<!-- Begin

function validateForm()
{
// check name
if (document.contform.name.value == "")
{
       document.contform.name.focus();
alert ("VAŠE JMÉNO?");
return false;
}

// check email address
    if(document.contform.email.value.length == 0) {
      document.contform.email.focus();
      alert("VÁŠ E-MAIL?");
      return false;
      }
    if(-1 == document.contform.email.value.indexOf("@")) {
       document.contform.email.focus();
       alert("E-MAIL BEZ '@'?");
       return false;
       }
    if(-1 != document.contform.email.value.indexOf(",")) {
       document.contform.email.focus();
       alert("E-MAIL S ČÁRKOU?");
       return false;
       }
    if(-1 != document.contform.email.value.indexOf("#")) {
       document.contform.email.focus();
       alert("E-MAIL S '#'?" );
       return false;
       }
    if(-1 != document.contform.email.value.indexOf("!")) {
       document.contform.email.focus();
       alert("E-MAIL S '!'?" );
       return false;
       }
    if(-1 != document.contform.email.value.indexOf(" ")) {
       document.contform.email.focus();
       alert("E-MAIL OBSAHUJE MEZERU?" );
       return false;
       }
    if(document.contform.email.value.length == (document.contform.name.value.indexOf("@")+1) ) {
       document.contform.email.focus();
       alert("E-MAIL BEZ DOMÉNY?.");
       return false;
       }

// check message address
if (document.contform.message.value == "")
{
       document.contform.message.focus();
alert ("ZPRÁVA ČI DOTAZ?");
return false;
}

return true;
}
// End -->