var last_sel_id; var count=0;

function checkboxing(id) {

	if(last_sel_id) checkboxing_revers(last_sel_id);

	last_sel_id = id;

	count++;

	ajax_params['selected_id'] = id;

	top_name = 'top_'+id;

	middle_name = 'middle_'+id;

	bottom_name = 'bottom_'+id;

	document.getElementById(top_name).className="active_item_top";

	document.getElementById(middle_name).className="active_item";

	document.getElementById(bottom_name).className="active_item_bottom";

}



function checkboxing_revers(id) {

	top_name = 'top_'+id; middle_name = 'middle_'+id;

	bottom_name = 'bottom_'+id;

	if(document.getElementById(top_name)){

		document.getElementById(top_name).className="passive_item_top";

		document.getElementById(middle_name).className="passive_item";

		document.getElementById(bottom_name).className="passive_item_bottom";

	 }

 }