var xhr = null;

function getXhr()
	{
		if(window.XMLHttpRequest) xhr = new XMLHttpRequest();
		else if(window.ActiveXObject)
		{
			try
			{
				xhr = new ActiveXObject("Msxml2.XMLHTTP");
			}
			catch (e)
			{
				xhr = new ActiveXObject("Microsoft.XMLHTTP");
			}
		}
		else
		{
			alert("Votre navigateur ne supporte pas les objets XMLHTTPRequest, veuillez le mettre à jour");
			xhr = false;
		}
	}

function ajaxiris(fam)
	{
		getXhr();
		xhr.onreadystatechange = function()
		{
			if(xhr.readyState == 4 && xhr.status == 200)
			{
			document.getElementById('iris').innerHTML = xhr.responseText;
			}
		}
		xhr.open("POST",'ajaxiris.php',true);
		xhr.setRequestHeader('Content-Type','application/x-www-form-urlencoded');
		xhr.send("type="+fam);
	}

function ajaxiris1(fam1)
	{
		getXhr();
		xhr.onreadystatechange = function()
		{
			if(xhr.readyState == 4 && xhr.status == 200)
			{
			document.getElementById('iris1').innerHTML = xhr.responseText;
			}
		}
		xhr.open("POST",'ajaxiris1.php',true);
		xhr.setRequestHeader('Content-Type','application/x-www-form-urlencoded');
		xhr.send("type="+fam1);
	}


function ajaxiris2(fam2)
	{
		getXhr();
		xhr.onreadystatechange = function()
		{
			if(xhr.readyState == 4 && xhr.status == 200)
			{
			document.getElementById('iris2').innerHTML = xhr.responseText;
			}
		}
		xhr.open("POST",'ajaxiris2.php',true);
		xhr.setRequestHeader('Content-Type','application/x-www-form-urlencoded');
		xhr.send("type="+fam2);
	}