function ValidateForm4(){ var flag = true; var message = 'Please fill in all mandatory fields!'; var showcheck = -1; if (showcheck=='0') { message = 'Incorrect verification code!'; flag = false; } if (document.ContactForm4.field33.value.length==0){ flag = false; } if (document.ContactForm4.field34.value.length==0){ flag = false; } if (document.ContactForm4.field59.value.length==0){ flag = false; } if (document.ContactForm4.field36.value.length==0){ flag = false; } if (!document.ContactForm4.field34.value.match(/^[A-Z0-9._%+-]+@[A-Z0-9.-]+\.[A-Z]{2,4}$/i)) { flag = false; message += '\n"Email:" is invalid!'; } if (flag == false) { alert(message); } else { document.ContactForm4.submit(); } }function createRequestObject(){ try { xmlhttp = window.XMLHttpRequest ? new XMLHttpRequest() : new ActiveXObject("Microsoft.XMLHTTP"); } catch(e) { alert('Sorry, but your browser doesn\'t support XMLHttpRequest.'); } return xmlhttp; } var http = createRequestObject(); function ValidateResult4() { if(http.readyState == 4) { ValidateForm4(); } } function CheckForm4() { ValidateForm4(); }