function guestbook(){
	var guestname=document.guestform.guestname.value;
	var guestmessage=document.guestform.guestmessage.value;
	var passData = 'guestname='+escape(guestname)+'&guestmessage='+escape(guestmessage);
	var AJAX = null;
	if (window.XMLHttpRequest) {
	   AJAX=new XMLHttpRequest();
	} else {
	   AJAX=new ActiveXObject("Microsoft.XMLHTTP");
	}
	if (AJAX==null) {
	   alert("Sorry - your browser doesn't support AJAX. Try another browser!");						
	   return false
	} else {
		//indicate some activity
		document.getElementById("gbform").innerHTML="<p>Sending...</p>";
		//AJAX.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
		//AJAX.open("POST", "processguestbook.php", true);
		//POST method above won't work in Windows (IE or Mozilla)!
		//so we have to append the var onto the URL for the GET method
		url="processguestbook.php?"+passData;
		AJAX.open("GET", url, true);
		AJAX.onreadystatechange = function() {                      
			if (AJAX.readyState==4 || AJAX.readyState=="complete") { 
				//1 second aesthetic pause
		 		pausecomp(1000);
				//Get rid of the form and read the guestbook back in
				document.getElementById("gbform").innerHTML="<p>Thanks for the message. Go to the top of the list: </p>";
				//indicate we're reloading
				document.getElementById("gbdiv").innerHTML="<p>Reloading guest book...</p>";
				//1 second aesthetic pause
		 		pausecomp(1000);
				//read in the data
				readguestbook();
		  	}                               
		}                                  
	   	//AJAX.send(passData);
		AJAX.send(null);
	}
}

function readguestbook() {
   var AJAX = null;                                 // Initialize the AJAX variable.
   if (window.XMLHttpRequest) {                     // Does this browser have an XMLHttpRequest object?
      AJAX=new XMLHttpRequest();                    // Yes -- initialize it.
   } else {                                         // No, try to initialize it IE style
      AJAX=new ActiveXObject("Microsoft.XMLHTTP");  //  Wheee, ActiveX, how do we format c: again?
   }                                                // End setup Ajax.
   if (AJAX==null) {                                // If we couldn't initialize Ajax...
	   alert("Sorry - your browser doesn't support AJAX. Try another browser!");						
      return false                                  // Return false, couldn't set up ajax
   }
   AJAX.onreadystatechange = function() {                      // When the browser has the request info..
      if (AJAX.readyState==4 || AJAX.readyState=="complete") { //  see if the complete flag is set.
		 //1 second aesthetic pause
 		 pausecomp(1000);
         //callback(AJAX.responseText, AJAX.status);             // Pass the response to our processing function
		 document.getElementById("gbdiv").innerHTML=AJAX.responseText;
      }                                                        // End Ajax readystate check.
   }
   var url='readguestbook.php';     // This is the URL we will call.
   AJAX.open("GET", url, true);                                  // Open the url this object was set-up with.
   AJAX.send(null);                                              // Send the request.
}


function readnews() {
   var AJAX = null;                                 // Initialize the AJAX variable.
   if (window.XMLHttpRequest) {                     // Does this browser have an XMLHttpRequest object?
      AJAX=new XMLHttpRequest();                    // Yes -- initialize it.
   } else {                                         // No, try to initialize it IE style
      AJAX=new ActiveXObject("Microsoft.XMLHTTP");  //  Wheee, ActiveX, how do we format c: again?
   }                                                // End setup Ajax.
   if (AJAX==null) {                                // If we couldn't initialize Ajax...
	   alert("Sorry - your browser doesn't support AJAX. Try another browser!");						
      return false                                  // Return false, couldn't set up ajax
   }
   AJAX.onreadystatechange = function() {                      // When the browser has the request info..
      if (AJAX.readyState==4 || AJAX.readyState=="complete") { //  see if the complete flag is set.
		 //1 second aesthetic pause
 		 pausecomp(1000);
         //callback(AJAX.responseText, AJAX.status);             // Pass the response to our processing function
		 document.getElementById("newsdiv").innerHTML=AJAX.responseText;
      }                                                        // End Ajax readystate check.
   }
   var url='readnews.php';     // This is the URL we will call.
   AJAX.open("GET", url, true);                                  // Open the url this object was set-up with.
   AJAX.send(null);                                              // Send the request.
}


function mailus(){
	var email=document.mailform.email.value;
	var message=document.mailform.message.value;
	//alert(guestname+" "+guestmessage);
	var passData = 'email='+escape(email)+'&message='+escape(message);
	var AJAX = null;
	if (window.XMLHttpRequest) {
	   AJAX=new XMLHttpRequest();
	} else {
	   AJAX=new ActiveXObject("Microsoft.XMLHTTP");
	}
	if (AJAX==null) {
	   alert("Sorry - your browser doesn't support AJAX. Try another browser!");						
	   return false
	} else {
		//indicate that the mail is sending
		document.getElementById("maildiv").innerHTML="<p>Sending...</p>";
		//AJAX.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
	   	//AJAX.open("POST", "http://www.revolvo.co.uk/processmail.php", true);
		//POST method above won't work in Windows (IE or Mozilla)!
		//so we have to append the var onto the URL for the GET method
		url="processmail.php?"+passData;
	   	AJAX.open("GET", url, true);
	   	AJAX.onreadystatechange = function() {                      
			if (AJAX.readyState==4 || AJAX.readyState=="complete") { 
				//2 second aesthetic pause
				pausecomp(1000);
				//now get rid of the form and show the thank you message
				document.getElementById("maildiv").innerHTML="<p>Thanks for the mail - we may be in touch soon.</p>";
		  	}                               
	   	}                                  
	   	//AJAX.send(passData);
	   	AJAX.send(null);
	}
}
//Function to pause the code for the specified number of milliseconds
//Used for inserting cosmetic pauses when loading in data
function pausecomp(ms) {
	var date = new Date();
	var curDate = null;
	do { curDate = new Date(); } 
	while(curDate-date < ms);
}