function check_pay()
{ 
	if (document.form1.FName.value == "") 
	{ 
		alert('please input your First Name!'); 
		document.form1.FName.focus(); 
		return false; 
	}
	if (document.form1.LName.value == "") 
	{ 
		alert('please input your Last Name!'); 
		document.form1.LName.focus(); 
		return false; 
	}
	if (document.form1.Country.value == "") 
	{ 
		alert('please input your Country!'); 
		document.form1.Country.focus(); 
		return false; 
	} 
	if (document.form1.City.value == "") 
	{ 
		alert('please input your City!'); 
		document.form1.City.focus(); 
		return false; 
	} 
	if (document.form1.Address.value == "") 
	{ 
		alert('please input your Address!'); 
		document.form1.Address.focus(); 
		return false; 
	}
	if (document.form1.PostCode.value == "") 
	{ 
		alert('please input your PostCode!');
		document.form1.PostCode.focus();   
		return false; 
	} 
	if (document.form1.Email.value == "") 
	{ 
		alert('please input your Email!'); 
		document.form1.Email.focus();    
		return false; 
	}
if (( document.form1.Email.value.length<5 )||(document.form1.Email.value.indexOf("@")==-1)||(document.form1.Email.value.indexOf(".")==-1 )) { 
window.alert('Email Error!'); 
document.form1.Email.focus(); 
return false; 
} 
	if (document.form1.Phone.value == "") 
	{ 
		alert('please input your Telephone!'); 
		document.form1.Phone.focus();    
		return false; 
	}   

}