弹出窗口-showWindow

 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
 <HEAD>
  <TITLE> New Document </TITLE>
  <META NAME="Generator" CONTENT="EditPlus">
  <META NAME="Author" CONTENT="">
  <META NAME="Keywords" CONTENT="">
  <META NAME="Description" CONTENT="">
  <script language="javascript">
//登陆弹出对话框，并使背景元素不可用
var div_width = 300;
var div_height = 200;
function showWindow(width,height){
location.href="#";
width = div_width;
height = div_height
var windowstr= document.getElementById("popLayer").innerHTML;
document.getElementById("infoDiv").innerHTML=windowstr;
document.getElementById("infoDiv").style.left=((document.body.clientWidth-width)>0?(document.body.clientWidth-width):0)/2+"px";
document.getElementById("infoDiv").style.top=200+"px";
document.getElementById("infoDiv").style.zIndex=10001;
document.getElementById("infoDiv").style.width=width;
document.getElementById("infoDiv").style.height=height;
document.getElementById("infoDiv").style.border="3px solid #0099ff";
document.getElementById("tranDiv").style.height=document.body.clientHeight+ "px";
document.getElementById("tranDiv").style.width=document.body.clientWidth+ "px";
document.getElementById("tranDiv").style.display="";
document.getElementById("tranDivBack").style.display="";
document.getElementById("tranDivBack").style.zIndex=10000;
document.getElementById("infoDiv").style.display="";
}
function closeWindow(){
document.getElementById("tranDiv").style.display="none";
}

</script>
 </HEAD>

 <BODY>

页面中：
<!--层遮罩部分-->
<div style="position:absolute;display:none; left:0px; top:0px;" id="tranDiv">
<div style="position:absolute;left:0px; top:0px; width:100%; height:100%;background-color:#000000;filter:alpha(Opacity=30)" id="tranDivBack"> </div>
<div align='center'style='position:absolute;left:0px; top:0px; width:100%; height:100%; background-color:#e5edf5;background-image:url(images/bestnetqywimg/tccbg.gif);'  id='infoDiv'></div>
</div>
<!--层遮罩部分结束-->
<!--弹出层登录-->
<div id="popLayer" style="display:none"><form id="formdl" name="formdl" method="post" action=""><br /><font align="center" color="#0000ff" size="3"><b>---手机号码先登录---</b></font><br /><br />
<input type="text" name="telNo"><br/>

  <br/>
  <input type="submit" name="Submit" class="bntccanniu" value="登录" /> <input type="button" name="Submit1" class="bntccanniu" value="取消" onclick="closeWindow();"/>
 
</form>
</div>
<a href="javascript:showWindow(200,400);">点击此处看看</a>
 </BODY>
</HTML>