//This file holds a hand-made, quick and dirty pair of AJAX scripts.
//The first, 'SendPageRequest' and its partner 'ReadPage', are replace scripts.
//The second, 'SendAppendRequest' and its partner 'AppendPage', are append scripts.

	function SendTargetedPageRequest(page,target) {
		var ping_http_request = false;
		
        if (window.XMLHttpRequest) { // Mozilla, Safari, ...
            ping_http_request = new XMLHttpRequest();
//            if (ping_http_request.overrideMimeType) {
//                ping_http_request.overrideMimeType('text/xml');
                // See note below about this line
 //           }
        } else if (window.ActiveXObject) { // IE
            try {
                ping_http_request = new ActiveXObject("Msxml2.XMLHTTP");
            } catch (e) {
                try {
                    ping_http_request = new ActiveXObject("Microsoft.XMLHTTP");
                } catch (e) {}
            }
        }

        if (!ping_http_request) {
            alert('Giving up: Cannot create an XMLHTTP instance');
            return false;
        }
        ping_http_request.onreadystatechange = function() { readTargetedPage(ping_http_request,target); };

		try{
    	    ping_http_request.open('GET', page, true);
			ping_http_request.send(null);
		} 	catch(e){
			}
    }

    function readTargetedPage(ping_http_request,target) {
        if (ping_http_request.readyState == 4){
          try{			
				if (ping_http_request.status == 200){
					var response = ping_http_request.responseText;
										
					document.getElementById(target).innerHTML=response;
				} 
				else{
				}
			}
			catch(e){
			}
        }
    }

	function SendTargetedAppendRequest(page,target) {
		var ping_http_request = false;
		
        if (window.XMLHttpRequest) { // Mozilla, Safari, ...
            ping_http_request = new XMLHttpRequest();
//            if (ping_http_request.overrideMimeType) {
//                ping_http_request.overrideMimeType('text/xml');
                // See note below about this line
 //           }
        } else if (window.ActiveXObject) { // IE
            try {
                ping_http_request = new ActiveXObject("Msxml2.XMLHTTP");
            } catch (e) {
                try {
                    ping_http_request = new ActiveXObject("Microsoft.XMLHTTP");
                } catch (e) {}
            }
        }

        if (!ping_http_request) {
            alert('Giving up: Cannot create an XMLHTTP instance');
            return false;
        }
        ping_http_request.onreadystatechange = function() { appendTargetedPage(ping_http_request,target); };

		try{
    	    ping_http_request.open('GET', page, true);
			ping_http_request.send(null);
		} 	catch(e){
			}
    }

    function appendTargetedPage(ping_http_request,target) {
        if (ping_http_request.readyState == 4){
          try{			
				if (ping_http_request.status == 200){
					var response = ping_http_request.responseText;
										
					document.getElementById(target).innerHTML+=response;
				} 
				else{
				}
			}
			catch(e){
			}
        }
    }
	
		function SendSynchronousPageRequest(page,target) {
		var ping_http_request = false;
		
        if (window.XMLHttpRequest) { // Mozilla, Safari, ...
            ping_http_request = new XMLHttpRequest();
//            if (ping_http_request.overrideMimeType) {
//                ping_http_request.overrideMimeType('text/xml');
                // See note below about this line
 //           }
        } else if (window.ActiveXObject) { // IE
            try {
                ping_http_request = new ActiveXObject("Msxml2.XMLHTTP");
            } catch (e) {
                try {
                    ping_http_request = new ActiveXObject("Microsoft.XMLHTTP");
                } catch (e) {}
            }
        }

        if (!ping_http_request) {
            alert('Giving up: Cannot create an XMLHTTP instance');
            return false;
        }
        ping_http_request.onreadystatechange = function() { readSynchronousPage(ping_http_request,target); };

		try{
    	    ping_http_request.open('GET', page, false);
			ping_http_request.send(null);
		} 	catch(e){
			}
    }

    function readSynchronousPage(ping_http_request,target) {
        if (ping_http_request.readyState == 4){
          try{			
				if (ping_http_request.status == 200){
					var response = ping_http_request.responseText;
										
					document.getElementById(target).innerHTML=response;
				} 
				else{
				}
			}
			catch(e){
			}
        }
    }