当前位置: 首页 > 图文教程 > 网络编程 > Javascript > 做网页的一些技巧(续)

Javascript
用户注册常用javascript代码
JavaScript 事件监听实例代码[兼容IE,firefox] 含注释
javascript appendChild,innerHTML,join性能比较代码
JavaScript 继承详解 第一篇
javascript 控制 html元素 显示/隐藏实现代码
Javascript 判断函数类型完美解决方案
获取URL地址中的文件名和参数的javascript代码
js 获取浏览器高度和宽度值(多浏览器)
FF IE兼容性的修改小结
JS URL传中文参数引发的乱码问题
javascript 24小时弹出一次的代码(利用cookies)
ie focus bug 解决方法
javascript concat数组累加 示例
javascript 触发事件列表 比较不错
当文本框的值发生改变时,触发事件,在IE中有效
javascript 操作table的特性
jquery判断单个复选框是否被选中的代码
关于javascript中的parseInt使用技巧
JavaScript 密码强度判断代码
js跨域和ajax 跨域问题的实现思路

Javascript 中的 做网页的一些技巧(续)


出处:互联网   整理: 软晨网(RuanChen.com)   发布: 2009-10-10   浏览: 154 ::
收藏到网摘: n/a

Q: 实现双击自动滚屏.
A: 将以下代码添加到需要自动滚屏的页面上
<s cript Language="Javas cript">
var currentpos, timer;
function initialize(){
timer = setInterval("scrollwindow()", 1);
}
function sc(){
clearInterval(timer);
}
function scrollwindow(){
currentpos = document.body.scrollTop;
window.scroll(0, ++currentpos);
if(currentpos != document.body.scrollTop){
sc();
}
}
document.onmousedown = sc;
document.ondblclick = initialize;
</s cript>
Q: 鼠标特效 。
A: 鼠标放到链接上就会出现一个说明框,里面有滚动的文字说明
<a href="http://xiaoguo001.nease.net" target="_blank" onMouseOver="helpor_net_show(this,event,' 这里是小郭的个人主页 ')" onMouseOut="helpor_net_hide()"> 把鼠标放上来试试
<div id="tooltip2" style="position:absolute;visibility:hidden;clip:rect(0 150 50 0);width:150px;background-color:seashell">
<layer name="nstip" width="1000px" bgColor="seashell"></layer>
</div>
<SCRIPT language="JavaScript">
<!--
if (!document.layers&&!document.all)
event="test"
function helpor_net_show(current,e,text){
if (document.all&&document.readyState=="complete"){
document.all.tooltip2.innerHTML='<marquee style="border:1px solid #3399ff">'+text+'</marquee>'
document.all.tooltip2.style.pixelLeft=event.clientX+document.body.scrollLeft+10
document.all.tooltip2.style.pixelTop=event.clientY+document.body.scrollTop+10
document.all.tooltip2.style.visibility="visible"
}
else if (document.layers){
document.tooltip2.document.nstip.document.write(' '+text+' ')
document.tooltip2.document.nstip.document.close()
document.tooltip2.document.nstip.left=0
currentscroll=setInterval("scrolltip()",100)
document.tooltip2.left=e.pageX+10
document.tooltip2.top=e.pageY+10
document.tooltip2.visibility="show"
}
}
function helpor_net_hide(){
if (document.all)
document.all.tooltip2.style.visibility="hidden"
else if (document.layers){
clearInterval(currentscroll)
document.tooltip2.visibility="hidden"
}
}
function scrolltip(){
if (document.tooltip2.document.nstip.left>=-document.tooltip2.document.nstip.document.width)
document.tooltip2.document.nstip.left-=5
else
document.tooltip2.document.nstip.left=150
}
//-->
</SCRIPT>
Q: 文本随机输出,可以用来作公告栏 。
A: 脚本说明 :
第一步 : 把如下代码加入 <head> 区域中
<SCRIPT LANGUAGE="JavaScript">
<!-- Original: Tarjei Davidsen ([email protected]) -->
<!-- This script and many more are available free online at -->
<!-- The JavaScript Source!! http://javascript.internet.com -->
<!-- Begin
var max=0;
function textlist() { i++:textlist.arguments[i]; max }
tl = new textlist(
" 随着 INTERNET 时代的逐步到来 , 人们对网络的认识与感知越来越深刻 ",
" 上网主要是进行 web 页面浏览,所以 web 页面的精彩程度对一个网站的生 ",
" 人通过制作个人主页展现自己的才华,而且,由于出现了多种制作网页的软件 ",
" 但是,光用软件就成制作出你想要的各种页面效果吗?答案肯定是否定的但是,光用软件就成制作出你想要的各种页面效果吗?答案肯定是否定的 ",
"JavaScript 是 Netscape( 网景 ) 公司首先推出的一种针对 WEB 页面的解释型语 "
);
var x = 0; pos = 0;
var l = tl[0].length;
function textticker() {
document.tickform.tickfield.value = tl[x].substring(0, pos) + "_";
if(pos++ == l) {
pos = 0;
setTimeout("textticker()", 2000);
if(++x == max) x = 0;
l = tl[x].length;
} else
setTimeout("textticker()", 50);
}
// End -->
</script>
</HEAD>

