to
// let dots fall to botton, get thrown, etc.
var followmouse = true;
var dots = new Array();
function init()
{
var i = 0;
for (i = 0; i < nDots; i++) {
dots[i] = new dot(i);
}
// set their positions
for (i = 0; i < nDots; i++) {
dots[i].obj.left = dots[i].X;
dots[i].obj.top = dots[i].Y;
}
setTimeout("startanimate()", 10);
}
function dot(i)
{
this.X = Xbpos;
this.Y = Ybpos;
this.dx = 0;
this.dy = 0;
if (ns){
document.write("<layer id=\"mtrail"+ i +"\" ><img src='"+trailsrc+"' border=\"0\"><\/layer>");
} else if (ie||ff) {
if (i == 0) {
document.write("<div id=\"mtrail"+ i +"\" style=\"POSITION: absolute;z-index:999;VISIBILITY: hidden;\"><img src='"+trailsrc+"' border=\"0\"><\/div>");
} else {
document.write("<div id=\"mtrail"+ i +"\" style=\"POSITION: absolute; z-index:999;\"><img src='"+trailsrc+"' border=\"0\"><\/div>");
}
}
if (ie)
{
this.obj = eval("mtrail" + i + ".style");
} else if (ff)
{
this.obj = document.getElementById("mtrail" + i).style;
}
else
{
this.obj = eval("document.mtrail" + i);
}
}
function startanimate() {
setInterval("animate()", 20);
}
// just save mouse position for animate() to use
function MoveHandler(e)
{
if (ie) {
Xbpos = window.event.clientX + document.body.scrollLeft;
Ybpos = window.event.clientY + document.body.scrollTop;
}
else {
Xbpos = e.pageX;
Ybpos = e.pageY;
}
}
function vec(X, Y)
{
this.X = X;
this.Y = Y;
}
// adds force in X and Y to spring for dot[i] on dot[j]
function springForce(i, j, spring)
{
var dx = (dots[i].X - dots[j].X);
var dy = (dots[i].Y - dots[j].Y);
var len = Math.sqrt(dx*dx + dy*dy);
if (len > SEGLEN) {
var springF = SPRINGK * (len - SEGLEN);
spring.X += (dx / len) * springF;
spring.Y += (dy / len) * springF;
}
}
function animate() {
// dots[0] follows the mouse,
// though no dot is drawn there
var start = 0;
if (followmouse) {
dots[0].X = Xbpos;
dots[0].Y = Ybpos;
start = 1;
}
for (i = start ; i < nDots; i++ ) {
var spring = new vec(0, 0);
if (i > 0) {
springForce(i-1, i, spring);
}
if (i < (nDots - 1)) {
springForce(i+1, i, spring);
}
// air resisitance/friction
var resist = new vec(-dots[i].dx * RESISTANCE,
-dots[i].dy * RESISTANCE);
// compute new accel, including gravity
var accel = new vec((spring.X + resist.X)/MASS + XGRAVITY,
(spring.Y + resist.Y)/ MASS + YGRAVITY);
// compute new velocity
dots[i].dx += (DELTAT * accel.X);
dots[i].dy += (DELTAT * accel.Y);
// stop dead so it doesn't jitter when nearly still
if (Math.abs(dots[i].dx) < STOPVEL &&
Math.abs(dots[i].dy) < STOPVEL &&
Math.abs(accel.X) < STOPACC &&
Math.abs(accel.Y) < STOPACC) {
dots[i].dx = 0;
dots[i].dy = 0;
}
// move to new position
dots[i].X += dots[i].dx;
dots[i].Y += dots[i].dy;
// get size of window
var height, width;
if (!ie) {
height = window.innerHeight + window.pageYOffset;
width = window.innerWidth + window.pageXOffset;
} else {
height = document.body.clientHeight + document.body.scrollTop;
width = document.body.clientWidth + document.body.scrollLeft;
}
// bounce off 3 walls (leave ceiling open)
if (dots[i].Y >= height - DOTSIZE - 1) {
if (dots[i].dy > 0) {
dots[i].dy = BOUNCE * -dots[i].dy;
}
dots[i].Y = height - DOTSIZE - 1;
}
if (dots[i].X >= width - DOTSIZE) {
if (dots[i].dx > 0) {
dots[i].dx = BOUNCE * -dots[i].dx;
}
dots[i].X = width - DOTSIZE - 1;
}
if (dots[i].X < 0) {
if (dots[i].dx < 0) {
dots[i].dx = BOUNCE * -dots[i].dx;
}
dots[i].X = 0;
}
// move img to new position
dots[i].obj.left = dots[i].X;
dots[i].obj.top = dots[i].Y;
}
}
init();
if(ns)window.captureEvents(Event.MOUSEMOVE);
document.onmousemove = MoveHandler;
-->
</script>
<script type="text/javascript">
// This JavaScript code can be freely redistributed
// as long as this copyright notice is keept unchanged.
// This code is used on AS-IS basis and
// you use it on your own risk. Author of this code
// is not responsible for any damage that this
// code may make.
//
// JS Snow v0.2
// finished on 11-10-1999 23:04 in Zagreb, Croatia.
// modified on 06-12-2005 11:20 in Zagreb, Croatia.
//
// Copyright 1999,2005 Altan d.o.o.
// http://www.altan.hr/snow/index.html
// E-mail:
snow@altan.hr var no = 10; // snow number
var dx, xp, yp; // coordinate and position variables
var am, stx, sty; // amplitude and step variables
var i, doc_width = 800, doc_height = 600;
doc_width = document.body.clientWidth;
doc_height = document.body.clientHeight;
dx = new Array();
xp = new Array();
yp = new Array();
am = new Array();
stx = new Array();
sty = new Array();
for (i = 0; i < no; ++ i) {
dx[i] = 0; // set coordinate variables
xp[i] = Math.random()*(doc_width-50); // set position variables
yp[i] = Math.random()*doc_height;
am[i] = Math.random()*20; // set amplitude variables
stx[i] = 0.02 + Math.random()/10; // set step variables
sty[i] = 0.7 + Math.random(); // set step variables
document.write("<div id=\"dot"+ i +"\" style=\"POSITION: absolute; Z-INDEX: 10"+ i +"; VISIBILITY: visible; TOP: 15px; LEFT: 15px;\"><img src=\"http://i1204.photobucket.com/albums/bb409/nguoicodon6388/khoanhweb/06_chuagiesu_anhdong.gif\" border=\"0\"></div>");
}
function snow() {
for (i = 0; i < no; ++ i) { // iterate for every dot
yp[i] += sty[i];
if (yp[i] > doc_height-50) {
xp[i] = Math.random()*(doc_width-am[i]-30);
yp[i] = 0;
stx[i] = 0.02 + Math.random()/10;
sty[i] = 0.7 + Math.random();
doc_width = document.body.clientWidth;
doc_height = document.body.clientHeight;
}
dx[i] += stx[i];
document.getElementById("dot"+i).style.top = yp[i];
document.getElementById("dot"+i).style.left = xp[i] + am[i]*Math.sin(dx[i]);
}
setTimeout("snow()", 20);
}
snow();
</SCRIPT>
Tiêu đề: Gởi đến Admin ( góp ý để nâng cấp diễn đàn) 
Wed Feb 16, 2011 8:23 pm
