·博客指南 发表于 2006-6-23 10:07:00
<style>
.drop { position: absolute; width: 10; filter: flipV(), flipH(); font-size: 40; color: #999999 }
</style>
<script language="javascript">
snow = false; // false-rain; true-snow
snowsym = " ´ " //These are the symbols for each
rainsym = "´ " //You can put images here.
howmany = 20 //How many drops/snowflakes?
/**************Do not need to change anything below***********/
if(snow){sym = snowsym; speed=1; angle=90; drops=howmany}
else{sym = rainsym; speed=1250; drops=howmany; angle=160}
movex = -speed/angle; movey = speed; count = 0;
function moverain(){
for(move = 0; move < drops; move++){
xx[move]+=movex; yy[move]+=mv[move];
hmm = Math.round(Math.random()*1);
if(xx[move] < 0){xx[move] = maxx+10;}
if(yy[move] > maxy){yy[move] = 10;}
drop[move].left = xx[move]
drop[move].top = yy[move]+document.body.scrollTop;
}setTimeout('moverain()','100')}
</script>
<script language="javascript">
if (document.all){
drop = new Array(); xx = new Array(); yy = new Array(); mv = new Array()
ly = "document.all[\'"; st = "\'].style"
for(make = 0; make < drops; make++){
document.write('<div id="drop'+make+'" class=drop>'+sym+'</div>');
drop[make] = eval(ly+'drop'+make+st);
maxx = document.body.clientWidth-1
maxy = document.body.clientHeight-0
xx[make] = Math.random()*maxx;
yy[make] = -100-Math.random()*maxy;
drop[make].left = xx[make]
drop[make].top = yy[make]
mv[make] = (Math.random()*5)+speed/16;
drop[make].fontSize = (Math.random()*10)+20;
if(snow){col = 'white'}else{col = '#ffffff'}
drop[make].color = col;
}
window.onload=moverain
}
</script>
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