第二步 : 把如下代码加入 <body> 区域中
<form name=tickform>
<textarea name=tickfield rows=3 cols=38 style="background-color: rgb(0,0,0); color: rgb(255,255,255); cursor: default; font-family: Arial; font-size: 12px" wrap=virtual>The news will appear here when the page has finished loading.
</textarea>
</form>

第三步 : 把 <body> 改为
<body bgcolor="#fef4d9" OnLoad="textticker()">
Q: 进入页面自动弹出的欢迎致词,个人网站可加......
A: 今天在公司网站上抓的,进入页面自动弹出的欢迎致词,个人网站可加上不免没有加好呀。加的位置应该可以看懂吧。
<html>
<head>
</head>
<body>
</body>
<script language="vbscript">
<!--
MsgBox"欢迎光临我的网站!"
-->
</script>
</html>
Q: 页面自动刷新说明 。
A: 当你做网页时,是不是有的时候想让你的网页自动不停刷新,或者过一段时间自动跳转到另外一个你自己设定的页面?其实实现这个效果非常地简单,而且这个效果甚至不能称之为特效。你只要把如下代码加入你的网页中就可以了。
1,页面自动刷新:把如下代码加入<head>区域中<meta http-equiv="refresh" content="20">,其中20指每隔20秒刷新一次页面.
2,页面自动跳转:把如下代码加入<head>区域中<meta http-equiv="refresh" content="20;url=http://www.163.com">,其中20指隔20秒后跳转到http://www.163.com页面。

Q: 鼠标箭头变十字架代码(对一些特殊的网页有用) .
A: 你们自己试试效果就知道了.
<script language="JavaScript1.2">
<!--
if (document.all&&!window.print){
leftright.style.width=document.body.clientWidth-2
topdown.style.height=document.body.clientHeight-2
}
else if (document.layers){
document.leftright.clip.width=window.innerWidth
document.leftright.clip.height=1
document.topdown.clip.width=1
document.topdown.clip.height=window.innerHeight
}
function followmouse1(){
//move cross engine for IE 4+
leftright.style.pixelTop=document.body.scrollTop+event.clientY+1
topdown.style.pixelTop=document.body.scrollTop
if (event.clientX<document.body.clientWidth-2)
topdown.style.pixelLeft=document.body.scrollLeft+event.clientX+1
else
topdown.style.pixelLeft=document.body.clientWidth-2
}
function followmouse2(e){
//move cross engine for NS 4+
document.leftright.top=e.y+1
document.topdown.top=pageYOffset
document.topdown.left=e.x+1
}
if (document.all)
document.onmousemove=followmouse1
else if (document.layers){
window.captureEvents(Event.MOUSEMOVE)
window.onmousemove=followmouse2
}
function regenerate(){
window.location.reload()
}
function regenerate2(){
setTimeout("window.onresize=regenerate",400)
}
if ((document.all&&!window.print)||document.layers)
//if the user is using IE 4 or NS 4, both NOT IE 5+
window.onload=regenerate2
//-->
</script>
<style>
<!--
#leftright, #topdown{
position:absolute;
left:0;
top:0;
width:1px;
height:1px;
layer-background-color:#B0D0F8;
background-color:#00eeff;
z-index:100;
font-size:1px;
}
-->
</style>
【貼上】然後切換到您的網頁,按『Ctrl+V』將剛剛複製的程式碼貼在</head>之前。

