var ii=new Array();
ii[10]=new Image(); ii[10].src="images/menu_1.gif";
ii[11]=new Image(); ii[11].src="images/menu_2.gif";
ii[12]=new Image(); ii[12].src="images/menu_3.gif";
ii[13]=new Image(); ii[13].src="images/menu_4.gif";
ii[14]=new Image(); ii[14].src="images/menu_5.gif";
ii[15]=new Image(); ii[15].src="images/menu_6.gif";
ii[16]=new Image(); ii[16].src="images/menu_7.gif";
ii[20]=new Image(); ii[20].src="images/menu_1o.gif";
ii[21]=new Image(); ii[21].src="images/menu_2o.gif";
ii[22]=new Image(); ii[22].src="images/menu_3o.gif";
ii[23]=new Image(); ii[23].src="images/menu_4o.gif";
ii[24]=new Image(); ii[24].src="images/menu_5o.gif";
ii[25]=new Image(); ii[25].src="images/menu_6o.gif";
ii[26]=new Image(); ii[26].src="images/menu_7o.gif";

function chg1(na,nu){document.images[na].src=ii[nu].src;}
function chg2(na,nu){document.images[na].src=ii[nu].src;}