if (document.images)
	{   
												
		lang_itaon = new Image(20, 14);
		lang_itaon.src = "img/on_ita.gif";
		lang_itaoff = new Image(20, 14);
		lang_itaoff.src = "img/off_ita.gif";
		
		lang_engon = new Image(20, 14);
		lang_engon.src = "img/on_eng.gif";
		lang_engoff = new Image(20, 14);
		lang_engoff.src = "img/off_eng.gif";
		
	}


function On( imgName ) 
	{
                if ( document.images ) 
                                {
                                imgOn = eval(imgName + "on.src");
                                document.images[imgName].src = imgOn;
                                }
                }

function Off( imgName ) 
                {
                if ( document.images ) 
                                {
                                imgOff = eval(imgName + "off.src");
                                document.images[imgName].src = imgOff;
                                }
                }