<div id="leftright" style="width:expression(document.body.clientWidth-2)">
</div>
<div id="topdown" style="height:expression(document.body.clientHeight-2)">
</div>
【貼上】然後切換到您的網頁,按『Ctrl+V』將剛剛複製的程式碼貼在<body>之後任何位置。
【修改程式碼】
若想改改線的顏色,那就改background-color:#00eeff;這部份,後面的顏色碼就行了。

Q: 网站鼠标点击有烟花效果的代码 .
A: <SCRIPT LANGUAGE="JavaScript1.2">
<!-- Begin
var ver = navigator.appVersion;
var dom = document.getElementById ? 1 : 0;
var ie5 = (ver.indexOf("MSIE 5") > -1 && dom) ? 1 : 0;
var n = (document.layers);
var ie = (document.all);
var sparksAflyin = 0;
var totalSparks = 0;
var sparksOn = 1;
function initMouseEvents() {
if (n) document.captureevents(event.mousedown | event.mousemove) }
function mouseDown(e) { i++):eval('anim_'+i+'_x[j]+mousex'); document.body.offsetheight+document.body.scrolltop:document.body.offsetHeight
+document.body.scrollTop-30; document.body.offsetwidth+document.body.scrollleft:document.body.offsetWidth
+document.body.scrollLeft-30; document.all.sdiv'+i+'.style.top:tempy; document.layers.sdiv'+i+'.left:tempx; document.layers.sdiv'+i+'.top:tempy;
totalsparks++= = ( }
if (totalSparks == 10) {
sparksAflyin = 0;
totalSparks = 0;
}
}
function SHOW(divName){
if (document.all)
eval('document.all.'+divName+'.style.visibility = "visible";');
else if (document.layers)
eval('document.layers["'+divName+'"].visibility = "visible";');
}
function HIDE(divName){
if (document.all)
eval('document.all.'+divName+'.style.visibility = "hidden";');
else if (document.layers)
eval('document.layers["'+divName+'"].visibility = "hide";');
}
anim_0_x=new Array(20,20,10,0,0,0,0,0,0,0,0,0);
anim_0_y=new Array(-20,-40,-60,-80,-60,-40,-20,0,20,40,60,80);
anim_1_x=new Array(20,20,17,36,60,78,90,92,93,98,108,120,133,152,181);
anim_1_y=new Array(-20,-20,-33,-38,-38,-27,-2,25,51,84,113,141,162,212,253);
anim_2_x=new Array(20,20,2,3,4,5,6,7,8,9,10,12,13,15,18);
anim_2_y=new Array(-20,-20,-33,-38,-38,-27,-2,25,51,84,113,141,162,212,253);
anim_3_x=new Array(-20,-20,-2,-1,7,10,18,35,60,102,94,94,93,97,108,111,117,127);
anim_3_y=new Array(-20,-25,-64,-89,-104,-150,-173,-197,-213,-199,-151,-101,-66,-17,27,87,140,189);
anim_4_x=new Array(-20,-20,-10,-39,-30,-69,-64,-138,-154,-200,-181,-209,-191,-207,-203,-213,-202,-221,-211);
anim_4_y=new Array(-20,-20,-28,-51,-79,-100,-135,-154,-193,-183,-149,-134,-89,-60,8,51,107,157,201);
anim_5_x=new Array(-20,-29,-51,-72,-105,-133,-164,-189,-209,-229,-247,-270,-279,-282,-283,-283,-285,-286,-288);
anim_5_y=new Array(-20,-55,-86,-116,-154,-183,-205,-217,-217,-198,-169,-120,-44,-8,40,87,144,190,248);
anim_6_x=new Array(-20,-20,-7,14,44,79,143,186,217,226,234,244,250,259,265,274);
anim_6_y=new Array(-20,-21,-72,-113,-139,-166,-188,-181,-126,-68,-3,54,134,187,215,257);
anim_7_x=new Array(20,20,-3,-9,-13,-27,-33,-44,-54,-66,-77,-95,-107,-136,-150,-160,-164,-168,-171,-172,-172,-176,-175);
anim_7_y=new Array(-20,-26,-43,-63,-89,-116,-145,-169,-201,-222,-240,-253,-254,-245,-220,-195,-160,-124,-81,-53,-26,19,68);
anim_8_x=new Array(-20,20,-35,39,0,45,-1,24,-15,14,-20,35,-18,38,-11,16,49,64,81,93,100,103,109);
anim_8_y=new Array(-20,-20,-32,-42,-62,-76,-89,-107,-132,-147,-173,-180,-192,-209,-236,-193,-119,-73,-24,51,95,130,188);
anim_9_x=new Array(-20,-51,-89,-110,-165,-191,-228,-240,-259,-271,-277,-281,-287);
anim_9_y=new Array(-20,-20,-35,-37,-34,-16,10,47,105,150,189,227,273);
// End -->
</script>
<body bgcolor="#fef4d9" OnLoad="initMouseEvents()">
<div id="sparks">
<div id="sDiv0" style="position:absolute; visibility: hidden;"><font face="arial black" color="red">a </div>
<div id="sDiv1" style="position:absolute; visibility: hidden;"><font face="arial black" color="yellow">b </div>
<div id="sDiv2" style="position:absolute; visibility: hidden;"><font face="arial black" color="blue">c </div>
<div id="sDiv3" style="position:absolute; visibility: hidden;"><font face="arial black" color="red">d </div>
<div id="sDiv4" style="position:absolute; visibility: hidden;"><font face="arial black" color="orange">e </div>
<div id="sDiv5" style="position:absolute; visibility: hidden;"><font face="arial black" color="white">f </div>
<div id="sDiv6" style="position:absolute; visibility: hidden;"><font face="arial black" color="green">g </div>
<div id="sDiv7" style="position:absolute; visibility: hidden;"><font face="arial black" color="skyblue">h </div>
<div id="sDiv8" style="position:absolute; visibility: hidden;"><font face="arial black" color="yellow">i </div>
<div id="sDiv9" style="position:absolute; visibility: hidden;"><font face="arial black" color="white">j </div>
</div>

