javascript---打开新窗口

 

只打开一个子窗口
<script type="text/javascript">
var WindowObjectReference = null;
 // global variable 打开窗口的对象
 
function openWin(url)
...{
  if(WindowObjectReference == null || WindowObjectReference.closed)
   ...{  
    WindowObjectReference = window.open(url);
    /**//*
    参数可以用 "resizable=yes,scrollbars=yes,status=yes"
     */
  }
  else
  ...{
      alert("已经打开了");
    WindowObjectReference.focus(); 
  };
 //  WindowObjectReference.document.write("asdf");
}
</script>

<script language=javascript>
function openwin(url,myid)
{
 document.winopen.id.value=myid;
 document.winopen.action=url;
 document.winopen.submit();
 }
</script>
<form id=winopen name=winopen target=_blank><input type=hidden name="id"></form> 

<input type="button"  id="btnSure" name="btnSure" value="提交" onclick=" openwin('http://asdf','123') " >

<tr onmouseover=" openwin('http://asdf','123') " >