// JavaScript Document
function NextTip()
{
	fadeTo('#hot_tip', 'fast', 0.3);
	var nextIndex = GetRandomTip();
	old_tip_arr[old_tip_arr.length] = tip_arr[nextIndex];
	if (old_tip_arr.length==tip_arr.length) old_tip_arr.splice(0, old_tip_arr.length);

	var my_page = "ajax/ajax.get_tip.php?id="+tip_arr[nextIndex];
	$("#hot_tip").load(my_page, null,NextTipCallback());
}
function NextTipCallback(){
	fadeTo('#hot_tip', 'fast', 1);
}

function GetRandomTip()
{
	var my_index;
	do
	{
		my_index = rand(0, tip_arr.length-1);
	}
	while(IdExist(my_index)==true);
	return my_index;
}

function IdExist(p_id)
{
	for (i=0; i<old_tip_arr.length; i++){
		if (p_id==old_tip_arr[i]) return true;
	}
	return false;
}

function Logout()
{
	$.get("ajax/ajax.logout.php", function(data){
		document.location.href='index.php';
	});
}
function _do_search(frm){
	ret = true;
	kw = $.trim(frm.keyword.value);
	if (kw==""){
		frm.keyword.focus();
		ret = false;
	}
	return ret;
}

/*
for using in the child list and in the registration form
*/
function ChangeParentType(p_val)
{
	var p = document.getElementById("dob_caption");
	var feedback_obj = document.getElementById("feedback");
	pegnant_status = p_val;
	feedback_obj.innerHTML = "";
	if (p_val=="IN_PREGNANCY")
	{
		fadeTo("dob_caption", "fast", 0.5);
		Hide("child_extra_info", "slow", function(){p.innerHTML = 'Ngày dự sinh của bé'; fadeTo("dob_caption", "fast", 1);});
	}else if(p_val=="IM_PARENT"){
		fadeTo("dob_caption", "fast", 0.5);
		Show("child_extra_info", "slow", function(){p.innerHTML = 'Ngày sinh của bé'; fadeTo("dob_caption", "fast", 1);});
	}
}


function ResetChildForm(p_form)
{
	var month_obj = p_form.cb_cmonth;
	var day_obj = p_form.cb_cday;
	var year_obj = p_form.cb_cyear;
	var child_id_obj = p_form.hidd_child_id;
	var childname_obj = p_form.txt_childname;
	var gender_obj = p_form.opt_cgender;
	month_obj.options[0].selected = true;
	day_obj.options[0].selected = true;
	year_obj.options[0].selected = true;
	if (child_id_obj!=undefined) child_id_obj.value = "";
	childname_obj.value = "";
	gender_obj[0].checked = false;
	gender_obj[1].checked = false;
}