function login()
 {
  if (document.form1.username.value!="" && document.form1.password.value!="")
  {
    document.formLogin.username.value = document.form1.username.value;
    document.formLogin.password.value = document.form1.password.value;
    //document.formLogin.backurl.value=window.location;
    document.formLogin.submit();
  }
  else
  {
    alert('请输入用户名和密码');
  }
 }
 
 
function ieSearch()
{   
 var wsh = new ActiveXObject("WScript.Shell");       
 wsh.sendKeys("^{f}");   
}