function validate(form) {
  // console.log(form.name.value)
  var result = false;
  var email = form.email.value;
  if(form.name.value.length == 0) {
    display_error('Name');
	} else if (email.length == 0 || (!valid_email(email))){	  
    display_error('Email');
 	} else if (form.phone.value.length == 0){	  
    display_error('Phone');
	} else if (form.company.value.length == 0){	  
    display_error('Company');
  } else {
		result = true;
  }
    return result;
}
function display_error(field_name) {
	document.getElementById('successMsg').innerHTML = 'Please ensure you have filled out the following field correctly: <span style="color: black;">' + field_name + "</span>";
}
function valid_email(email) {
  var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
  if(reg.test(email) == false) {
    return false;
  }
  return true;
}
function setActiveTab(tabId) {
  //var activeElement = document.getElementsByClassName('active');
  //   if(typeof(activeElement) != 'undefined') {
  //     activeElement[0].className = '';
  //   }
  document.getElementById(tabId).className = tabId + 'Active active';
}