function wwbtbh(str){
	if (str=="1")
	{
		document.getElementById("btn1_1").style.background="url(newimg/btn1.gif)";
		document.getElementById("btn1_1").className="ftbtn_ct";
		document.getElementById("btn1_2").style.background="url(newimg/btn2.gif) no-repeat";
		document.getElementById("btn1_2").className="ftbtn_ct1";
		document.getElementById("btn1_3").style.background="url(newimg/btn2.gif) no-repeat";
		document.getElementById("btn1_3").className="ftbtn_ct1";
		document.getElementById("ftwz_wz1").className="zxpmw_2w";
		document.getElementById("ftwz_wz2").className="zxpmw_2ww";
		document.getElementById("ftwz_wz3").className="zxpmw_2ww";
	}
	if (str=="2")
	{
		document.getElementById("btn1_1").style.background="url(newimg/btn2.gif)";
		document.getElementById("btn1_1").className="ftbtn_ct1";
		document.getElementById("btn1_2").style.background="url(newimg/btn1.gif) no-repeat";
		document.getElementById("btn1_2").className="ftbtn_ct";
		document.getElementById("btn1_3").style.background="url(newimg/btn2.gif) no-repeat";
		document.getElementById("btn1_3").className="ftbtn_ct1";
		document.getElementById("ftwz_wz1").className="zxpmw_2ww";
		document.getElementById("ftwz_wz2").className="zxpmw_2w";
		document.getElementById("ftwz_wz3").className="zxpmw_2ww";
	}
	if (str=="3")
	{
		document.getElementById("btn1_1").style.background="url(newimg/btn2.gif)";
		document.getElementById("btn1_1").className="ftbtn_ct1";
		document.getElementById("btn1_2").style.background="url(newimg/btn2.gif) no-repeat";
		document.getElementById("btn1_2").className="ftbtn_ct1";
		document.getElementById("btn1_3").style.background="url(newimg/btn1.gif) no-repeat";
		document.getElementById("btn1_3").className="ftbtn_ct";
		document.getElementById("ftwz_wz1").className="zxpmw_2ww";
		document.getElementById("ftwz_wz2").className="zxpmw_2ww";
		document.getElementById("ftwz_wz3").className="zxpmw_2w";
	}
}

function wwbtbh1(str){
	if (str=="1")
	{
		document.getElementById("btn2_1").style.background="url(newimg/btn1.gif)";
		document.getElementById("btn2_1").className="ftbtn_ct";
		document.getElementById("btn2_2").style.background="url(newimg/btn2.gif) no-repeat";
		document.getElementById("btn2_2").className="ftbtn_ct1";
		document.getElementById("btn2_3").style.background="url(newimg/btn2.gif) no-repeat";
		document.getElementById("btn2_3").className="ftbtn_ct1";
		document.getElementById("ftwz_wz5").className="zxpmw_2w";
		document.getElementById("ftwz_wz6").className="zxpmw_2ww";
		document.getElementById("ftwz_wz7").className="zxpmw_2ww";
	}
	if (str=="2")
	{
		document.getElementById("btn2_1").style.background="url(newimg/btn2.gif)";
		document.getElementById("btn2_1").className="ftbtn_ct1";
		document.getElementById("btn2_2").style.background="url(newimg/btn1.gif) no-repeat";
		document.getElementById("btn2_2").className="ftbtn_ct";
		document.getElementById("btn2_3").style.background="url(newimg/btn2.gif) no-repeat";
		document.getElementById("btn2_3").className="ftbtn_ct1";
		document.getElementById("ftwz_wz5").className="zxpmw_2ww";
		document.getElementById("ftwz_wz6").className="zxpmw_2w";
		document.getElementById("ftwz_wz7").className="zxpmw_2ww";
	}
	if (str=="3")
	{
		document.getElementById("btn2_1").style.background="url(newimg/btn2.gif)";
		document.getElementById("btn2_1").className="ftbtn_ct1";
		document.getElementById("btn2_2").style.background="url(newimg/btn2.gif) no-repeat";
		document.getElementById("btn2_2").className="ftbtn_ct1";
		document.getElementById("btn2_3").style.background="url(newimg/btn1.gif) no-repeat";
		document.getElementById("btn2_3").className="ftbtn_ct";
		document.getElementById("ftwz_wz5").className="zxpmw_2ww";
		document.getElementById("ftwz_wz6").className="zxpmw_2ww";
		document.getElementById("ftwz_wz7").className="zxpmw_2w";
	}
}

