function submitForm(f){
if(window.XMLHttpRequest){
var xmlReq = new XMLHttpRequest();
} else if(window.ActiveXObject) {
var xmlReq = new ActiveXObject('Microsoft.XMLHTTP');
}
var formData = '', elem = '';
for(var s=0; s<f.elements.length; s++){
elem = f.elements[s];
if(formData != ''){
formData += '&';
}
formData += elem.name+"="+elem.value;
}
xmlReq.onreadystatechange = function(){
if(xmlReq.readyState == 4){
document.getElementById('insert').innerHTML = xmlReq.responseText;
}
}
xmlReq.open(f.method, f.action, true);
xmlReq.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
xmlReq.send(formData);
return false;
}