function hangqingjiedu(n)
{ 
  name="hqjd"+n;
  for(i=1;i<=2;i++)
  {
    document.getElementById("hqjd1").style.display="none";
    document.getElementById("hqjd2").style.display="none";
  
  } 

  document.getElementById(name).style.display="";

}



function dvvy(n)
{ 
  name="day"+n;
  for(i=4;i<=5;i++)
  {
    document.getElementById("day4").style.display="none";
    document.getElementById("day5").style.display="none";
  
  } 

  document.getElementById(name).style.display="";

}

function dvmm(n)
{ 
  name="dbb"+n;
  for(i=10;i<=15;i++)
  {
    document.getElementById("dbb10").style.display="none";
    document.getElementById("dbb11").style.display="none";
    document.getElementById("dbb12").style.display="none"; 
	document.getElementById("dbb13").style.display="none";
    document.getElementById("dbb14").style.display="none"; 
	document.getElementById("dbb15").style.display="none";
  } 

  document.getElementById(name).style.display="";

}

function dvmmy(n)
{ 
  name="dbby"+n;
  for(i=10;i<=15;i++)
  {
    document.getElementById("dbby10").style.display="none";
    document.getElementById("dbby11").style.display="none";
    document.getElementById("dbby12").style.display="none"; 
	document.getElementById("dbby13").style.display="none";
    document.getElementById("dbby14").style.display="none"; 
	document.getElementById("dbby15").style.display="none";
  } 

  document.getElementById(name).style.display="";

}

function dv(n)
{ 
  name="d"+n;
  for(i=1;i<=20;i++)
  {
    document.getElementById("d1").style.display="none";
    document.getElementById("d2").style.display="none";
    document.getElementById("d3").style.display="none"; 
    document.getElementById("d4").style.display="none";
    document.getElementById("d5").style.display="none";
    document.getElementById("d6").style.display="none"; 
    document.getElementById("d7").style.display="none";
    document.getElementById("d8").style.display="none";
    document.getElementById("d9").style.display="none"; 
    document.getElementById("d10").style.display="none"; 
	document.getElementById("d11").style.display="none";
    document.getElementById("d12").style.display="none";
    document.getElementById("d13").style.display="none"; 
    document.getElementById("d14").style.display="none";
    document.getElementById("d15").style.display="none";
    document.getElementById("d16").style.display="none"; 
    document.getElementById("d17").style.display="none";
    document.getElementById("d18").style.display="none";
    document.getElementById("d19").style.display="none"; 
    document.getElementById("d20").style.display="none"; 
    document.getElementById("d21").style.display="none";	
	document.getElementById("d22").style.display="none";
	document.getElementById("d23").style.display="none";
	document.getElementById("d24").style.display="none";
	document.getElementById("d25").style.display="none";
  } 

  document.getElementById(name).style.display="";

}

function dvv(n)
{ 
  name="da"+n;
  for(i=4;i<=18;i++)
  {
    document.getElementById("da4").style.display="none";
    document.getElementById("da5").style.display="none";
    document.getElementById("da6").style.display="none"; 
    document.getElementById("da7").style.display="none";
    document.getElementById("da8").style.display="none"; 
    document.getElementById("da9").style.display="none";
    document.getElementById("da10").style.display="none";
    document.getElementById("da11").style.display="none"; 
    document.getElementById("da12").style.display="none";
    document.getElementById("da13").style.display="none"; 
    document.getElementById("da14").style.display="none";
    document.getElementById("da15").style.display="none"; 
    document.getElementById("da16").style.display="none";
    document.getElementById("da17").style.display="none";
    document.getElementById("da18").style.display="none";  
  } 

  document.getElementById(name).style.display="";

}

function dvvx(n)
{ 
  name="dax"+n;
  for(i=4;i<=7;i++)
  {
    document.getElementById("dax4").style.display="none";
    document.getElementById("dax5").style.display="none";
    document.getElementById("dax6").style.display="none"; 
    document.getElementById("dax7").style.display="none"; 
  } 

  document.getElementById(name).style.display="";

}

function dvvxa(n)
{ 
  name="daxa"+n;
  for(i=4;i<=7;i++)
  {
    document.getElementById("daxa4").style.display="none";
    document.getElementById("daxa5").style.display="none";
    document.getElementById("daxa6").style.display="none"; 
    document.getElementById("daxa7").style.display="none"; 
  } 

  document.getElementById(name).style.display="";

}


function dvm(n)
{ 
  name="db"+n;
  for(i=7;i<=12;i++)
  {
    document.getElementById("db7").style.display="none";
    document.getElementById("db8").style.display="none";
    document.getElementById("db9").style.display="none"; 
    document.getElementById("db10").style.display="none";
    document.getElementById("db11").style.display="none";
    document.getElementById("db12").style.display="none"; 
  } 

  document.getElementById(name).style.display="";

}