function AfficherCentre(Div)
{
	document.getElementById("solutiongerer").style.display ="none";
	document.getElementById("solutionsurveiller").style.display ="none";
	document.getElementById("solutiondevelopper").style.display ="none";
	document.getElementById("crise").style.display ="none";
	document.getElementById(Div).style.display ="";
	switch (Div)
	{
		case "solutiongerer" :
			document.getElementById("colcentre").style.background = "url(img/img-10-gerer.jpg)";
		break;
		case "solutionsurveiller" :
			document.getElementById("colcentre").style.background = "url(/img/img-10-gerer.jpg)";
		break;
		case "solutiondevelopper" :
			document.getElementById("colcentre").style.background = "url(/img/img-10-dev.jpg)";
		break;
		case "crise" :
			document.getElementById("colcentre").style.background = "url(/img/img-10.jpg)";
		break;
	}
	
}