87 lines
2.4 KiB
JavaScript
87 lines
2.4 KiB
JavaScript
<!-- Original: Altan (snow@altan.hr) -->
|
|
var no=10;
|
|
var speed=10;
|
|
var snowflake="images/cerezaLITTLE.gif";
|
|
|
|
var ns4up=(document.layers)?1:0;
|
|
var ie4up=(document.all)?1:0;
|
|
var dx,xp,yp;
|
|
var am,stx,sty;
|
|
var i,doc_width=800,doc_height=600;
|
|
if(ns4up){doc_width=self.innerWidth;doc_height=self.innerHeight;}
|
|
else if(ie4up){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;
|
|
xp[i]=Math.random()*(doc_width-50);
|
|
yp[i]=Math.random()*doc_height;
|
|
am[i]=Math.random()*20;
|
|
stx[i]=0.02+Math.random()/10;
|
|
sty[i]=0.7+Math.random();
|
|
if(ns4up){
|
|
if(i==0){
|
|
document.write("<layer name=\"dot"+i+"\" left=\"15\" ");
|
|
document.write("top=\"15\" visibility=\"show\"><img src=\"");
|
|
document.write(snowflake+"\" border=\"0\"></layer>");
|
|
}else{
|
|
document.write("<layer name=\"dot"+i+"\" left=\"15\" ");
|
|
document.write("top=\"15\" visibility=\"show\"><img src=\"");
|
|
document.write(snowflake+"\" border=\"0\"></layer>");
|
|
}
|
|
}else if(ie4up){
|
|
if(i==0){
|
|
document.write("<div id=\"dot"+i+"\" style=\"POSITION: ");
|
|
document.write("absolute; Z-INDEX: "+i+"; VISIBILITY: ");
|
|
document.write("visible; TOP: 15px; LEFT: 15px;\"><img src=\"");
|
|
document.write(snowflake+"\" border=\"0\"></div>");
|
|
}else{
|
|
document.write("<div id=\"dot"+i+"\" style=\"POSITION: ");
|
|
document.write("absolute; Z-INDEX: "+i+"; VISIBILITY: ");
|
|
document.write("visible; TOP: 15px; LEFT: 15px;\"><img src=\"");
|
|
document.write(snowflake+"\" border=\"0\"></div>");
|
|
}
|
|
}
|
|
}
|
|
function snowNS(){
|
|
for(i=0;i<no;++i){
|
|
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=self.innerWidth;
|
|
doc_height=self.innerHeight;
|
|
}
|
|
dx[i]+=stx[i];
|
|
document.layers["dot"+i].top=yp[i];
|
|
document.layers["dot"+i].left=xp[i] + am[i]*Math.sin(dx[i]);
|
|
}
|
|
setTimeout("snowNS()",speed);
|
|
}
|
|
function snowIE(){
|
|
for(i=0;i<no;++i){
|
|
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.all["dot"+i].style.pixelTop=yp[i];
|
|
document.all["dot"+i].style.pixelLeft=xp[i]+am[i]*Math.sin(dx[i]);
|
|
}
|
|
setTimeout("snowIE()",speed);
|
|
}
|
|
if(ns4up){snowNS();}
|
|
else if(ie4up){snowIE();}
|
|
|