请将下面的原代码插入到下面
<STYLE>
.spanstyle {
LEFT: -5000px; POSITION: absolute
}
</STYLE>
<SCRIPT>
<!-- Beginning of JavaScript -
// The width of your images (pixels). All pictures should have the same width.
var imgwidth=200
// The height of your images (pixels). All pictures should have the same height.
var imgheight=90
// The URL of your images. You may add as many images as you like.
var imgurl=new Array()
imgurl[0]="a048.gif"
imgurl[1]="a049.gif"
imgurl[2]="a052.gif"
// Do not edit this block.
var imgpreload=new Array()
for (i=0;i<=imgurl.length-1;i ) {
imgpreload[i]=new Image()
imgpreload[i].src=imgurl[i]
}
// Final horizontal position of the image: distance to the left margin of the window
var x_finalpos=300
// Final vertical position of the image: distance to the top margin of the window
var y_finalpos=200
// Number of sliced cells (the higher this value the slower the script)
var x_slices=8
// Number of sliced rows (the higher this value the slower the script)
var y_slices=3
// Speed of the reassembling effect. More means slower.
var pause=10
// The width and heigth of the zone where the debris of the images are spread (pixels)
var screenwidth=800
var screenheight=500
// Do not change the variables below
var x_step=new Array()
var y_step=new Array()
var x_randompos=0
var y_randompos=0
var i_loop=0
var max_loop=20
var i_image=0
var width_slice=Math.floor(imgwidth/x_slices)
var height_slice=Math.floor(imgheight/y_slices)
var cliptop=0
var clipbottom=height_slice
var clipleft=0
var clipright=width_slice
var spancounter=0
function initiate() {
cliptop=0
clipbottom=height_slice
clipleft=0
clipright=width_slice
i_loop=0
spancounter=0
if (document.all) {
for (i=0;i<=y_slices-1;i ) {
for (ii=0;ii<=x_slices-1;ii ) {
var thisspan=eval("document.all.span" spancounter ".style")
x_randompos=Math.ceil(screenwidth*Math.random())
y_randompos=Math.ceil(screenheight*Math.random())
thisspan.posLeft=x_randompos
thisspan.posTop=y_randompos
thisspan.clip ="rect(" cliptop " " clipright " " clipbottom " " clipleft ")"
clipleft =width_slice
clipright =width_slice
spancounter
}
clipleft=0
clipright=width_slice
cliptop =height_slice
clipbottom =height_slice
}
}
explode_IE()
}
function changeimage() {
spancounter=0
for (i=0;i<=y_slices-1;i ) {
for (ii=0;ii<=x_slices-1;ii ) {
var thisspan=eval("document.all.span" spancounter ".style")
thisspan.posLeft=-5000
thisspan.posTop=-5000
spancounter
}
}
spancounter=0
if (i_image>imgurl.length-1) {i_image=0}
for (i=0;i<=y_slices-1;i ) {
for (ii=0;ii<=x_slices-1;ii ) {
var thisinnerspan=eval("span" spancounter)
thisinnerspan.innerHTML="<img src='" imgurl[i_image] "'>"
spancounter
}
}
i_image
initiate()
}
function explode_IE() {
spancounter=0
if (i_loop<=max_loop-1) {
for (i=0;i<=y_slices-1;i ) {
for (ii=0;ii<=x_slices-1;ii ) {
var thisspan=eval("document.all.span" spancounter ".style")
x_step[spancounter]=(x_finalpos-thisspan.posLeft)/(max_loop-i_loop)
y_step[spancounter]=(y_finalpos-thisspan.posTop)/(max_loop-i_loop)
thisspan.posLeft =x_step[spancounter]
thisspan.posTop =y_step[spancounter]
spancounter
}
}
i_loop
var timer=setTimeout("explode_IE()",pause)
}
else {
spancounter=0
clearTimeout(timer)
var timer=setTimeout("changeimage()",2000)
}
}
// - End of JavaScript - -->
</SCRIPT>
<SCRIPT>
<!-- Beginning of JavaScript -
if (document.all) {
for (i=0;i<=y_slices-1;i ) {
for (ii=0;ii<=x_slices-1;ii ) {
document.write("<span id='span" spancounter "' class='spanstyle'></span>")
spancounter
}
}
spancounter=0
}
// - End of JavaScript - -->
</SCRIPT>
把<body>中的内容改为
<body onload=changeimage()>