function ShowPhoto(obj)
{
	var nava = (document.layers);
	var dom = (document.getElementById);
	var iex = (document.all);
			
	var imgs = document.getElementsByTagName('img');
	for (var i=0; i<imgs.length; i++){
		var img = imgs[i];
		
		//var idAttribute = String(input.getAttribute('id'));
		var idAttribute = String(img.id);
		
		if (idAttribute.toLowerCase().match('photo_')){
			
			if (nava) { cach = document.idAttribute }
			else if (dom) { cach = document.getElementById(idAttribute).style }
			else if (iex) { cach = idAttribute.style }
			
			if(obj!=idAttribute){cach.display = 'none';}
		}
	}
	
	if(obj)
	{		
		if (nava) { cach = document.obj }
		else if (dom) { cach = document.getElementById(obj).style }
		else if (iex) { cach = obj.style }
		
		if(cach.display=='none')	{cach.display = 'block'; cach.zindex=0;}
		else						{cach.display = 'none';}
	}
}

function Show(obj)
{
	if(obj)
	{
	var nava = (document.layers);
	var dom = (document.getElementById);
	var iex = (document.all);
	
	if (nava) { cach = document.obj }
	else if (dom) { cach = document.getElementById(obj).style }
	else if (iex) { cach = obj.style }
	
	if(cach.visibility=='hidden' || cach.visibility==''){cach.visibility = 'visible';}
	else												{cach.visibility = 'hidden';}
	}
}

function getXhr()
{
	var xhr = null; 
	if(window.XMLHttpRequest) // Firefox et autres
	xhr = new XMLHttpRequest(); 
	else if(window.ActiveXObject){ // Internet Explorer 
	try {
	xhr = new ActiveXObject("Msxml2.XMLHTTP");
	} catch (e) {
	xhr = new ActiveXObject("Microsoft.XMLHTTP");
	}
	}
	else { // XMLHttpRequest non supporté par le navigateur 
	alert("Votre navigateur ne supporte pas les objets XMLHTTPRequest..."); 
	xhr = false; 
	}
	
	return xhr;
}

function loadPage(div,file,send,rload)
{
	var xhr = getXhr();
	
	var div = div;
	var file = file;
	
	xhr.open("POST", file, true);
	xhr.setRequestHeader('Content-Type','application/x-www-form-urlencoded');
	xhr.send(send);

	xhr.onreadystatechange = function()
	{
		if(xhr.readyState == 4)
		{
            if (xhr.status == 200)
			{
				//alert(xhr.responseText);
				document.getElementById(div).innerHTML = '';
				document.getElementById(div).innerHTML = xhr.responseText;
				
				if(rload==true){window.location.reload();}
			}
		}
	}
}