function gYear() {

  var x;
  var cal1 = new Date();
  var year1 = cal1.getYear();

  if (year1 >= 100 && year1 <= 1000) {
    year1 = year1 + 1900;
  }

  document.write(year1);
}

function kevin1(page) {
Kevin_Open = this.open(page, "Kevin_Window", "toolbar=yes,menubar=yes,location=yes,scrollbars=yes,resizable=yes");
}

function checkScript() {

if(document.form1.first_name.value == "") {
    alert("Please enter your first name.");
    return false;
}

if(document.form1.last_name.value == "") {
    alert("Please enter your last name.");
    return false;
}

if(document.form1.email.value == "") {
    alert("Please enter your e-mail address.");
    return false;
}

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

if(document.form1.hear.selectedIndex == 0) {
    alert("Please tell us how you heard about us.");
    return false;
}

if((document.form1.realtor[0].checked == false ) && (document.form1.realtor[1].checked == false)) {

   alert("Please tell us if you are working with a realtor.");
   return false;
}

if(document.form1.realtor[0].checked == true) {

   if(document.form1.realtor_name.value == "") {
      alert("Please tell us the name of your realtor.");
      return false;
   }
}

return true;

}