<!--
function check_and_submit() {
   if (this.document.contact.name.value == "") {
     alert("Please specify your name before submitting the form!");
     this.document.contact.name.focus();
     return false;
   }
   if (this.document.contact.subject.value == "") {
     alert("Please specify your message's subject before submitting the form!");
     this.document.contact.subject.focus();
     return false;
   }
   if (this.document.contact.email.value == "") {
     alert("Please specify your e-mail address before submitting the form!");
     this.document.contact.email.focus();
     return false;
   }
   if (!emailCheck(this.document.contact.email.value)) {
     alert("The e-mail address specified is invalid!");
     this.document.contact.email.select();
     return false;
   }

   if (this.document.contact.message.value == "") {
     alert("Please enter your message before submitting the form!");
     this.document.contact.message.focus();
     return false;
   }

   this.document.builder.submit();
 }
//-->