function change1(i){
    if(i==1){
			document.pic1.src="images/index_about_on.jpg";
			document.pic2.src="images/index_tzgg_off.jpg";
			document.pic3.src="images/index_xyhz_off.jpg";
			
			div1.style.display="block";
			div2.style.display="none";
			div3.style.display="none";
		 }
		 if(i==2){
			document.pic2.src="images/index_tzgg_on.jpg";
			document.pic1.src="images/index_about_off.jpg";
			document.pic3.src="images/index_xyhz_off.jpg";
			
			div2.style.display="block";
			div1.style.display="none";
			div3.style.display="none";
		 }
		 if(i==3){
			document.pic3.src="images/index_xyhz_on.jpg";
			document.pic1.src="images/index_about_off.jpg";
			document.pic2.src="images/index_tzgg_off.jpg";
			
			div3.style.display="block";
			div2.style.display="none";
			div1.style.display="none";
		 } 
   }
   
   function change3(i)
   {
   if (i==1)
   {
   document.d1.src="images/index_kcjs_on.jpg";
   document.d2.src="images/index_yhkc_off.jpg";
   document.d3.src="images/index_ly_off.jpg";
   div15.style.display="block";
   div25.style.display="none";
   div26.style.display="none";
   }
    if (i==2)
   {
    document.d1.src="images/index_kcjs_off.jpg";
   document.d2.src="images/index_yhkc_on.jpg";
   document.d3.src="images/index_ly_off.jpg";
   div15.style.display="none";
   div25.style.display="block";
   div26.style.display="none";
   }
    if (i==3)
   {
    document.d1.src="images/index_kcjs_off.jpg";
   document.d2.src="images/index_yhkc_off.jpg";
   document.d3.src="images/index_ly_on.jpg";
   div15.style.display="none";
   div25.style.display="none";
   div26.style.display="block";
   }
   }
   
 function change2(i){
    if(i==1){
			document.p1.src="images/index_xyxz_sm_on.jpg";
			document.p2.src="images/index_xyxz_sc_off.jpg";
			document.p3.src="images/index_xyxz_sx_off.jpg";
			document.p4.src="images/index_xyxz_gh_off.jpg";
			document.p5.src="images/index_xyxz_sf_off.jpg";
			document.p6.src="images/index_xyxz_ybsf_off.jpg";
			document.p7.src="images/index_xyxz_mh_off.jpg";
			document.p8.src="images/index_xyxz_eth_off.jpg";
			document.p9.src="images/index_xyxz_sy_off.jpg";
			div4.style.display="block";
			div5.style.display="none";
			div6.style.display="none";
			div7.style.display="none";
			div8.style.display="none";
			div9.style.display="none";
			div10.style.display="none";
			div11.style.display="none";
			div12.style.display="none";
		 }
		 if(i==2){
			document.p1.src="images/index_xyxz_sm_off.jpg";
			document.p2.src="images/index_xyxz_sc_on.jpg";
			document.p3.src="images/index_xyxz_sx_off.jpg";
			document.p4.src="images/index_xyxz_gh_off.jpg";
			document.p5.src="images/index_xyxz_sf_off.jpg";
			document.p6.src="images/index_xyxz_ybsf_off.jpg";
			document.p7.src="images/index_xyxz_mh_off.jpg";
			document.p8.src="images/index_xyxz_eth_off.jpg";
			document.p9.src="images/index_xyxz_sy_off.jpg";
			div4.style.display="none";
			div5.style.display="block";
			div6.style.display="none";
			div7.style.display="none";
			div8.style.display="none";
			div9.style.display="none";
			div10.style.display="none";
			div11.style.display="none";
			div12.style.display="none";
		 }
		 if(i==3){
			document.p1.src="images/index_xyxz_sm_off.jpg";
			document.p2.src="images/index_xyxz_sc_off.jpg";
			document.p3.src="images/index_xyxz_sx_on.jpg";
			document.p4.src="images/index_xyxz_gh_off.jpg";
			document.p5.src="images/index_xyxz_sf_off.jpg";
			document.p6.src="images/index_xyxz_ybsf_off.jpg";
			document.p7.src="images/index_xyxz_mh_off.jpg";
			document.p8.src="images/index_xyxz_eth_off.jpg";
			document.p9.src="images/index_xyxz_sy_off.jpg";
			div4.style.display="none";
			div5.style.display="none";
			div6.style.display="block";
			div7.style.display="none";
			div8.style.display="none";
			div9.style.display="none";
			div10.style.display="none";
			div11.style.display="none";
			div12.style.display="none";
		 }
		 		 if(i==4){
			document.p1.src="images/index_xyxz_sm_off.jpg";
			document.p2.src="images/index_xyxz_sc_off.jpg";
			document.p3.src="images/index_xyxz_sx_off.jpg";
			document.p4.src="images/index_xyxz_gh_on.jpg";
			document.p5.src="images/index_xyxz_sf_off.jpg";
			document.p6.src="images/index_xyxz_ybsf_off.jpg";
			document.p7.src="images/index_xyxz_mh_off.jpg";
			document.p8.src="images/index_xyxz_eth_off.jpg";
			document.p9.src="images/index_xyxz_sy_off.jpg";
			div4.style.display="none";
			div5.style.display="none";
			div6.style.display="none";
			div7.style.display="block";
			div8.style.display="none";
			div9.style.display="none";
			div10.style.display="none";
			div11.style.display="none";
			div12.style.display="none";
		 }
		 	
