function validate(form) {
	if(form.Name.value=="" || form.Name.value=="Name") {
		alert("Please enter name!");
		form.Name.focus();
		return false;
	}

	if(form.Phone.value=="" || form.Phone.value=="Phone") {
		alert("Please enter phone number!");
		form.Phone.focus();
		return false;
	}

	var phone_check = /^([0-9\-\ ]*)$/;
	var Phone_no = document.form.Phone.value;
	if(phone_check.test(Phone_no) == false)  {
		alert('Invalid phone number only number, hyphan and space are allowed!');
		form.Phone.focus();
		return false;
	}

	if(form.email.value=="" || form.email.value=="Email") {
		alert("Please enter your Email!");
		form.email.focus();
		return false;
	}

	var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
	var address = document.form.email.value;
	if(reg.test(address) == false)  {
		alert('Invalid Email Address');
		form.email.focus();
		return false;
	}

	if(form.Message.value=="" || form.Message.value=="Message") {
		alert("Please enter a Message!");
		form.Message.focus();
		return false;
	}
}