//Browser Support Code
function ajaxFunction()
{
	var ajaxRequest;  // The variable that makes Ajax possible!

	// Test Browser Compatibility, Create Ajax object
	try { ajaxRequest = new XMLHttpRequest(); } catch (e)
		{ try { ajaxRequest = new ActiveXObject("Msxml2.XMLHTTP");
			} catch (e) { try { ajaxRequest = new ActiveXObject("Microsoft.XMLHTTP");
				} catch (e) { alert("Your does not appear to support AJAX!"); return false; } } }

	// Function to receive data sent from server
	ajaxRequest.onreadystatechange = function () {
		if (ajaxRequest.readyState == 4)
		{
			// Get the data from the server's response
			var text = ajaxRequest.responseText;
			// switch
			switch (ajaxRequest.responseText)
			{
				// Swap Validation Icon
				case "1":
					// Valid Username
					document.signup.valid.src = "images/valid.png";
					return true;
					break;
				case 'invalid':
					document.signup.valid.src = "images/invalid.png";
					return false;
					break;
				case '0':
					document.signup.valid.src = "images/invalid.png";
					return false;
					break;
			}
			return true;	
		}	
	}
	var qs = "?user=" + document.signup.username.value;
	ajaxRequest.open ("GET", "include/unavail.php" + qs, true);
	ajaxRequest.send (null);
	return true;

}

function verifyPassword ()
{
	var pass 	= document.signup.Password.value;
	var vpass	= document.signup.VPassword.value;

	if (pass == vpass)
	{
		document.signup.vpwd.src = "images/valid.png";
		return true;
	}
	else 
	{ return false; }
	
}
// END function ajaxFunction ()