function showOne(id){
if(id == "apDiv2"){
//选中的红底 白字
document.getElementById("apDiv2").style.backgroundColor="#bd0000";
document.getElementById("apDiv2").style.color = "#FFF";
//其余的 白底 黑子
document.getElementById("apDiv5").style.background="none";
document.getElementById("apDiv5").style.color="#545454";
document.getElementById("apDiv7").style.background="none";
document.getElementById("apDiv7").style.color="#545454";
//显示层
document.getElementById("apDiv1").style.display = "block";
//隐藏层
document.getElementById("apDiv3").style.display = "none";
document.getElementById("apDiv8").style.display = "none";
}else if(id == "apDiv5"){
document.getElementById("apDiv5").style.backgroundColor="#bd0000";
document.getElementById("apDiv5").style.color = "#FFF";
document.getElementById("apDiv2").style.background="none";
document.getElementById("apDiv2").style.color="#545454";
document.getElementById("apDiv7").style.background="none";
document.getElementById("apDiv7").style.color="#545454";
document.getElementById("apDiv3").style.display = "block";
document.getElementById("apDiv1").style.display = "none";
document.getElementById("apDiv8").style.display = "none";
}else if(id == "apDiv7"){
document.getElementById("apDiv7").style.backgroundColor="#bd0000";
document.getElementById("apDiv7").style.color = "#FFF";
document.getElementById("apDiv2").style.background="none";
document.getElementById("apDiv2").style.color="#545454";
document.getElementById("apDiv5").style.background="none";
document.getElementById("apDiv5").style.color="#545454";
document.getElementById("apDiv8").style.display = "block";
document.getElementById("apDiv3").style.display = "none";
document.getElementById("apDiv1").style.display = "none";
}
}
