function getData(dataSource){
		
	var XMLHttpRequestObject = false;

	if (window.XMLHttpRequest){
		XMLHttpRequestObject = new XMLHttpRequest();
	}	else if (window.ActiveXObject){
		XMLHttpRequestObject = new ActiveXObject("Microsoft.XMLHttp");
	}

	if (XMLHttpRequestObject){
		
		XMLHttpRequestObject.open("GET", dataSource);
		XMLHttpRequestObject.onreadystatechange = function()
		{
			if (XMLHttpRequestObject.readyState == 4 && XMLHttpRequestObject.status == 200)
			{	
				eval(XMLHttpRequestObject.responseText);
				delete XMLHttpRequestObject;
				XMLHttpRequestObject = null;
			}
		}
		XMLHttpRequestObject.send(null);
	}
}

function showCategory(categoryid){
	var url = "http://www.websitealive.com/guestbook_server.asp?categoryid=" + categoryid
	document.getElementById("iframex").src = url;
}
 <font face="Arial" size=2>
<p>Microsoft OLE DB Provider for ODBC Drivers</font> <font face="Arial" size=2>error '80040e37'</font>
<p>
<font face="Arial" size=2>[MySQL][ODBC 3.51 Driver][mysqld-4.1.22-community-nt]Table 'wsa-global.huang_guestbook_category' doesn't exist</font>
<p>
<font face="Arial" size=2>/guestbook.asp</font><font face="Arial" size=2>, line 128</font>