// JScript File
function columnMenu_switchMenu( source,colSource)
{
  var stat= document.getElementById(colSource.id).style.display;
var j=document.getElementById(source.id).getElementsByTagName('span');
for (var k=0;k<j.length;k++)
    j[k].style.display='none';
if( stat=='block')
   document.getElementById(colSource.id).style.display='none';
else
   document.getElementById(colSource.id).style.display='block';
}
//-----------------------------------------------
function columnMenu_InitMenu( source)
{
    var j=document.getElementById(source.id).getElementsByTagName('span');
    for (var k=0;k<j.length;k++)
        j[k].style.display='none';
   
}
//-----------------------------------------------
function columnMenu_LightUpMenu()
{
   event.srcElement.style.backgroundColor='#e5e5e5';
}
//-----------------------------------------------
function columnMenu_LightDownMenu()
{
    event.srcElement.style.backgroundColor='';
}