function checkrequired(which) {
  var pass=true;
  if (document.images) {
    for (i=0;i<which.length;i++) {
      var tempobj=which.elements[i];
      if (tempobj.name.substring(0,8)=="required") {
        if (((tempobj.type=="text"||tempobj.type=="textarea")&&
        tempobj.value=='')||(tempobj.type.toString().charAt(0)=="s"&&
        tempobj.selectedIndex==0)) {
          pass=false;
          break;
         }
       }
     }
  }

  if (!pass) {
    shortFieldName=tempobj.name.substring(9,30);
    alert("Please make sure the "+shortFieldName+" field was properly completed.");

    return false;
  } else {
    var email = which.required_Email.value;
    if(which.fromwhom) {
      which.fromwhom.value = email;
    }
   
  }
}


function sniff() {
   document.write('<input type="hidden" name="browser_details" value="'+navigator.userAgent+'" />');
   document.write('<input type="hidden" name="javascript_enabled" value="'+navigator.cookieEnabled+'" />');
   document.write('<input type="hidden" name="javascript_version" value="'+jsver+'" />');
}