function $Id(id){return document.getElementById?document.getElementById(id):null;}

function $isVisible(e){var item=e;if(typeof item!="object")item=$Id(e);return(item.style.visibility!="hidden"&&item.style.display!="none");}
function $hide(e){if(typeof e=="object")e.style.visibility="hidden";else if($Id(e)!=null)$Id(e).style.visibility="hidden";}
function $visible(e){if(typeof e=="object")e.style.visibility="";else if($Id(e)!=null)$Id(e).style.visibility="";}
function $nodisplay(e){if(typeof e=="object")e.style.display="none";else if($Id(e)!=null)$Id(e).style.display="none";}
function $display(e){if(typeof e=="object")e.style.display="block";else if($Id(e)!=null)$Id(e).style.display="block";}

function swap1( objname ){
	
	var obj = $Id(objname);
	if($isVisible(obj)){
		$hide(obj)
	}
	else{
		$visible(obj)
	}
}



function swap( objname ){
	
	var obj = $Id('catePod-'+objname);
	if(obj.style.display=='none'){
		$Id('div-'+objname).className = "cateRight";
		$display(obj)
	}
	else{
		$Id('div-'+objname).className = "cateRight_c";
		$nodisplay(obj)
	}
}