function toggleRows(tableId, hide){

	tbl = document.getElementById(tableId);
	var len = tbl.rows.length;
	var vStyle = (hide)? "none":"";
	var vStyle2 = (hide)? "":"none";


	for(i=3 ; i< len; i++){
		 tbl.rows[i].style.display = vStyle;
	 }
	 tbl.rows[2].style.display = vStyle2;
	 
	hide= !hide;
}