function getPage(x) {
	obj = document.getElementById("box_contenu");
	if(obj.style.visibility=="visible")
	{
		obj.style.visibility="hidden";
	}
	else
	{
		obj.innerHTML = "";
		obj.style.visibility="visible";
	
		var xhr=null;
		if (window.XMLHttpRequest) {
			xhr = new XMLHttpRequest();
		} else if (window.ActiveXObject) {
			xhr = new ActiveXObject("Microsoft.XMLHTTP");
		}
	
		xhr.onreadystatechange = function () {
			if(xhr.readyState == 4) {
				if (xhr.status == 200) {
					obj.innerHTML = xhr.responseText;
				} else {
					obj.innerHTML = "Erreur de chargement...";
				}
			}
		}
		x = document.getElementById('idImg').getAttribute('name');
		xhr.open("GET", "getPage.php?&id="+x, true);	  
		xhr.send(null);
	}
}