/* Records hits via a perl script on the server. 
   Does nothing if the file is on my computer. */
function ourhits(tier) {

	var whole_file_name = document.location.href;

    var file_or_http = whole_file_name.substring(0,4);
    if (file_or_http != "file") {
		var file_split = whole_file_name.split("/");
		var num_splits = file_split.length;
			
		// File name to send to the CGI script.
		var file_name = "";
		// Tier 1 files use only the last item, the file name. 
		//Tier 2 needs the preceding folder name as well.
		if (tier >= 3) {
			file_name += file_split[num_splits-3] + "/";
		}
		if (tier >= 2) {
			file_name += file_split[num_splits-2] + "/";
		}
		file_name += file_split[num_splits-1];
		
		// Web server apparently isn't returning the file name at the end in this special case.
		if (file_name.length == 0) file_name = "index.htm";
		if (file_name == " ") file_name = "index.html";
		
		// Send it off.
		var send_text = '<img src="http://www.csd.net/~dvorkin/cgi-bin/ftran.cgi?';
		send_text += file_name;
		send_text += ':';
		var myreferrer = document.referrer;
		if (myreferrer.length == 0) myreferrer = "Unknown";
		if (myreferrer == " ") myreferrer = "Unknown";
		send_text += myreferrer;
		send_text += '" width=1 height=1 border=0>';
		document.write(send_text);
    }

}

// For use when the real one doesn't work properly.
function ourhits_test(tier) {

	var whole_file_name = document.location.href;

        var file_or_http = whole_file_name.substring(0,4);
			var file_split = whole_file_name.split("/");
			var num_splits = file_split.length;
		
			// File name to send to the CGI script.
			var file_name = "";
			// Tier 1 files use only the last item, the file name. 
				//Tier 2 needs the preceding folder name as well.
			if (tier >= 3) {
				file_name += file_split[num_splits-3] + "/";
			}
			if (tier >= 2) {
				file_name += file_split[num_splits-2] + "/";
			}
			file_name += file_split[num_splits-1];
	
			// Send it off.
			var send_text = '<img src="http://www.csd.net/~dvorkin/cgi-bin/ftran.cgi?';
			send_text += file_name;
			send_text += ':';
			var myreferrer = document.referrer;
			if (myreferrer.length == 0) myreferrer = "Unknown";
			send_text += myreferrer;
			send_text += '" width=1 height=1 border=0>';
			alert(file_name);
			alert(myreferrer);
			alert(send_text);
			document.write(send_text);

}