function user_login()
{
if(document.getElementById("email_uname").value=="")
{
  alert("Please Enter User Name");
  document.getElementById("email_uname").focus();
  return false;
  }
  if(document.getElementById("email_uname").value.search(/^(\w+(?:\.\w+)*)@((?:\w+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i))
{
alert("Please Enter Valid Email Id")
document.getElementById("email_uname").focus()
return false
}
  if(document.getElementById("Pwd").value=="")
{
  alert("Please Enter Password");
  document.getElementById("Pwd").focus();
  return false;
  }
  


}