function hd(num, content_name, blo, banner_li, banner_sum) {
	var num, len;
	len = document.getElementById(banner_sum).getElementsByTagName("li").length;
	for (num = 1; num <= len; num++) {
		document.getElementById(content_name + num).style.display = "none";
		document.getElementById(banner_li + num).style.background = "url(http://wy.28.com/images/c02_top_bg2.jpg)";
	}
	document.getElementById(content_name + blo).style.display = "block";
	document.getElementById(banner_li + blo).style.background = "url(http://wy.28.com/images/c02_top_bg.jpg)";
}
function test(num) {
	for (var i = 1; i <= 4; i++) {
		document.getElementById("huanbao_0" + i).style.display = "none";
		document.getElementById("c02_e_hbjy_0" + i).style.background = "url(http://wy.28.com/images/c02_top_bg2.jpg)";
	}
	document.getElementById("huanbao_0" + num).style.display = "block";
	document.getElementById("c02_e_hbjy_0" + num).style.background = "url(http://wy.28.com/images/c02_top_bg.jpg)";
}
function test02(num) {
	for (var i = 1; i <= 3; i++) {
		document.getElementById("keji_0" + i).style.display = "none";
		document.getElementById("kj_banner_0" + i).style.background = "url(http://wy.28.com/images/c02_top_bg2.jpg)";
	}
	document.getElementById("keji_0" + num).style.display = "block";
	document.getElementById("kj_banner_0" + num).style.background = "url(http://wy.28.com/images/c02_top_bg.jpg)";
}
function test03(num) {
	for (var i = 1; i <= 4; i++) {
		document.getElementById("remen_kuang_0" + i).style.display = "none";
		document.getElementById("cr_a" + i).style.background = "url(http://wy.28.com/images/cr.jpg)";
	}
	document.getElementById("remen_kuang_0" + num).style.display = "block";
	document.getElementById("cr_a" + num).style.background = "url(http://wy.28.com/images/cr01.jpg)";
}
function test04(num) {
	document.getElementById("shouye_con_00").style.display = "none";
	for (var i = 1; i < 13; i++) {
		document.getElementById("shouye_con_0" + i).style.display = "none";
	}
	document.getElementById("shouye_con_0" + num).style.display = "block";
}
function test05(num) {
}
function test99(num) {
	for (var i = 1; i <= 2; i++) {
		document.getElementById("abc_0" + i).style.display = "none";
		document.getElementById("xm_0" + i).style.background = "url(http://wy.28.com/images/zf-xm02.jpg)";
	}
	document.getElementById("abc_0" + num).style.display = "block";
	document.getElementById("xm_0" + num).style.background = "url(http://wy.28.com/images/zf-xm01.jpg)";
}