if (document.images) {

	var imRi12=new Array();
	imRi12[0]=new Image(),imRi12[0].src="images/button1.gif";
	imRi12[1]=new Image(),imRi12[1].src="images/button1_r.gif";
	imRi12[2]=new Image(),imRi12[2].src="images/button2.gif";
	imRi12[3]=new Image(),imRi12[3].src="images/button2_r.gif";
	imRi12[4]=new Image(),imRi12[4].src="images/button3.gif";
	imRi12[5]=new Image(),imRi12[5].src="images/button3_r.gif";
	imRi12[6]=new Image(),imRi12[6].src="images/button4.gif";
	imRi12[7]=new Image(),imRi12[7].src="images/button4_r.gif";
	imRi12[8]=new Image(),imRi12[8].src="images/button5.gif";
	imRi12[9]=new Image(),imRi12[9].src="images/button5_r.gif";
	imRi12[10]=new Image(),imRi12[10].src="images/button6.gif";
//	imRi12[11]=new Image(),imRi12[11].src="images/button6_r.gif";
	imRi12[11]=new Image(),imRi12[11].src="images/button6_rs.gif";
	imRi12[12]=new Image(),imRi12[12].src="images/button7.gif";
//	imRi12[13]=new Image(),imRi12[13].src="images/button7_r.gif";
	imRi12[13]=new Image(),imRi12[13].src="images/button7_rs.gif";
	imRi12[14]=new Image(),imRi12[14].src="images/button8.gif";
	imRi12[15]=new Image(),imRi12[15].src="images/button8_r.gif";
	imRi12[16]=new Image(),imRi12[16].src="images/button10.gif";
	imRi12[17]=new Image(),imRi12[17].src="images/button10_r.gif";
	imRi12[18]=new Image(),imRi12[18].src="images/button11.gif";
	imRi12[19]=new Image(),imRi12[19].src="images/button11_r.gif";
	imRi12[20]=new Image(),imRi12[20].src="images/button9.gif";
	imRi12[21]=new Image(),imRi12[21].src="images/button9_r.gif";

}

function gaChaRi12(name,num) {
	if (document.images) document.images[name].src=imRi12[num].src;
}