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
表格 隔行换色升级版
JavaScript 变量基础知识
fileupload控件 文件类型客户端验证实现代码
extjs DataReader、JsonReader、XmlReader的构造方法
让Firefox支持event对象实现代码
CSS+Js遮罩效果的TAB及焦点图片切换(推荐)
javascript showModalDialog传值与FireFox的window.open 父子窗口传值示例
JQuery 图片延迟加载并等比缩放插件
Jquery作者John Resig自己封装的javascript 常用函数
js 鼠标拖动对象 可让任何div实现拖动效果
页面中js执行顺序
Javascript select下拉框操作常用方法
jQuery 常见学习网站与参考书
javascript currying返回函数的函数
prototype 中文参数乱码解决方案
为javascript添加String.Format方法
asp.net HttpHandler实现图片防盗链
Riot.js 快速的JavaScript单元测试框架
Javascript实现的CSS代码高亮显示
Js 实现表格隔行换色一例

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: 51 ::
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