		 	if(i==5){
			document.p1.src="images/index_xyxz_sm_off.jpg";
			document.p2.src="images/index_xyxz_sc_off.jpg";
			document.p3.src="images/index_xyxz_sx_off.jpg";
			document.p4.src="images/index_xyxz_gh_off.jpg";
			document.p5.src="images/index_xyxz_sf_on.jpg";
			document.p6.src="images/index_xyxz_ybsf_off.jpg";
			document.p7.src="images/index_xyxz_mh_off.jpg";
			document.p8.src="images/index_xyxz_eth_off.jpg";
			document.p9.src="images/index_xyxz_sy_off.jpg";
			div4.style.display="none";
			div5.style.display="none";
			div6.style.display="none";
			div7.style.display="none";
			div8.style.display="block";
			div9.style.display="none";
			div10.style.display="none";
			div11.style.display="none";
			div12.style.display="none";
		 }
		 	if(i==6){
			document.p1.src="images/index_xyxz_sm_off.jpg";
			document.p2.src="images/index_xyxz_sc_off.jpg";
			document.p3.src="images/index_xyxz_sx_off.jpg";
			document.p4.src="images/index_xyxz_gh_off.jpg";
			document.p5.src="images/index_xyxz_sf_off.jpg";
			document.p6.src="images/index_xyxz_ybsf_on.jpg";
			document.p7.src="images/index_xyxz_mh_off.jpg";
			document.p8.src="images/index_xyxz_eth_off.jpg";
			document.p9.src="images/index_xyxz_sy_off.jpg";
			div4.style.display="none";
			div5.style.display="none";
			div6.style.display="none";
			div7.style.display="none";
			div8.style.display="none";
			div9.style.display="block";
			div10.style.display="none";
			div11.style.display="none";
			div12.style.display="none";
		 }
		 	if(i==7){
			document.p1.src="images/index_xyxz_sm_off.jpg";
			document.p2.src="images/index_xyxz_sc_off.jpg";
			document.p3.src="images/index_xyxz_sx_off.jpg";
			document.p4.src="images/index_xyxz_gh_off.jpg";
			document.p5.src="images/index_xyxz_sf_off.jpg";
			document.p6.src="images/index_xyxz_ybsf_off.jpg";
			document.p7.src="images/index_xyxz_mh_on.jpg";
			document.p8.src="images/index_xyxz_eth_off.jpg";
			document.p9.src="images/index_xyxz_sy_off.jpg";
			div4.style.display="none";
			div5.style.display="none";
			div6.style.display="none";
			div7.style.display="none";
			div8.style.display="none";
			div9.style.display="none";
			div10.style.display="block";
			div11.style.display="none";
			div12.style.display="none";
		 }
		 
		    if(i==8){
			document.p1.src="images/index_xyxz_sm_off.jpg";
			document.p2.src="images/index_xyxz_sc_off.jpg";
			document.p3.src="images/index_xyxz_sx_off.jpg";
			document.p4.src="images/index_xyxz_gh_off.jpg";
			document.p5.src="images/index_xyxz_sf_off.jpg";
			document.p6.src="images/index_xyxz_ybsf_off.jpg";
			document.p7.src="images/index_xyxz_mh_off.jpg";
			document.p8.src="images/index_xyxz_eth_on.jpg";
			document.p9.src="images/index_xyxz_sy_off.jpg";
			div4.style.display="none";
			div5.style.display="none";
			div6.style.display="none";
			div7.style.display="none";
			div8.style.display="none";
			div9.style.display="none";
			div10.style.display="none";
			div11.style.display="block";
			div12.style.display="none";
		 }
		 
