本文主要是介绍CSS实现的Select下拉框，希望对大家解决编程问题提供一定的参考价值，需要的开发者们随着小编来一起学习吧！
<html><head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>CSS实现的Select下拉框</title>
<script>
scHTML='<div id="selectcontent" class="selectdiv" style="visibility:hidden;"><iframe id=selframe frameborder=0 height=100%></iframe><div id="selecthtml" class="selectcontent">selectÁбí</div></div>'
document.write(scHTML)
vDiv=selectcontent
vDivHtml=selecthtml
function editselect(name,size,defaulttext,width,height,readonly){
var combo=this;
this.options=new Array();
this.name=name;
this.divname=name+'_div';
this.buttonname=name+'_button';
this.tablename=name+'_table';
this.htmltable=name+'_html'
if (!height) this.height=0; else this.height=height
if (width) this.width=width
if (!size) size=8
if (!defaulttext) defaulttext=""
if (!readonly || readonly==0) {readonly="" }else {if (readonly==1) readonly="readonly style=cursor:default";this.readonly=1}
esHTML='<div id='+this.divname+'>'
+'<table id='+this.tablename+' cellpadding=0 cellspacing=0 class=select><tr><td bgcolor=#FFFFFF>'
+'<input type=text class=selecttext size="'+size+'" name='+name+' value="'+defaulttext+'" '+readonly+'><td><button class=selectbutton id='+this.buttonname+'>6</td></tr></table>'
+'</div>'
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