var selected = new Object();

function changeGallerie(gallerie, object){
	var req = null; 
	var timestamp = Date.parse(new Date());
	
	if(window.XMLHttpRequest)
		req = new XMLHttpRequest(); 
	else if (window.ActiveXObject){
		try {
			req= new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
			try {
				req = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e){}
		}
	}
	
	req.onreadystatechange = function()
	{ 
		if(req.readyState == 4)
		{
			if(req.status == 200){
				document.getElementById("sous_galerie").innerHTML = req.responseText;
			}	
		} 
	};
	
	req.open("GET", "lib/getgalerie.php?galerie_path="+gallerie+'&time=' + timestamp, true); 
	req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded"); 
	req.send(null); 
		
	selected.className="";
	selected = object;

	object.className="selected";

	document.getElementById('big_conteneur').style.minHeight='1200px';
}