function show1(id)
{
	//$(id).style.display = "block";
	$("#".id).show();
}

function hide1(id)
{
	  
//	$(id).style.display = "none";
	$("#".id).hide();
}

function change_class(object,new_class_name,old_class_name)
{
	//Element.removeClassName(object,old_class_name);
	$(object).removeClass(old_class_name);
	$(object).addClass(new_class_name);
	//Element.addClassName(object,new_class_name);
}