function wwbtbh2(str){
	if (str=="1")
	{
		document.getElementById("btn3_1").style.background="url(newimg/btn1.gif)";
		document.getElementById("btn3_1").className="ftbtn_ct";
		document.getElementById("btn3_2").style.background="url(newimg/btn2.gif) no-repeat";
		document.getElementById("btn3_2").className="ftbtn_ct1";
		document.getElementById("btn3_3").style.background="url(newimg/btn2.gif) no-repeat";
		document.getElementById("btn3_3").className="ftbtn_ct1";
		document.getElementById("ftwz_wz9").className="zxpmw_2w";
		document.getElementById("ftwz_wz10").className="zxpmw_2ww";
		document.getElementById("ftwz_wz11").className="zxpmw_2ww";
	}
	if (str=="2")
	{
		document.getElementById("btn3_1").style.background="url(newimg/btn2.gif) no-repeat";
		document.getElementById("btn3_1").className="ftbtn_ct1";
		document.getElementById("btn3_2").style.background="url(newimg/btn1.gif) no-repeat";
		document.getElementById("btn3_2").className="ftbtn_ct";
		document.getElementById("btn3_3").style.background="url(newimg/btn2.gif) no-repeat";
		document.getElementById("btn3_3").className="ftbtn_ct1";
		document.getElementById("ftwz_wz9").className="zxpmw_2ww";
		document.getElementById("ftwz_wz10").className="zxpmw_2w";
		document.getElementById("ftwz_wz11").className="zxpmw_2ww";
	}
	if (str=="3")
	{
		document.getElementById("btn3_1").style.background="url(newimg/btn2.gif) no-repeat";
		document.getElementById("btn3_1").className="ftbtn_ct1";
		document.getElementById("btn3_2").style.background="url(newimg/btn2.gif) no-repeat";
		document.getElementById("btn3_2").className="ftbtn_ct1";
		document.getElementById("btn3_3").style.background="url(newimg/btn1.gif) no-repeat";
		document.getElementById("btn3_3").className="ftbtn_ct";
		document.getElementById("ftwz_wz9").className="zxpmw_2ww";
		document.getElementById("ftwz_wz10").className="zxpmw_2ww";
		document.getElementById("ftwz_wz11").className="zxpmw_2w";
	}
}

/*招聘,求职*/
function wwbtbh3(str){
	if (str=="1")
	{
		document.getElementById("btn4_1").style.background="url(newimg/btn1.gif) no-repeat";
		document.getElementById("btn4_1").className="ftbtn_ct";
		document.getElementById("btn4_2").style.background="url(newimg/btn2.gif) no-repeat";
		document.getElementById("btn4_2").className="ftbtn_ct1";
		document.getElementById("ftwz_wz13").className="zxpmw_2w";
		document.getElementById("ftwz_wz14").className="zxpmw_2ww";
	}
	if (str=="2")
	{
		document.getElementById("btn4_1").style.background="url(newimg/btn2.gif) no-repeat";
		document.getElementById("btn4_1").className="ftbtn_ct1";
		document.getElementById("btn4_2").style.background="url(newimg/btn1.gif) no-repeat";
		document.getElementById("btn4_2").className="ftbtn_ct";
		document.getElementById("ftwz_wz13").className="zxpmw_2ww";
		document.getElementById("ftwz_wz14").className="zxpmw_2w";
	}
}

