文本框显示提醒功能

 

<meta content="text/html; charset=utf-8" http-equiv="Content-Type" /><style type="text/css">
<!--
body{background:#fff}
.Menu {
position:relative;
width:204px;
height:127px;
z-index:1;
background: #FFF;
border:1px solid #000;
margin-top:-100px;
display:none;
}
.Menu2 {
position: absolute;
left:0;
top:0;
width:100%;
height:auto;
overflow:hidden;
z-index:1;
}
.Menu2 ul{margin:0;padding:0}
.Menu2 ul li{width:100%;height:25px;line-height:25px;text-indent:15px;
border-bottom:1px dashed #ccc;color:#666;cursor:pointer;
change:expression(
this.οnmοuseοver=function(){
this.style.background="#F2F5EF";
},
this.οnmοuseοut=function(){
this.style.background="";
}
)
}
input{width:200px}
.form{width:200px;height:auto;}
.form div{position:relative;top:0;left:0;margin-bottom:5px}
#List1,#List2,#List3{left:0px;top:93px;}
--></style></p>
<script type="text/javascript">
function showAndHide(obj,types){
var Layer=window.document．getElementById(obj);
switch(types){
case "show":
Layer.style.display="block";
break;
case "hide":
Layer.style.display="none";
}
}
function getValue(obj,str){
var input=window.document．getElementById(obj);
input.value=str;
}
</script>
<div class="form">
<div>Location：<input id="txt" οnblur="showAndHide('List1','hide');" onClick="showAndHide('List1','show');" name="txt" type="text" /></div>
<!--列表1-->
<div class="Menu" id="List1">
<div class="Menu2">
<ul>
    <li οnmοusedοwn="getValue('txt','中国CHINA');showAndHide('List1','hide');">中国CHINA</li>
    <li οnmοusedοwn="getValue('txt','美国USA');showAndHide('List1','hide');">美国USA</li>
</ul>
</div>
</div>
<div>Sex：<input id="txt2" οnblur="showAndHide('List2','hide');" onClick="showAndHide('List2','show');" name="txt2" type="text" /></div>
<!--列表2-->
<div class="Menu" id="List2">
<div class="Menu2">
<ul>
    <li οnmοusedοwn="getValue('txt2','男Male');showAndHide('List2','hide');">男Male</li>
    <li οnmοusedοwn="getValue('txt2','女Female');showAndHide('List2','hide');">女Female</li>
</ul>
</div>
</div>
<div>education：<input id="txt3" οnblur="showAndHide('List3','hide');" onClick="showAndHide('List3','show');" name="txt3" type="text" /></div>
<!--列表3-->
<div class="Menu" id="List3">
<div class="Menu2">
<ul>
    <li οnmοusedοwn="getValue('txt3','大专');showAndHide('List3','hide');">大专</li>
    <li οnmοusedοwn="getValue('txt3','本科');showAndHide('List3','hide');">本科</li>
    <li οnmοusedοwn="getValue('txt3','硕士');showAndHide('List3','hide');">硕士</li>
    <li οnmοusedοwn="getValue('txt3','本科');showAndHide('List3','hide');">本科</li>
</ul>
</div>
</div>
</div>