if (document.images)
{	

	p_fir = new Image();
	p_fir.src = "p_img/p_fir.gif";
	p_fir_on = new Image();
	p_fir_on.src = "p_img/p_fir_on.gif";

	p_ofe = new Image();
	p_ofe.src = "p_img/p_ofe.gif";
	p_ofe_on = new Image();
	p_ofe_on.src = "p_img/p_ofe_on.gif";

	p_pro = new Image();
	p_pro.src = "p_img/p_pro.gif";
	p_pro_on = new Image();
	p_pro_on.src = "p_img/p_pro_on.gif";
	
	p_ref = new Image();
	p_ref.src = "p_img/p_ref.gif";
	p_ref_on = new Image();
	p_ref_on.src = "p_img/p_ref_on.gif";
	
	p_rea = new Image();
	p_rea.src = "p_img/p_rea.gif";
	p_rea_on = new Image();
	p_rea_on.src = "p_img/p_rea_on.gif";


	p_kon = new Image();
	p_kon.src = "p_img/p_kon.gif";
	p_kon_on = new Image();
	p_kon_on.src = "p_img/p_kon_on.gif";

}
function msover(name)
{	if (document.images)
	{	document.images[name].src = eval (name + "_on.src");
	}
}
function msout(name)
{	if (document.images)
	{	document.images[name].src = eval (name + ".src");
	}
}