j_toggle

function more_bcast_info(bcast_id_div) {
	//slide up and down this element upon click
	j_div = '#'+bcast_id_div;
	j_div_minus = '#'+'minus_'+bcast_id_div;
	j_div_plus = '#'+'plus_'+bcast_id_div;
	$(j_div).slideToggle();
	//$(j_div).toggle(minus(j_div_plus, j_div_minus), plus(j_div_plus, j_div_minus));
	$(j_div).toggle(
			function() { minus_sign(j_div_plus, j_div_minus);},
			function() { plus_signs(j_div_plus, j_div_minus);}
			);
}
function minus_sign(j_div_plus, j_div_minus) {
	//div is collapsed
	//hide the plus sign, show the minus sign
	$(j_div_minus).show();
	$(j_div_plus).hide();
}
function plus_sign(j_div_plus, j_div_minus) {
	//div is expanded
	//hide the minus sign, show the plus sign
	$(j_div_minus).hide();
	$(j_div_plus).show();
}