/*供应,采购,二手*/
function wwbtbh4(str){
	if (str=="1")
	{
		document.getElementById("btn5_1").style.background="url(newimg/btn1_r.gif) no-repeat";
		document.getElementById("btn5_1").className="ftbtn_ct";
		document.getElementById("btn5_2").style.background="url(newimg/btn2_r.gif) no-repeat";
		document.getElementById("btn5_2").className="ftbtn_ct1";
		document.getElementById("btn5_3").style.background="none";
		document.getElementById("btn5_3").className="ftbtn_ct1";
		document.getElementById("conr_gywz1").className="zxpmw_2w";
		document.getElementById("conr_gywz2").className="zxpmw_2ww";
		document.getElementById("conr_gywz3").className="zxpmw_2ww";
	}
	if (str=="2")
	{
		document.getElementById("btn5_1").style.background="none";
		document.getElementById("btn5_1").className="ftbtn_ct1";
		document.getElementById("btn5_2").style.background="url(newimg/btn4_r.gif) no-repeat";
		document.getElementById("btn5_2").className="ftbtn_ct";
		document.getElementById("btn5_3").style.background="none";
		document.getElementById("btn5_3").className="ftbtn_ct1";
		document.getElementById("conr_gywz1").className="zxpmw_2ww";
		document.getElementById("conr_gywz2").className="zxpmw_2w";
		document.getElementById("conr_gywz3").className="zxpmw_2ww";
	}
	if (str=="3")
	{
		document.getElementById("btn5_1").style.background="none";
		document.getElementById("btn5_1").className="ftbtn_ct1";
		document.getElementById("btn5_2").style.background="url(newimg/btn2_r.gif) no-repeat";
		document.getElementById("btn5_2").className="ftbtn_ct1";
		document.getElementById("btn5_3").style.background="url(newimg/btn1_r.gif) no-repeat";
		document.getElementById("btn5_3").className="ftbtn_ct";
		document.getElementById("conr_gywz1").className="zxpmw_2ww";
		document.getElementById("conr_gywz2").className="zxpmw_2ww";
		document.getElementById("conr_gywz3").className="zxpmw_2w";
	}
}

/*产业研究,粉体应用,文献*/
function wwbtbh5(str){
	if (str=="1")
	{
		document.getElementById("btn6_1").style.background="url(newimg/btn1_r.gif) no-repeat";
		document.getElementById("btn6_1").className="ftbtn_ct";
		document.getElementById("btn6_2").style.background="url(newimg/btn2_r.gif) no-repeat";
		document.getElementById("btn6_2").className="ftbtn_ct1";
		document.getElementById("btn6_3").style.background="none";
		document.getElementById("btn6_3").className="ftbtn_ct1";
		document.getElementById("conr_gywz4").className="zxpmw_2w";
		document.getElementById("conr_gywz5").className="zxpmw_2ww";
		document.getElementById("conr_gywz6").className="zxpmw_2ww";
	}
	if (str=="2")
	{
		document.getElementById("btn6_1").style.background="none";
		document.getElementById("btn6_1").className="ftbtn_ct1";
		document.getElementById("btn6_2").style.background="url(newimg/btn4_r.gif) no-repeat";
		document.getElementById("btn6_2").className="ftbtn_ct";
		document.getElementById("btn6_3").style.background="none";
		document.getElementById("btn6_3").className="ftbtn_ct1";
		document.getElementById("conr_gywz4").className="zxpmw_2ww";
		document.getElementById("conr_gywz5").className="zxpmw_2w";
		document.getElementById("conr_gywz6").className="zxpmw_2ww";
	}
	if (str=="3")
	{
		document.getElementById("btn6_1").style.background="none";
		document.getElementById("btn6_1").className="ftbtn_ct1";
		document.getElementById("btn6_2").style.background="url(newimg/btn2_r.gif) no-repeat";
		document.getElementById("btn6_2").className="ftbtn_ct1";
		document.getElementById("btn6_3").style.background="url(newimg/btn1_r.gif) no-repeat";
		document.getElementById("btn6_3").className="ftbtn_ct";
		document.getElementById("conr_gywz4").className="zxpmw_2ww";
		document.getElementById("conr_gywz5").className="zxpmw_2ww";
		document.getElementById("conr_gywz6").className="zxpmw_2w";
	}
}