Q: 文本随机输出,可以用来作公告栏,一个字一个字的输出,不错。。。
A: 脚本说明:
第一步:把如下代码加入<head>区域中
<SCRIPT LANGUAGE="JavaScript">
<!-- Original: Tarjei Davidsen ([email protected]) -->
<!-- This script and many more are available free online at -->
<!-- The JavaScript Source!! http://javascript.internet.com -->
<!-- Begin
var max=0;
function textlist() {
max=textlist.arguments.length;
for (i=0; i<max; i++)
this[i]=textlist.arguments[i];
}
tl = new textlist(
" 随着INTERNET时代的逐步到来,人们对网络的认识与感知越来越深刻",
"上网主要是进行web页面浏览,所以web页面的精彩程度对一个网站的生",
"人通过制作个人主页展现自己的才华,而且,由于出现了多种制作网页的软件",
"但是,光用软件就成制作出你想要的各种页面效果吗?答案肯定是否定的但是,光用软件就成制作出你想要的各种页面效果吗?答案肯定是否定的",
"JavaScript是Netscape(网景)公司首先推出的一种针对WEB页面的解释型语"
);
var x = 0; pos = 0;
var l = tl[0].length;
function textticker() {
document.tickform.tickfield.value = tl[x].substring(0, pos) + "_";
if(pos++ == l) {
pos = 0;
setTimeout("textticker()", 2000);
if(++x == max) x = 0;
l = tl[x].length;
} else
setTimeout("textticker()", 50);
}
// End -->
</script>
</HEAD>

第二步:把如下代码加入<body>区域中
<form name=tickform>
<textarea name=tickfield rows=3 cols=38 style="background-color: rgb(0,0,0); color: rgb(255,255,255); cursor: default; font-family: Arial; font-size: 12px" wrap=virtual>The news will appear here when the page has finished loading.</textarea>
</form>

第三步:把<body>改为
<body bgcolor="#fef4d9" OnLoad="textticker()">


Trackback: http://tb.blog.csdn.net/TrackBack.aspx?PostId=348254