function e(objid){
	var div = document.getElementById(objid)
	return div;
}

var strUrl = "bar.aspx";

function ShowProgress(filename) 
//加载进度条 
{  
  strAppVersion = navigator.appVersion; 
  if (e(filename) != "") 
  { 
    if (strAppVersion.indexOf('MSIE') != -1 && strAppVersion.substr(strAppVersion.indexOf('MSIE')+5,1) > 4) 
    { 
      winstyle = "dialogWidth=375px; dialogHeight:175px; center:yes;status:no"; 
      window.showModelessDialog(strUrl,window,winstyle); 
    } 
    else 
    { 
      window.open(strUrl,'','width=370,height=165', true); 
    } 
  } 
  return true; 
}