function ShowCity(obj)
{
    document.getElementById(obj).style.display= "block";
}

function HiddenCity(obj)
{
    document.getElementById(obj).style.display = "none";
}






//获取对象名称函数
//http://www.dwww.cn
function getObj(objName){return(document.getElementById(objName));}

var num2=2;
function ChangeChannel(module,orderid){
for(var i=1;i<=num2;i++)
{
getObj("Channel"+module+i).className="TechTabComm";
if (orderid>1)
{
getObj("Channel"+module+1).className="TechTabComm2";
}
if (orderid<2)
{
Tempid=orderid+1
getObj("Channel"+module+Tempid).className="TechTabComm2";
}
getObj("Info_"+module+i).style.display="none";
}
getObj("Channel"+module+orderid).className="TechTabActive";
getObj("Info_"+module+orderid).style.display="block";

}