网页之不断弹射的文字-特效
<style type="text/css">#supertext {3|/E/c6J8`^
position:absolute;2b FK+o(VJ
left:0;
top:0;F,hzu~7I!B
visibility:hide;
visibility:hidden;
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</style>
<script language="JavaScript1.2">A2ALz9hI/V
<!-- 改变下的字体的大小。颜色-->
var thecontent='<h2><font size="2" face="宋体" color="FF0000">欢迎光临七色风网页家园</font></h2>'&a_@O bP-\
var hidetimer='';
<!-- 改变下的弹跳速度-->
var BallSpeed = 20;9xO(Hs1Xs8f4B#O
var contentWidth;
var contentHeight;
var maxBallSpeed = 50;5_"x4` Fp2V
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var xMax;6Q"K e!i ?
var yMax;
var xPos = 0;v&V4X+V J_ c
var yPos = 0;
var xDir = 'right';
var yDir = 'down';mp:J0IQ
var superballRunning = true;
var tempBallSpeed; y p R5lHTS6DB |P
var currentBallSrc;
var newXDir;
var newYDir;c J8tpx:icp
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function initializeBall() {
if (document.all) {
xMax = document.body.clientWidthB*gX@6@?+WG
yMax = document.body.clientHeighte@*v;Nc,YqD
document.all("supertext").style.visibility = "visible";
contentWidth=supertext.offsetWidth3C:N MU.U.Cy?
contentHeight=supertext.offsetHeight
}!bLnYk#x4s
else if (document.layers) {7[,SO,V*EZ"s
xMax = window.innerWidth;
yMax = window.innerHeight;
contentWidth=document.supertext.document.width
contentHeight=document.supertext.document.height*oR6Y$M.A&QK
document.layers["supertext"].visibility = "show";
}
setTimeout('moveBall()',400);
if (hidetimer!='')
setTimeout("hidetext()",hidetimer)
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function moveBall() {
if (superballRunning == true) {
calculatePosition();
if (document.all) {#N{~+@6^+?+i&E I
document.all("supertext").style.left = xPos + document.body.scrollLeft;
document.all("supertext").style.top = yPos + document.body.scrollTop;
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else if (document.layers) {)I L_Pt"G9W$O;z
document.layers["supertext"].left = xPos + pageXOffset;
document.layers["supertext"].top = yPos + pageYOffset;#c|Wly"d
}
animatetext=setTimeout('moveBall()',20);
} ? D2zud[*SBH
}
function calculatePosition() {P;b7G9qbit QV;Z
if (xDir == "right") {
if (xPos > (xMax - contentWidth - BallSpeed)) {
xDir = "left";
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}
else if (xDir == "left") {(wr9H&^Y`^#Q0p3R
if (xPos < (0 + BallSpeed)) {lov7j5M {&a
xDir = "right";
}
}
if (yDir == "down") {
if (yPos > (yMax - contentHeight - BallSpeed)) {
yDir = "up";d~WT4fC,E3| P h
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}
else if (yDir == "up") {