网页之不断弹射的文字-特效
<style type="text/css">u)T7Mk'w/D$B:r#supertext {
position:absolute;"p im~d
left:0;j'y3l1K%N(O&H!z
top:0; F G(zc)D7Ts`7?K
visibility:hide;
visibility:hidden;1O7G[R ho@w:y
}
</style>
<script language="JavaScript1.2">Hvh {z;qI*Q o [
<!-- 改变下的字体的大小。颜色-->'n ~+}|%N h;x5h9g A
var thecontent='<h2><font size="2" face="宋体" color="FF0000">欢迎光临七色风网页家园</font></h2>'I&]1~G Y"iw O
var hidetimer='';#o-Z6eO!u1W7zLW8~7WV
<!-- 改变下的弹跳速度-->2~2U%u5t-dvm
var BallSpeed = 20;
var contentWidth; B*X,Qi8dON cz
var contentHeight;
var maxBallSpeed = 50;
m-n q.G6`*eV.g(WH
var xMax;
var yMax;
var xPos = 0;3r,x L[ P?|
var yPos = 0;~Yytyp M~
var xDir = 'right';
var yDir = 'down';BpZ6@n8J9j
var superballRunning = true;,uD%F6s6hzH
var tempBallSpeed;
var currentBallSrc;
var newXDir;}^ z:U `3\e\ }0\
var newYDir;
function initializeBall() {
if (document.all) {
xMax = document.body.clientWidth1h X T,C)Of`7G
yMax = document.body.clientHeight
document.all("supertext").style.visibility = "visible"; M4E.ngN U&\
contentWidth=supertext.offsetWidth CUOc Oa*Rn
contentHeight=supertext.offsetHeight)s Oe LB8v8@|\
} p+E)rm/P [,b-I
else if (document.layers) {
xMax = window.innerWidth;Lm oF"n,H V)D
yMax = window.innerHeight; K T ET$[9l:E
contentWidth=document.supertext.document.width o H%N$[ c s/}.S
contentHeight=document.supertext.document.height*z bP g/H$j
document.layers["supertext"].visibility = "show";z%ie_ ^ H%a
}
setTimeout('moveBall()',400);-j)fg&P0OOvu6d)l q
if (hidetimer!='')_$V i(fa5j
setTimeout("hidetext()",hidetimer)
}
v(G ] Ov [o
function moveBall() {;dD-p#W#rA"V
if (superballRunning == true) { k n7N5|$L],C
calculatePosition();
if (document.all) {[c!el$R7@ |#DW
document.all("supertext").style.left = xPos + document.body.scrollLeft;Yz q(F.b$J8y
document.all("supertext").style.top = yPos + document.body.scrollTop;~} t1q(i3K
}"a$zp;r`3X
else if (document.layers) {
document.layers["supertext"].left = xPos + pageXOffset;
document.layers["supertext"].top = yPos + pageYOffset; [ D i V P~q t/V V
}?-v HR8uv5Vy!v
animatetext=setTimeout('moveBall()',20);
}
}
Es3sQ9Qs
function calculatePosition() {
if (xDir == "right") {
if (xPos > (xMax - contentWidth - BallSpeed)) {
xDir = "left";
}2_Z U1V_na4O
} j }{tV!mm @ a
else if (xDir == "left") { _ OlhQ T5do/M
if (xPos < (0 + BallSpeed)) {
xDir = "right";
}
}d-D _+N;J:y*l8w d
if (yDir == "down") {&WS:{J/Y` UF
if (yPos > (yMax - contentHeight - BallSpeed)) {
yDir = "up";
}
}&z|NT:DY
else if (yDir == "up") {
if (yPos < (0 + BallSpeed)) {_:OA1r%ku
yDir = "down";
}N4it|No#U(U
}
if (xDir == "right") {
xPos = xPos + BallSpeed;5yZ;Ka ck.]*l S'c
}Q6_8~v^V3F*i` | K
else if (xDir == "left") {
xPos = xPos - BallSpeed;
}
else {
xPos = xPos; IT E"Q#c m/B
}8U4y4ANt rP
if (yDir == "down") {
yPos = yPos + BallSpeed;0bkyB4i e;{
}[:{tG0q.w\:`#^
else if (yDir == "up") {
yPos = yPos - BallSpeed;
}
else {N,U^9r ~ohc-~.M
yPos = yPos;
}(q g,H z1Y
}
|c h2G u.r nx
function hidetext(){&U Z K2C] }
if (document.all)
supertext.style.visibility="hidden"(E&l W)H;k
else if (document.layers)
document.supertext.visibility="hide"
clearTimeout(animatetext)$Y9_!u a*W!V.|
}
#{Z ^ L _ _4y/qs p
if (document.all||document.layers){
document.write('<span id="supertext"><nobr>'+thecontent+'</nobr></span>')M-PS;?l.]5B
window.onload = initializeBall;
window.onresize = new Function("window.location.reload()");
}
</script>
页:
[1]