		if(i==9){
			document.p1.src="images/index_xyxz_sm_off.jpg";
			document.p2.src="images/index_xyxz_sc_off.jpg";
			document.p3.src="images/index_xyxz_sx_off.jpg";
			document.p4.src="images/index_xyxz_gh_off.jpg";
			document.p5.src="images/index_xyxz_sf_off.jpg";
			document.p6.src="images/index_xyxz_ybsf_off.jpg";
			document.p7.src="images/index_xyxz_mh_off.jpg";
			document.p8.src="images/index_xyxz_eth_off.jpg";
			document.p9.src="images/index_xyxz_sy_on.jpg";
			div4.style.display="none";
			div5.style.display="none";
			div6.style.display="none";
			div7.style.display="none";
			div8.style.display="none";
			div9.style.display="none";
			div10.style.display="none";
			div11.style.display="none";
			div12.style.display="block";
		 }
		 	 }
			 
			 
//			  function change3(i){
//    if(i==1){
//			document.d1.src="images/index_kcjs_on.jpg";
//			document.d2.src="images/index_yhkc_off.jpg";
//			document.d3.src="images/index_ly_off.jpg";
//			
//			div13.style.display="block";
//			div14.style.display="none";
//			div15.style.display="none";
//		 }
//		 if(i==2){
//			document.d2.src="images/index_yhkc_on.jpg";
//			document.d1.src="images/index_kcjs_off.jpg";
//			document.d3.src="images/index_ly_off.jpg";
//			
//			div14.style.display="block";
//			div13.style.display="none";
//			div15.style.display="none";
//		 }
//		 if(i==3){
//			document.d3.src="images/index_ly_on.jpg";
//			document.d1.src="images/index_kcjs_off.jpg";
//			document.d2.src="images/index_yhkc_off.jpg";
//			
//			div15.style.display="block";
//			div14.style.display="none";
//			div13.style.display="none";
//		 } 
//   }
 function change4(i){
    if(i==1){
			document.b1.src="images/llzs_on.gif";
			document.b2.src="images/xxfh_off.gif";
			document.b3.src="images/syzp_off.gif";
			document.b4.src="images/mhxs_off.gif";
			document.b5.src="images/xxzx_off.gif";
			document.b6.src="images/dyjh_off.gif";
			document.b7.src="images/hjjs_off.gif";
			document.b8.src="images/yhts_off.gif";
			document.b9.src="images/tjwz_off.gif";
			div16.style.display="block";
			div17.style.display="none";
			div18.style.display="none";
			div19.style.display="none";
			div20.style.display="none";
			div21.style.display="none";
			div22.style.display="none";
			div23.style.display="none";
			div24.style.display="none";
		 }
		 if(i==2){
			document.b1.src="images/llzs_off.gif";
			document.b2.src="images/xxfh_on.gif";
			document.b3.src="images/syzp_off.gif";
			document.b4.src="images/mhxs_off.gif";
			document.b5.src="images/xxzx_off.gif";
			document.b6.src="images/dyjh_off.gif";
			document.b7.src="images/hjjs_off.gif";
			document.b8.src="images/yhts_off.gif";
			document.b9.src="images/tjwz_off.gif";
			div16.style.display="none";
			div17.style.display="block";
			div18.style.display="none";
			div19.style.display="none";
			div20.style.display="none";
			div21.style.display="none";
			div22.style.display="none";
			div23.style.display="none";
			div24.style.display="none";
		 }
		 if(i==3){
			document.b1.src="images/llzs_off.gif";
			document.b2.src="images/xxfh_off.gif";
			document.b3.src="images/syzp_on.gif";
			document.b4.src="images/mhxs_off.gif";
			document.b5.src="images/xxzx_off.gif";
			document.b6.src="images/dyjh_off.gif";
			document.b7.src="images/hjjs_off.gif";
			document.b8.src="images/yhts_off.gif";
			document.b9.src="images/tjwz_off.gif";
			div16.style.display="none";
			div17.style.display="none";
			div18.style.display="block";
			div19.style.display="none";
			div20.style.display="none";
			div21.style.display="none";
			div22.style.display="none";
			div23.style.display="none";
			div24.style.display="none";
		 }
		 	if(i==4){
			document.b1.src="images/llzs_off.gif";
			document.b2.src="images/xxfh_off.gif";
			document.b3.src="images/syzp_off.gif";
			document.b4.src="images/mhxs_on.gif";
			document.b5.src="images/xxzx_off.gif";
			document.b6.src="images/dyjh_off.gif";
			document.b7.src="images/hjjs_off.gif";
			document.b8.src="images/yhts_off.gif";
			document.b9.src="images/tjwz_off.gif";
			div16.style.display="none";
			div17.style.display="none";
			div18.style.display="none";
			div19.style.display="block";
			div20.style.display="none";
			div21.style.display="none";
			div22.style.display="none";
			div23.style.display="none";
			div24.style.display="none";
		 }
		 	
