function popupcentree(page,largeur,hauteur,options)
	{
	var top=(screen.height-hauteur)/2;
	var left=(screen.width-largeur)/2;
	window.open(page,"","top="+top+",left="+left+",width="+largeur+",height="+hauteur+","+options);
	}
	
	
	
	
	
	function popup(page,largeur,hauteur,options)
	{
	window.open(page,"", "width=100,height=100, screenX=100,screenY=100, top=100,left=100");
	}


function flash(tag) {
document.write(tag);
}