//
// TABLE OF CONTENT HIDEMENU  
// 07-2006 Uwe 'Riffuchs' Wilke
// www: http://www.riffuchs.de
//

function my_getbyid(id) {
	
	itm = null;
	
	if (document.getElementById) {
		itm = document.getElementById(id);
	}
	else if (document.all) {
		itm = document.all[id];
	}
	else if (document.layers) {
		itm = document.layers[id];
	}
	
	return itm;
}


function my_hide_div(itm) {
	
	if ( ! itm ) return;
	itm.style.display = "none";
}


function my_show_div(itm) {
	if ( ! itm ) return;
	itm.style.display = "";
}


function togglecategory( fid, add ) {

	saved = new Array();
	clean = new Array();
	
	if ( add ) {
		clean[ clean.length ] = fid;
		my_show_div( my_getbyid( 'tc_'+fid  ) );
		my_hide_div( my_getbyid( 'to_'+fid  ) );
	}
	else {
		my_show_div( my_getbyid( 'to_'+fid  ) );
		my_hide_div( my_getbyid( 'tc_'+fid  ) );
	}
}