BlogJava-香草之毒的小窝-随笔分类-javascripthttp://www.blogjava.net/XiangCaoZhiDu/category/31749.html____柠檬茶道的地盘zh-cnTue, 18 Aug 2009 21:37:57 GMTTue, 18 Aug 2009 21:37:57 GMT60文字跟随鼠标效果http://www.blogjava.net/XiangCaoZhiDu/archive/2009/08/12/290750.html毒毒毒毒Wed, 12 Aug 2009 01:40:00 GMThttp://www.blogjava.net/XiangCaoZhiDu/archive/2009/08/12/290750.htmlhttp://www.blogjava.net/XiangCaoZhiDu/comments/290750.htmlhttp://www.blogjava.net/XiangCaoZhiDu/archive/2009/08/12/290750.html#Feedback0http://www.blogjava.net/XiangCaoZhiDu/comments/commentRss/290750.htmlhttp://www.blogjava.net/XiangCaoZhiDu/services/trackbacks/290750.html <html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>随鼠标的彩色字符</title>
</head>
<body scroll="no" bgcolor="#ffffff" onload=javascript:pageonload()>
<STYLE>
<!--
.spanstyle {
COLOR: #0066ff; FONT-SIZE: 14pt; FONT-WEIGHT: normal; POSITION: absolute; TOP: -50px; VISIBILITY: visible}
-->
</STYLE>
<SCRIPT language=javascript>
<!--
var message="a b c d e f g h i j k l m n o p q r s t u v w x y z ..........";  //注解：鼠标后跟随的文字内容
var x,y;  //注解：定义变量
var step=12;
var flag=0;
message=message.split("");
var xpos=new Array();
for (i=0;i<=message.length-1;i++) {
xpos[i]=-50;}
var ypos=new Array();
for (i=0;i<=message.length-1;i++) {
ypos[i]=-50;}
function handlerMM(e) {
x = (document.layers) ? e.pageX : document.body.scrollLeft+event.clientX+10;
  //注解：在鼠标左侧10个单位的地方进行卷轴运动
y = (document.layers) ? e.pageY : document.body.scrollTop+event.clientY;
flag=1;}
function makesnake() {
if (flag==1 && document.all) {
for (i=message.length-1; i>=1; i--) {
xpos[i]=xpos[i-1]+step;
ypos[i]=ypos[i-1];}
xpos[0]=x+step;
ypos[0]=y;
for (i=0; i<=message.length-1; i++) {
var thisspan = eval("span"+(i)+".style");
thisspan.posLeft=xpos[i];
thisspan.posTop=ypos[i];
thisspan.color=Math.random() * 255 * 255 * 255 + Math.random() * 255 * 255 + Math.random() * 255;
  //注解：定义随机颜色
}}
else if (flag==1 && document.layers) {
for (i=message.length-1; i>=1; i--) {
xpos[i]=xpos[i-1]+step;
ypos[i]=ypos[i-1];}
xpos[0]=x+step;
ypos[0]=y;
for (i=0; i<message.length-1; i++) {
var thisspan = eval("document.span"+i);
thisspan.left=xpos[i];
thisspan.top=ypos[i];
thisspan.color=Math.random() * 255 * 255 * 255 + Math.random() * 255 * 255 + Math.random() * 255;
}}}
//-->
</SCRIPT>
<SCRIPT language=javascript>
<!--
for (i=0;i<=message.length-1;i++) {
document.write("<span id='span"+i+"' class='spanstyle'>");
document.write(message[i]);
document.write("</span>");}
if (document.layers) {
document.captureEvents(Event.MOUSEMOVE)}
document.onmousemove = handlerMM;
//-->
</SCRIPT>
<SCRIPT language=javascript>
<!--
function pageonload() {
makesnake();
window.setTimeout("pageonload();", 2);
}
//-->
</SCRIPT>
</body>
</html>


毒毒 2009-08-12 09:40 发表评论
]]>javascript中的四舍五入并保留n位小数的方法http://www.blogjava.net/XiangCaoZhiDu/archive/2009/08/04/289789.html毒毒毒毒Tue, 04 Aug 2009 07:52:00 GMThttp://www.blogjava.net/XiangCaoZhiDu/archive/2009/08/04/289789.htmlhttp://www.blogjava.net/XiangCaoZhiDu/comments/289789.htmlhttp://www.blogjava.net/XiangCaoZhiDu/archive/2009/08/04/289789.html#Feedback0http://www.blogjava.net/XiangCaoZhiDu/comments/commentRss/289789.htmlhttp://www.blogjava.net/XiangCaoZhiDu/services/trackbacks/289789.html
  • <script language="javascript">   
  • /*    
  • *    ForDight(Dight,How):数值格式化函数，Dight要    
  • *    格式化的  数字，How要保留的小数位数。    
  • */     
  • function  ForDight(Dight,How)     
  • {     
  •    Dight  =  Math.round  (Dight*Math.pow(10,How))/Math.pow(10,How);     
  •    return  Dight;     
  • }     
  • alert(ForDight(12345.67890,2));     
  • </script>  

    • 在http://hitsnail.javaeye.com/blog/437066人的博客上看见的

    毒毒 2009-08-04 15:52 发表评论
    ]]>