发布于 2017-01-08 09:57:07 | 168 次阅读 | 评论: 0 | 来源: 网友投递
这里有新鲜出炉的Javascript教程，程序狗速度看过来！
JavaScript客户端脚本语言
Javascript 是一种由Netscape的LiveScript发展而来的原型化继承的基于对象的动态类型的区分大小写的客户端脚本语言，主要目的是为了解决服务器端语言，比如Perl，遗留的速度问题，为客户提供更流畅的浏览效果。
<!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>statistics test</title>
<link type="text/css" rel="stylesheet" href="../css/statistics.css"/>
<script src="../js/jquery.js"></script>
<style type="text/css">
.dropdiv{
width: 177px;
height: 16px;
overflow: hidden;
float: left;
font-size: 13px;
font-family: "微软雅黑";
position: relative;
padding: 5px;
}
.drpdown{
width: 214px;
height: 24px;
font-size: 13px;
font-family:"微软雅黑";
position: relative;
border:none;
padding-top:4px;
background:url(../images/dropdown.png) repeat-x;
}
.drpdown:active{
width: 214px;
height: 24px;
font-size: 13px;
font-family:"微软雅黑";
position: relative;
border:none;
padding-top:4px;
background:url(../images/dropdown.png) repeat-x;
}
.droparrow{
width:27px;
height:27px;
background:url(../images/droparrow.png) no-repeat;
float:right;
}
.droparrow:hover{
width:25px;
height:25px;
background:url(../images/droparrow.png) no-repeat;
float:right;
border:#F00 1px solid;
}
.dropmiandiv{
margin-left:40px;
width:214px;
border: 2px solid #aaaaaa;
background:url(../images/dropdown.png) repeat-x;
height: 26px;
}
.chooseItems{
border:#666 2px solid;
}
.chooseItems .chooseItem{
font-size: 13px;
font-family: "微软雅黑";
padding: 5px;
}
.chooseItems .chooseItem:hover{
background:#09F;
}
</style>
</head>
<body>
<div class="dropmiandiv" quest ="select1">
<div id ="select1" displayMember="-1" valueMember ="请选择" class="dropdiv">请选择</div>
<div class="droparrow"></div>
</div>
<div class="chooseItems" answer ="select1" style="display:none; position:absolute;">
<div class="chooseItem" displayMember="0" valueMember ="独立注册译员">独立注册译员</div>
<div class="chooseItem" displayMember="1" valueMember ="供应商译员">供应商译员</div>
<div class="chooseItem" displayMember="2" valueMember ="供应商">供应商</div>
<div class="chooseItem" displayMember="3" valueMember ="代理商">代理商</div>
</div>
<div class="dropmiandiv" quest ="select2" style="position:absolute;top:200px;">
<div id ="select2" displayMember="-1" valueMember ="请选择" class="dropdiv">请选择</div>
<div class="droparrow"></div>
</div>
<div class="chooseItems" answer ="select2" style="display:none; position:absolute;">
<div class="chooseItem" displayMember="0" valueMember ="独立注册译员">独立注册译员</div>
<div class="chooseItem" displayMember="1" valueMember ="供应商译员">供应商译员</div>
<div class="chooseItem" displayMember="2" valueMember ="供应商">供应商</div>
<div class="chooseItem" displayMember="3" valueMember ="代理商">代理商</div>
</div>
</body>
</html>
<script type="text/javascript">
$(".droparrow").click(function(e){
var quest = $(this).parent();
var questwidth = parseInt(quest.width());
var questheight = quest.height();
var left = quest.offset().left;
var top = parseInt(quest.offset().top)+parseInt(questheight)+4;
var attrs = quest.attr("quest");
var selectsd = $('.chooseItems[answer='+attrs+']');
var selectsdHeight = selectsd.height();
if((top+selectsdHeight)>$(window).height()){
top = top - selectsdHeight - questheight-7;
}
if($(selectsd).is(":visible")){
$(selectsd).hide();
}else{
$(selectsd).css({"left":left+"px","top":top+"px","width":questwidth+"px"}).show();
}
});
$(".dropdiv").click(function(e){
var quest = $(this).parent();
var questwidth = parseInt(quest.width());
var questheight = quest.height();
var left = quest.offset().left;
var top = parseInt(quest.offset().top)+parseInt(questheight)+4;
var attrs = quest.attr("quest");
var selectsd = $('.chooseItems[answer='+attrs+']');
var selectsdHeight = selectsd.height();
if((top+selectsdHeight)>$(window).height()){
top = top - selectsdHeight - questheight-7;
}
if($(selectsd).is(":visible")){
$(selectsd).hide();
}else{
$(selectsd).css({"left":left+"px","top":top+"px","width":questwidth+"px"}).show();
}
});
$(".chooseItem").click(function(e){
var divhtml = $(this);
var displayMember,valueMember;
displayMember = divhtml.attr("displayMember");
valueMember = divhtml.attr("valueMember");
var attrs =$(this).parent().attr("answer");
var parent = $("#"+attrs);
var olddisplayMember,oldvalueMember;
olddisplayMember = parent.attr("displayMember");
oldvalueMember = parent.attr("valueMember");
if(olddisplayMember !=displayMember){
parent.attr("displayMember",displayMember);
parent.attr("valueMember",valueMember);
parent.html(valueMember);
parent.change();
}
$(this).parent().hide();
});
$(".dropdiv").change(function(e){
alert($(this).attr("valueMember"));
});
$(".dropmiandiv").mouseleave(function(e){
var quest = $(this).attr("quest");
$('.chooseItems[answer='+quest+']').hide();
});
$(".chooseItems").mouseenter(function(e){
$(this).show();
});
$(".chooseItems").mouseleave(function(e){
$(this).hide();
});
</script>