<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
<title>标题页</title>
<STYLE>.spanstyle {
?COLOR: #0066ff; FONT-FAMILY: 隶书; FONT-SIZE: 14pt; FONT-WEIGHT: normal; POSITION: absolute; TOP: -50px; VISIBILITY: visible
}
</STYLE>
<SCRIPT language=javascript>
?var message="欢 迎 参 加 北 京 奥 运 会！";? //要跟随鼠标的文本
?var x,y;
?var step=15;???????????????????????????????? //文本之间的距离
?var flag=0;
?message=message.split("");?????????????????? //将文本切换成数组
?var xpos=new Array();
?for (i=0;i<=message.length-1;i++) {????????? //设置所有文本的初始x坐标
??xpos[i]=-50;
?}
?var ypos=new Array();
?for (i=0;i<=message.length-1;i++) {????????? //设置所有文本的初始Y坐标
??ypos[i]=-50;
?}
?function handlerXY(e) {
???????????????????????????????????????????? //根据浏览器的不同，获取鼠标的x,y坐标
??x = (document.layers) ? e.pageX : document.body.scrollLeft+event.clientX+10;
??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;??????? //设置文本之间的显示距离
????ypos[i]=ypos[i-1];???????????? //设置文本的y坐标
??? ??}
???xpos[0]=x+step;
???ypos[0]=y;
???for (i=0; i<=message.length-1; i++) {
??? ????var thisspan = eval_r("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;
??? ???}
??}
??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++) //根据字符的个数创建多个span元素，用来显示字符
???{
??? ????var thisspan = eval_r("document.span"+i);
??? ????thisspan.left=xpos[i];??? //指定span的x坐标
????thisspan.top=ypos[i];???????? //指定span的y坐标
????????????????????????????????? //创建随机的颜色值
????thisspan.color=Math.random() * 255 * 255 * 255 + Math.random() * 255 * 255 + Math.random() * 255;
???}
??}
?}
?for (i=0;i<=message.length-1;i++) {????? //循环输出文本信息
??? ??document.write("<span id='span"+i+"' class='spanstyle'>");
??document.write(message[i]);
??? ??document.write("</span>");
?}
?if (document.layers) {
??document.captureEvents(Event.MOUSEMOVE);
?}
?document.onmousemove = handlerXY;
?function firstLoad() {?????????????????? //窗体一加载便触发的事件
??makesnake();???????????????????????? //实现跟随鼠标文本的方法
??window.setTimeout("firstLoad();", 5);//定时执行此方法
?}
</SCRIPT>
</head>
<body bgcolor="#fef4d9" onload=javascript:firstLoad()>
</body>
</html>
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