function validate_required(field,alerttxt) {

 with (field){

   if (value==null||value=="") {
      alert(alerttxt);
      return false
   }
   else {return true}
 }

}




function validate_form(thisform) {


  with (thisform) {

    if (validate_required(uname,"Name must be filled up!")==false) {
       email.focus();
       return false
    } 
  }

  with (thisform) {

    if (validate_required(email,"Email must be filled up!")==false) {
       email.focus();
       return false
    } 
  }


  with (thisform) {

    if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(reg.email.value)){
      return (true)
    }
    alert("Invalid E-mail Address! Please re-enter.")
    return (false)
  }



}








function validate_login(thisform) {


  with (thisform) {

    if (validate_required(login,"Login ID must be filled up!")==false) {
       login.focus();
       return false
    } 
  }


  with (thisform) {

    if (validate_required(password,"Password must be filled up!")==false) {
       password.focus();
       return false
    } 
  }

}