function popeup(){

	var largeur=500;
	var hauteur=100;
	//var top=(screen.height-hauteur)/2;
	//var left=(screen.width-largeur)/2;
	var top=window.screenTop+300;
	var left=window.screenLeft+380;
  
	var w=window.open('index.php?page=popidf&menu=nav6&hl=fr_FR','popup',"top="+top+",left="+left+",width="+largeur+",height="+hauteur+",toolbar=no,scrollbars=no,resizable=yes");
	// w.document.close();
    	w.focus();
} 
function fermer(){
	if (navigator.appName.indexOf("Netscape") != -1){
		top.window.close();
	}
	else{
			self.opener=null;
			self.close();
			return false;
	}
}