function isEMailAddr(elem) {
    var str = elem.value;
    var re = /^[\w-]+(\.[\w-]+)*@([\w-]+\.)+[a-zA-Z]{2,7}$/;
    if (!str.match(re)) {
        alert("Verify the e-mail address format.");
        elem.focus();
        return false;
    } else {
        return true;
    }
}





function validateForm()
{
 if (document.form1.name.value==""){
  alert("Please enter your name...");
  document.form1.name.focus();
  return false;
 }

 if (document.form1.surname.value==""){
  alert("Please enter your Surname...");
  document.form1.surname.focus();
  return false;
 }

 if (document.form1.city.value==""){
  alert("Please enter your City...");
  document.form1.city.focus();
  return false;
 }

 if (document.form1.country.value==""){
  alert("Please enter your Country...");
  document.form1.country.focus();
  return false;
 }

 if (document.form1.phone.value==""){
  alert("Please enter your Phone Number...");
  document.form1.phone.focus();
  return false;
 }

 if (document.form1.email.value==""){
  alert("Please enter your email...");
  document.form1.email.focus();
  return false;
 }

 if(!isEMailAddr(document.form1.email)) return false;


 if (document.form1.property_specification.value==""){
  alert("Please enter your property specification...");
  document.form1.property_specification.focus();
  return false;
 }

 if (document.form1.location.value==""){
  alert("Please enter location ...");
  document.form1.location.focus();
  return false;
 }

return TRUE;

}