function validateFileExtension(fld) {
	if(!/(\.jpg|\.jpeg)$/i.test(fld.value)) {
		alert("Invalid image file type,You can only upload JPG image format.");
        fld.style.color='red';
		fld.focus();
		return false;
	}
	return true;
}

function confirm_submit()
{
	if (confirm('Please confirm the entered information are correct before submitting the form?'))
	{
		return true;
	}
	else
	{
		return false;
	}
}