/*项目,专利,标准*/
function wwbtbh6(str){
	if (str=="1")
	{
		document.getElementById("btn7_1").style.background="url(newimg/btn1_r.gif) no-repeat";
		document.getElementById("btn7_1").className="ftbtn_ct";
		document.getElementById("btn7_2").style.background="url(newimg/btn2_r.gif) no-repeat";
		document.getElementById("btn7_2").className="ftbtn_ct1";
		document.getElementById("btn7_3").style.background="none";
		document.getElementById("btn7_3").className="ftbtn_ct1";
		document.getElementById("conr_gywz7").className="zxpmw_2w";
		document.getElementById("conr_gywz8").className="zxpmw_2ww";
		document.getElementById("conr_gywz9").className="zxpmw_2ww";
	}
	if (str=="2")
	{
		document.getElementById("btn7_1").style.background="none";
		document.getElementById("btn7_1").className="ftbtn_ct1";
		document.getElementById("btn7_2").style.background="url(newimg/btn4_r.gif) no-repeat";
		document.getElementById("btn7_2").className="ftbtn_ct";
		document.getElementById("btn7_3").style.background="none";
		document.getElementById("btn7_3").className="ftbtn_ct1";
		document.getElementById("conr_gywz7").className="zxpmw_2ww";
		document.getElementById("conr_gywz8").className="zxpmw_2w";
		document.getElementById("conr_gywz9").className="zxpmw_2ww";
	}
	if (str=="3")
	{
		document.getElementById("btn7_1").style.background="none";
		document.getElementById("btn7_1").className="ftbtn_ct1";
		document.getElementById("btn7_2").style.background="url(newimg/btn2_r.gif) no-repeat";
		document.getElementById("btn7_2").className="ftbtn_ct1";
		document.getElementById("btn7_3").style.background="url(newimg/btn1_r.gif) no-repeat";
		document.getElementById("btn7_3").className="ftbtn_ct";
		document.getElementById("conr_gywz7").className="zxpmw_2ww";
		document.getElementById("conr_gywz8").className="zxpmw_2ww";
		document.getElementById("conr_gywz9").className="zxpmw_2w";
	}
}

function wwbtbh7(str){
	if (str=="1")
	{
		document.getElementById("btn8_1").style.background="url(newimg/btn1_r.gif) no-repeat";
		document.getElementById("btn8_1").className="ftbtn_ct";
		document.getElementById("btn8_2").style.background="url(newimg/btn2_r.gif) no-repeat";
		document.getElementById("btn8_2").className="ftbtn_ct1";
		document.getElementById("btn8_3").style.background="none";
		document.getElementById("btn8_3").className="ftbtn_ct1";
		document.getElementById("conr_gywz10").className="zxpmw_2w";
		document.getElementById("conr_gywz11").className="zxpmw_2ww";
		document.getElementById("conr_gywz12").className="zxpmw_2ww";
	}
	if (str=="2")
	{
		document.getElementById("btn8_1").style.background="none";
		document.getElementById("btn8_1").className="ftbtn_c1t";
		document.getElementById("btn8_2").style.background="url(newimg/btn4_r.gif) no-repeat";
		document.getElementById("btn8_2").className="ftbtn_ct";
		document.getElementById("btn8_3").style.background="none";
		document.getElementById("btn8_3").className="ftbtn_ct1";
		document.getElementById("conr_gywz10").className="zxpmw_2ww";
		document.getElementById("conr_gywz11").className="zxpmw_2w";
		document.getElementById("conr_gywz12").className="zxpmw_2ww";
	}
	if (str=="3")
	{
		document.getElementById("btn8_1").style.background="none";
		document.getElementById("btn8_1").className="ftbtn_ct1";
		document.getElementById("btn8_2").style.background="url(newimg/btn2_r.gif) no-repeat";
		document.getElementById("btn8_2").className="ftbtn_ct1";
		document.getElementById("btn8_3").style.background="url(newimg/btn1_r.gif) no-repeat";
		document.getElementById("btn8_3").className="ftbtn_ct";
		document.getElementById("conr_gywz10").className="zxpmw_2ww";
		document.getElementById("conr_gywz11").className="zxpmw_2ww";
		document.getElementById("conr_gywz12").className="zxpmw_2w";
	}
}