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新浦京娱乐场官网js实现鼠标点击左上角滑动菜单

来源:http://www.dnamique.com 作者:计算机网络 人气:79 发布时间:2020-01-04
摘要:js实现鼠标点击左上角滑动菜单效果代码,js鼠标点击 本文实例讲述了js实现鼠标点击左上角滑动菜单效果代码。分享给大家供大家参考。具体如下: 这里需要鼠标点击激活的网页左上

js实现鼠标点击左上角滑动菜单效果代码,js鼠标点击

本文实例讲述了js实现鼠标点击左上角滑动菜单效果代码。分享给大家供大家参考。具体如下:

这里需要鼠标点击激活的网页左上角菜单,不点击不会滑出来,可以改造成二级菜单。

运行效果截图如下:

新浦京娱乐场官网 1

在线演示地址如下:

具体代码如下:

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>左上角导航菜单</title>
 <style type="text/css">
#divMenu0 {position:absolute; top:0px; left:30px; visibility:hidden; font-family:arial,helvetica,sans-serif; font-size:18px; font-weight:bold;}
#divMenu1 {position:absolute; top:0px; left:150px; visibility:hidden; font-family:arial,helvetica,sans-serif; font-size:18px; font-weight:bold;}
#divMenu2 {position:absolute; top:0px; left:250px; visibility:hidden; font-family:arial,helvetica,sans-serif; font-size:18px; font-weight:bold;} 
</style>
<script language="javascript">
function lib_bwcheck(){ //Browsercheck (needed)
 this.ver=navigator.appVersion
 this.agent=navigator.userAgent
 this.dom=document.getElementById?1:0
 this.opera5=this.agent.indexOf("Opera 5")>-1
 this.ie5=(this.ver.indexOf("MSIE 5")>-1 && this.dom && !this.opera5)?1:0; 
 this.ie6=(this.ver.indexOf("MSIE 6")>-1 && this.dom && !this.opera5)?1:0;
 this.ie4=(document.all && !this.dom && !this.opera5)?1:0;
 this.ie=this.ie4||this.ie5||this.ie6
 this.mac=this.agent.indexOf("Mac")>-1
 this.ns6=(this.dom && parseInt(this.ver) >= 5) ?1:0; 
 this.ns4=(document.layers && !this.dom)?1:0;
 this.bw=(this.ie6 || this.ie5 || this.ie4 || this.ns4 || this.ns6 || this.opera5)
 return this
}
var bw=new lib_bwcheck()
var tMove=10;
var tSpeed=40
var tMoveOnScroll=true
var tShow=20
function makeMenu(obj,nest,show,move,speed){
 nest=(!nest) ? "":'document.'+nest+'.'
 this.el=bw.dom?document.getElementById(obj):bw.ie4?document.all[obj]:bw.ns4?eval(nest+'document.'+obj):0;
  this.css=bw.dom?document.getElementById(obj).style:bw.ie4?document.all[obj].style:bw.ns4?eval(nest+'document.'+obj):0;  
 this.x=this.css.left||this.css.pixelLeft||this.el.offsetLeft||0
 this.y=this.css.top||this.css.pixelTop||this.el.offsetTop||0
 this.state=1; this.go=0; this.mup=b_mup; this.show=show; this.mdown=b_mdown; 
 this.height=bw.ns4?this.css.document.height:this.el.offsetHeight
 this.moveIt=b_moveIt; this.move=move; this.speed=speed
 this.obj = obj + "Object";  eval(this.obj + "=this") 
}
var px = bw.ns4||window.opera?"":"px";
function b_moveIt(x,y){this.x=x; this.y=y; this.css.left=this.x+px; this.css.top=this.y+px;}
function b_mup(){
 if(this.y>-this.height+this.show){
  this.go=1; this.moveIt(this.x,this.y-this.move)
  setTimeout(this.obj+".mup()",this.speed)
 }else{this.go=0; this.state=1} 
}
//Menu out
function b_mdown(){
 if(this.y<eval(scrolled)){
  this.go=1; this.moveIt(this.x,this.y+this.move)
  setTimeout(this.obj+".mdown()",this.speed)
 }else{this.go=0; this.state=0} 
}
function moveTopMenu(num){
 if(!oMenu[num].go){
  if(!oMenu[num].state)oMenu[num].mup() 
  else oMenu[num].mdown()
 }
 for(i=0;i<oMenu.length;i++){
  if(i!=num && !oMenu[i].state){ oMenu[i].mup()}
 }
}
function checkScrolled(){
 for(i=0;i<oMenu.length;i++){
  if(!oMenu[i].go){
   y=!oMenu[i].state?eval(scrolled):eval(scrolled)-oMenu[i].height+oMenu[i].show
   oMenu[i].moveIt(oMenu[i].x,y)
  }
 }
 if(bw.ns4||bw.ns6) setTimeout('checkScrolled()',40)
}
function topMenuInit(){
 oMenu=new Array()
 oMenu[0]=new makeMenu('divMenu0',"",tShow,tMove,tSpeed) 
 oMenu[1]=new makeMenu('divMenu1',"",tShow,tMove,tSpeed) //*
 oMenu[2]=new makeMenu('divMenu2',"",20,10,20) //*
 scrolled=bw.ns4||bw.ns6?"window.pageYOffset":"document.body.scrollTop"
 for(i=0;i<oMenu.length;i++){
  oMenu[i].moveIt(oMenu[i].x,-oMenu[i].height+oMenu[i].show)
  oMenu[i].css.visibility='visible'
 }
 if(tMoveOnScroll) bw.ns4||bw.ns6?checkScrolled():window.onscroll=checkScrolled;
}
onload=topMenuInit;
</script>
<div id="divMenu0">
 <!-- You can just replace this text with some cool images if you want -->
 <a href="javascript://">链接一</a><br><br>
 <a href="javascript://">链接二</a><br><br>
 <a href="javascript://">链接三</a><br><br>
 <a href="javascript://">链接四</a><br><br>
 <a href="#" onclick="moveTopMenu(0); return false">菜单一</a>
</div>
<div id="divMenu1">
 <!-- You can just replace this text with some cool images if you want -->
 这是第二个菜单的内容<br><br>
 <a href="#" onmouseover="moveTopMenu(1)">菜单二</a>
</div>
<div id="divMenu2">
 <!-- You can just replace this text with some cool images if you want -->
 这是第三个菜单的内容<br>
 <a href="#" onclick="moveTopMenu(2); return false">菜单三</a>
</div>
</body>
</html>

希望本文所述对大家的JavaScript程序设计有所帮助。

本文实例讲述了js实现鼠标点击左上角滑动菜单效果代码。分享给大家供大家参考。具...

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