function validateForm(){
var form = document.getElementById("contactForm");
if (form.subject.value == "Select") {
focusElement(form.subject);
return false;
}else if (form.name.value == "") {
focusElement(form.name);
return false;
}else if(form.number.value == ""){
focusElement(form.number);
return false;
}else if(form.email.value == ""){
focusElement(form.email);
return false;
}else if(form.comments.value == ""){
focusElement(form.comments);
return false;
}
//document.getElementById("SubmitBtn").disabled = true;
return true;
}

function focusElement(element){
element.focus();
element.style.backgroundColor = "#f8dfdf";
}