// JavaScript Document
function swap_tab(n){ 
for(var i=1;i<=4;i++){ 
var curC=document.getElementById("tab_"+i); 
var curB=document.getElementById("tab_t"+i); 
if(n==i){ 
curC.style.display="block"; 
}else{ 
curC.style.display="none"; 
} 
} 
} 

function swap_tabout(n){ 
for(var i=1;i<=4;i++){ 
var curC=document.getElementById("tab_"+i); 
var curB=document.getElementById("tab_t"+i); 

curC.style.display="none"; 
} 
} 


function secBoard(n)
  {
  //alert(n+"|"+secTable.cells.length+"|"+mainTable.tBodies.length);
    for(i=0;i<secTable.cells.length;i++)
      secTable.cells[i].className="sec11";
    secTable.cells[n].className="sec21";
	if(n==5)
		document.getElementById("tdgycx").className="sec21";
	else
		document.getElementById("tdgycx").className="sec61";
    for(i=0;i<mainTable.tBodies.length;i++)
      mainTable.tBodies[i].style.display="none";
    mainTable.tBodies[n].style.display="block";
  }
function tempBoard(n)
  {
    for(i=0;i<secTable.cells.length;i++)
      secTable.cells

[i].className="sec31";
    secTable.cells[n].className="sec41";
    for(i=0;i<mainTable.tBodies.length;i++)
      mainTable.tBodies

[i].style.display="none";
    mainTable.tBodies

[n].style.display="block";
  }