function checkValue(form) {

var printerror="The following item(s) must be filled in";
if(form.os0.value == "") printerror = printerror + "\nAddress";
if(form.os1.value == "") printerror = printerror + "\nCity, State and Zip";

if((form.os0.value != "") && (form.os1.value != "")) form.submit();
 else
alert(printerror);

} //END FUNCTION