		 	if(i==5){
			document.b1.src="images/llzs_off.gif";
			document.b2.src="images/xxfh_off.gif";
			document.b3.src="images/syzp_off.gif";
			document.b4.src="images/mhxs_off.gif";
			document.b5.src="images/xxzx_on.gif";
			document.b6.src="images/dyjh_off.gif";
			document.b7.src="images/hjjs_off.gif";
			document.b8.src="images/yhts_off.gif";
			document.b9.src="images/tjwz_off.gif";
			div16.style.display="none";
			div17.style.display="none";
			div18.style.display="none";
			div19.style.display="none";
			div20.style.display="block";
			div21.style.display="none";
			div22.style.display="none";
			div23.style.display="none";
			div24.style.display="none";
		 }
		 	if(i==6){
			document.b1.src="images/llzs_off.gif";
			document.b2.src="images/xxfh_off.gif";
			document.b3.src="images/syzp_off.gif";
			document.b4.src="images/mhxs_off.gif";
			document.b5.src="images/xxzx_off.gif";
			document.b6.src="images/dyjh_on.gif";
			document.b7.src="images/hjjs_off.gif";
			document.b8.src="images/yhts_off.gif";
			document.b9.src="images/tjwz_off.gif";
			div16.style.display="none";
			div17.style.display="none";
			div18.style.display="none";
			div19.style.display="none";
			div20.style.display="none";
			div21.style.display="block";
			div22.style.display="none";
			div23.style.display="none";
			div24.style.display="none";
		 }
		 	if(i==7){
			document.b1.src="images/llzs_off.gif";
			document.b2.src="images/xxfh_off.gif";
			document.b3.src="images/syzp_off.gif";
			document.b4.src="images/mhxs_off.gif";
			document.b5.src="images/xxzx_off.gif";
			document.b6.src="images/dyjh_off.gif";
			document.b7.src="images/hjjs_on.gif";
			document.b8.src="images/yhts_off.gif";
			document.b9.src="images/tjwz_off.gif";
			div16.style.display="none";
			div17.style.display="none";
			div18.style.display="none";
			div19.style.display="none";
			div20.style.display="none";
			div21.style.display="none";
			div22.style.display="block";
			div23.style.display="none";
			div24.style.display="none";
		 }
		 
		    if(i==8){
			document.b1.src="images/llzs_off.gif";
			document.b2.src="images/xxfh_off.gif";
			document.b3.src="images/syzp_off.gif";
			document.b4.src="images/mhxs_off.gif";
			document.b5.src="images/xxzx_off.gif";
			document.b6.src="images/dyjh_off.gif";
			document.b7.src="images/hjjs_off.gif";
			document.b8.src="images/yhts_on.gif";
			document.b9.src="images/tjwz_off.gif";
			div16.style.display="none";
			div17.style.display="none";
			div18.style.display="none";
			div19.style.display="none";
			div20.style.display="none";
			div21.style.display="none";
			div22.style.display="none";
			div23.style.display="block";
			div24.style.display="none";
		 }
		 
		if(i==9){
			document.b1.src="images/llzs_off.gif";
			document.b2.src="images/xxfh_off.gif";
			document.b3.src="images/syzp_off.gif";
			document.b4.src="images/mhxs_off.gif";
			document.b5.src="images/xxzx_off.gif";
			document.b6.src="images/dyjh_off.gif";
			document.b7.src="images/hjjs_off.gif";
			document.b8.src="images/yhts_off.gif";
			document.b9.src="images/tjwz_on.gif";
			div16.style.display="none";
			div17.style.display="none";
			div18.style.display="none";
			div19.style.display="none";
			div20.style.display="none";
			div21.style.display="none";
			div22.style.display="none";
			div23.style.display="none";
			div24.style.display="block";
			}
 }