function showObject(num) {
  var div_num = 'div'+num;
   document.getElementById(div_num).className = 'vis';
}

function hideObject(num) {
  var div_num = 'div'+num;
  document.getElementById(div_num).className = 'hid';
}

function hideAll(num) {
	for (i = 1; i <= num; i++) {
		var div_num = 'div'+i;
		document.getElementById(div_num).className = 'hid';
	}
}

function cl(d) {
      d.children.tags('a')[0].click();
}