<!--
Amount=20; //Smoothness! depends on image file size, the smaller the size the more you can use!
//Pre-load your image below! Image0=new Image(); Image0.src="D:\Dimension\rose1.gif"; Image1=new Image(); Image1.src="D:\Dimension\rose2.gif";
grphcs=new Array(2) grphcs[0]="D:\Dimension\rose1.gif" grphcs[1]="D:\Dimension\rose2.gif"
Ypos=new Array(); Xpos=new Array(); Speed=new Array(); Step=new Array(); Cstep=new Array(); ns=(document.layers)?1:0; if (ns){ for (i = 0; i < Amount; i++){ var P=Math.floor(Math.random()*grphcs.length); rndPic=grphcs[P]; document.write("<LAYER NAME='sn"+i+"' LEFT=0 TOP=0><img src="+rndPic+"></LAYER>"); } } else{ document.write('<div style="position:absolute;top:0px;left:0px"><div style="position:relative">'); for (i = 0; i < Amount; i++){ var P=Math.floor(Math.random()*grphcs.length); rndPic=grphcs[P]; document.write('<img id="si" src="'+rndPic+'" style="position:absolute;top:0px;left:0px">'); } document.write('</div></div>'); } WinHeight=(document.layers)?window.innerHeight:window.document.body.clientHeight; WinWidth=(document.layers)?window.innerWidth:window.document.body.clientWidth; for (i=0; i < Amount; i++){ Ypos[i] = Math.round(Math.random()*WinHeight); Xpos[i] = Math.round(Math.random()*WinWidth); Speed[i]= Math.random()*3+2; Cstep[i]=0; Step[i]=Math.random()*0.1+0.05; } function fall(){ var WinHeight=(document.layers)?window.innerHeight:window.document.body.clientHeight; var WinWidth=(document.layers)?window.innerWidth:window.document.body.clientWidth; var hscrll=(document.layers)?window.pageYOffset:document.body.scrollTop; var wscrll=(document.layers)?window.pageXOffset:document.body.scrollLeft; for (i=0; i < Amount; i++){ sy = Speed[i]*Math.sin(90*Math.PI/180); sx = Speed[i]*Math.cos(Cstep[i]); Ypos[i]+=sy; Xpos[i]+=sx; if (Ypos[i] > WinHeight){ Ypos[i]=-60; Xpos[i]=Math.round(Math.random()*WinWidth); Speed[i]=Math.random()*5+2; } if (ns){ document.layers['sn'+i].left=Xpos[i]; document.layers['sn'+i].top=Ypos[i]+hscrll; } else{ si[i].style.pixelLeft=Xpos[i]; si[i].style.pixelTop=Ypos[i]+hscrll; } Cstep[i]+=Step[i]; } setTimeout('fall()',10); } //--> 这是飞雪特效,只不过把图改了,图片位置在D:\Dimension,文件名是rose1和rose2
怎么改完后往下落的是差差呢?
