function dimension(tabRetour){
	var tabProp = ['type', 'forme', 'apercu'];
	var requete='';
	for(var i=0;i<=2;i++){
		if (tabRetour[i] && i>0) document.getElementById('zdim_'+tabProp[(i+1)]).innerHTML='';
		if (tabRetour[i]) requete+=tabProp[i]+'='+tabRetour[i]+'&';
		if (tabRetour[i]) var idRetour='zdim_'+tabProp[(i+1)];
	}
	//alert('ajax_dim.php?'+requete);
	//alert(idRetour);
	//make('ajax_dim.php?'+requete, idRetour,'');
	document.location.href='dimension.php?'+requete;
}


/*Fonction pour creer l'element http_request Ajax*/
function make(url, idItem, page) {

	if (idItem!='' && document.getElementById(idItem)){
		
	}

	var http_request = false;
	if (window.XMLHttpRequest) {
		http_request = new XMLHttpRequest();
		if (http_request.overrideMimeType) {
			http_request.overrideMimeType('text/xml');
		}
	} else if (window.ActiveXObject) {
		try {
			http_request = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
			try {
			    http_request = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e) {}
		}
	}
	if (!http_request) {
		alert('Abandon :( Impossible de créer une instance XMLHTTP');
		return false;
	}
	http_request.onreadystatechange = function() { alertContents(http_request, idItem, page);};
	http_request.open('GET', url, true);
	http_request.send(null);
}

/*fonction AJAX permettant de recuperer les valeurs et des les afficher*/
function alertContents(http_request, idItem, page) {
	if (http_request.readyState == 4) {
		if (http_request.status == 200) {
			if (idItem!='' && document.getElementById(idItem)){
				var Item=document.getElementById(idItem);
				var retour =http_request.responseText;
				Item.innerHTML=''+retour+'';
				//Item.style.display='inline';
			}
			if (page != ""){
				document.location.href=page;
			}
		} else {
			alert('Un problème est survenu avec la requête.');
		}
	}
}




function MM_openBrWindow(theURL,winName,features) { 
		window.open(theURL,winName,features); 
} 

function aide() { 
	var popGM=MM_openBrWindow('aide.php','ppiso','status=no,scrollbars=yes,resizable=yes,width=550,height=520,left=100,top=10'); 
}