// Note: This code calls the "numbercs.asmx" web service on my server.
//       It returns the addition of two integers.  You web service will
//       return a true or false to indicate whether or not the SKU is in 
//       stock.  It should be easy to adapt this code for your use.

<%@ Page Language="C#" Debug="true"%>
<%@ Import Namespace="System.Net" %>
<%@ Import Namespace="System.IO" %>

<script Language="C#" runat="Server">
public void Page_Load(object sender, System.EventArgs e)
{
	CallWebService();
}
</script>

<script Language="C#" runat="Server">
public void CallWebService()
{
	WebClient client = new WebClient();
	Stream strm = client.OpenRead("http://www.3nfconsulting.com/students/ecommerce/numbercs.asmx/Add?n1=101&n2=1408");
	StreamReader sr = new StreamReader( strm );
	string results = "";
	bool done = false;
	while (!done)
	{
		string currentLine = sr.ReadLine();
		if (currentLine != null)
		{
			results = results + currentLine;
		}
		else
		{
			done = true;
		}
	}
	strm.Close();
	// Check the resulting SOAP XML block.
	if (results.IndexOf("1508") > 0)
	{
		Response.Write("In Stock");
	}
	else
	{
		Response.Write("BackOrdered");
	}
}
</script>