function fenetre(){

	var NewLargeurEcran = screen.availWidth; 
	var NewHauteurEcran = screen.availHeight; 
	
	window.open("http://www.aviva-vie.fr/cgi-bin/WebObjects.exe/ICPublic.woa/wa/DAICPublic/contactConseiller","Aviva","width=" + NewLargeurEcran + ",height=" + NewHauteurEcran + ",top=0,left=0");
	
}