function showNewInput(name, bool)
	{
	var item = document.getElementById(name);
	if(bool)
		item.style.display='block';
	else
		item.style.display='none';
	}

function isValidMail(mail)
	{
	var valid = mail.search(/^[\w\.-]+@[\w\.-]+\.\w{2,3}/);
	if(valid!=-1)
		{
		return true;
		}
	else
		{
		window.alert('email invalide');
		return false;
		}
	}
function isEmpty()
	{
	var erreur = '';
	var args=isEmpty.arguments;
	var form = args[0];
	for (i=1; i<(args.length); i++)
		{
		var item = args[i];
		if(form.elements[item].value == "")
			{
			erreur += '\t- '+item+'\n';
			form.elements[item].style.border = "1px solid red";
			form.elements[item].style.backgroundColor = "#fcc";
			}
		else
			{
			form.elements[item].style.border = "1px solid #ccc";
			form.elements[item].style.backgroundColor = "white";
			}
		}
	if(erreur != "")
		{
		window.alert('Tous les champs doivent etre remplis :\n'+erreur);
		return false;
		}
	else
		return true;
	}

function openCenteredWindow(url,height,width,name)
	{
	var str="height="+height+",innerHeight="+height;
	str += ",width="+width+",innerWidth="+width;
	if (window.screen)
		{
		var ah=screen.availHeight-30;
		var aw=screen.availWidth-10;

		var xc=(aw-width)/2;
		var yc=(ah-height)/2;

		str+=",left="+xc+",screenX="+xc;
		str+=",top="+yc+",screenY="+yc;
		}
	str+=",scrollbars=yes";
	//return window.open(url,name,str);
	window.open(url,name,str);
	}
	
function confirmDelPush(ref, bdd){
	var url='delPush.php?ref='+ref+'&bdd='+bdd;
	if(confirm('Etes-vous sûr de vouloir désactiver ce Push ?')){
		document.location.href=url;
	}
}