function secCard(n)
{
for(i=0;i<secTable.cells.length;i++) secTable.cells[i].className="cardNormal";
secTable.cells[n].className="cardSelected";
for(i=0;i<secTable.cells.length;i=i+2) secTable.cells[i].className="cardSpace";
}
function secBoard(n)
{
for(i=0;i<mainTable.tBodies.length;i++)
mainTable.tBodies[i].style.display="none";
mainTable.tBodies[n].style.display="";
}
function secBoard_s(n) 
{ 
for(i=0;i<secTable.cells.length;i++) 
secTable.cells[i].className="sec1"; 
secTable.cells[n].className="sec2"; 
for(i=0;i<mainTable.tBodies.length;i++) 
mainTable.tBodies[i].style.display="none"; 
mainTable.tBodies[n].style.display="block"; 
}