function linkPageGo(url){
	var page = document.getElementById("page").value;
	if(isNaN(page)){
		alert('Input error, please enter a number!');
		return ;
	}
	window.location.href = url + page + '.html';
}


function addDownloadCount(url){
	$.post(url,null,function(response){
	});
}


function addPayCount(url,pid,pname,price){
	var type = $("input[name=pay]:checked").val();
	url += "&pid="+pid+"&pname="+pname+"&price="+price+"&type="+type;
	$.post(url,null,function(response){
		$("#item_number").val("Order Code: T"+response);
		if(type==1){
			document.paypal_payment_info.submit();			
		}
	});
	if(type==2){
		document.swregForm.submit();
	}
}

function AdclickCount(url){
	$.post(url,null,function(response){
	});
}