function Validate(){
	if (isNaN(document.estimate_form.contact_phone_number.value)){
		alert ("Sorry, but the form cannot be submitted this way. One or more fields are incorrect.");
		return false;
	}
	else if (isNaN(document.estimate_form.budget.value)){
		alert ("Sorry, but the form cannot be submitted this way. One or more fields are incorrect.");
		return false;
	}
	else if (document.estimate_form.contact_phone_number.value=='')
		{
		alert ("Sorry, but the form cannot be submitted this way. One or more fields are incorrect.");
		}return false;
	else if (document.estimate_form.budget.value=='')
		{
		alert ("Sorry, but the form cannot be submitted this way. One or more fields are incorrect.");
		}return false;
}