function do_main(  ) {
	
	get_scr_size(  );
	bar_init(  );
	
	if ( 0 == cgn.scr_on ) {
		
		check_scr(  );
		
		el_width	=	850;
		
		if ( el_width > cgg.scr_width ) {
			
			point_left	= 0;
		}
		else {
			
			point_left	= ( cgg.scr_width - el_width ) / 2;
		}
		
		if ( document.getElementById( 'height_min' ) ) {
			
			height_m	= cgg.scr_height - 122;
			
			if ( height_m < 540 ) { height_m = 540; }
			
			document.getElementById( 'height_min' ).style.height	= height_m + 'px';
		}
	}		
}

function do_act( info ) {
	
	do_act_default( info );
}