var btnOnImg=new Array();
btnOnImg[1] = new Image();  btnOnImg[1].src = "common/btn_hp2.gif";
btnOnImg[2] = new Image();  btnOnImg[2].src = "common/btn_rec2.gif";
btnOnImg[3] = new Image();  btnOnImg[3].src = "common/btn_au2.gif";
btnOnImg[4] = new Image();  btnOnImg[4].src = "common/btn_web2.gif";
btnOnImg[5] = new Image();  btnOnImg[5].src = "common/btn_sstm2.gif";

var btnOffImg=new Array();
btnOffImg[1] = new Image();  btnOffImg[1].src = "common/btn_hp.gif";
btnOffImg[2] = new Image();  btnOffImg[2].src = "common/btn_rec.gif";
btnOffImg[3] = new Image();  btnOffImg[3].src = "common/btn_au.gif";
btnOffImg[4] = new Image();  btnOffImg[4].src = "common/btn_web.gif";
btnOffImg[5] = new Image();  btnOffImg[5].src = "common/btn_sstm.gif";


function btnAct(pos,act){

	if(act==1){

		document.images["btn"+pos].src = btnOnImg[pos].src;

	}else{

		document.images["btn"+pos].src = btnOffImg[pos].src;

	}

}

/*

<A href="#" onMouseOver="btnAct(pos,1)" onMouseOut="btnAct(pos,0)" onClick="btnAct(pos,0)">�@�@</A>

*/