// ------------------------------------------------------------------------------
 
function my_focus () {

	document.myform.var_firstname.focus();
}
 // ------------------------------------------------------------------------------
 
function checkform () {

	if (document.myform.var_firstname.value == "") {
	    alert("Bitte Feld füllen: Vorname");
	    document.myform.var_firstname.focus();
	    return false;
	  }
	if (document.myform.var_lastname.value == "") {
	    alert("Bitte Feld füllen: Nachname");
	    document.myform.var_lastname.focus();
	    return false;
	  }
	if (document.myform.var_street.value == "") {
	    alert("Bitte Feld füllen: Strasse");
	    document.myform.var_street.focus();
	    return false;
	  }
	if (document.myform.var_plz.value == "") {
	    alert("Bitte Feld füllen: PLZ");
	    document.myform.var_plz.focus();
	    return false;
	  }
	if (document.myform.var_town.value == "") {
	    alert("Bitte Feld füllen: Ort");
	    document.myform.var_town.focus();
	    return false;
	  }
	  if (document.myform.var_email.value.indexOf("@") == -1) {
	    alert("Keine gültige Emailadresse!");
	    document.myform.var_email.focus();
	    return false;
	  }
	  if (document.myform.var_email.value == "") {
	    alert("Bitte Feld füllen: Email");
	    document.myform.var_email.focus();
	    return false;
	  }
	if (document.myform.var_school.value == "") {
	    alert("Bitte Feld füllen: Schule");
	    document.myform.var_school.focus();
	    return false;
	  }	  
	if (document.myform.userfile.value == "") {
	    alert("Bitte Feld füllen: Datei");
	    document.myform.userfile.focus();
	    return false;
	  }
}