var topMenuKey;
var topMenuClass;
function top_menu_show(key, cls)
{
if(topMenuKey)
{
//document.getElementById('top_menu_img'+topMenuKey).src = '/template/images2011/common/menu'+topMenuKey+'.gif';
document.getElementById('top_menu_btn'+topMenuKey).className = topMenuClass;
if(document.getElementById('sub'+topMenuKey))	document.getElementById('sub'+topMenuKey).style.display = 'none';
}
topMenuKey = key;
topMenuClass = document.getElementById('top_menu_btn'+key).className;
//document.getElementById('top_menu_img'+key).src = '/template/images2011/common/menu'+key+'_r.gif';
document.getElementById('top_menu_btn'+key).className = cls;
if(document.getElementById('sub'+key))	document.getElementById('sub'+key).style.display = 'block';
}