//窗体打开
var popUpWin=0;
function OpenWin(URLStr,name,width,height)
{
  if(popUpWin)
  {
    if(!popUpWin.closed) popUpWin.close();
  }
  if(width=="" || width==null || width==undefined)
	  width = 900;
  if(height=="" || height==null || height==undefined)
	  height = 450;
  var left = (screen.width/2) - width/2;
  var top = (screen.height/2) - height/2;
  popUpWin = open(URLStr, name, '');
}
//模态窗体
function OpenMsg(url,name,wid,hei){
	if(wid=="" || wid==null || wid==undefined)
		wid = 600;
	if(hei=="" || hei==null || hei==undefined)
		hei = 400;
	var value = showModalDialog(url,window,'dialogWidth='+wid+'px;dialogHeight='+hei+'px;center=yes;help=no;scroll=auto;status=no');
	return value;
}

function CloseWin(url) {
	var opener = window.opener;
	if(opener!=null || opener!=undefined) {
		if(url != null)
			window.opener.location = url;
		else
			window.opener.location.reload();
	self.close();
	}else{
		forward(url);
	}
	
}

function do_close(){
	try{
		window.top.close();
	}catch(e){
		self.close();
	}
}
    function document.onkeydown()                //网页内按下回车触发
    {
        if(event.keyCode==13)
        {
            document.getElementById("btnSerch").click();  
            return false;                              
        }     
    }