// JavaScript Document

function Inint_AJAX() {
   try { return new ActiveXObject("Msxml2.XMLHTTP");  } catch(e) {} //IE
   try { return new ActiveXObject("Microsoft.XMLHTTP"); } catch(e) {} //IE
   try { return new XMLHttpRequest(); } catch(e) {} //Native Javascript
   alert("XMLHttpRequest not supported");
   return null;
}

function checkEmail(){
	if (document.formforgot.email.value==''){
		alert('กรุณากรอกอีเมล');
		document.formforgot.email.focus();
		return false;
	}
	return true;
}




function checkAll(field)
{
  for(i = 0; i < field.elements.length; i++)
     field[i].checked = true ;
}

function uncheckAll(field)
{
 for(i = 0; i < field.elements.length; i++)
    field[i].checked = false ;
}

function Confirm(link,text) 
{
  if (confirm(text))
     window.location=link
}

  function delConfirm(obj){
	var status=false;
	for(var i=0 ; i < obj.elements.length ; i++ ){
		if(obj[i].type=='checkbox'){
			if(obj[i].checked==true){
				status=true;
			}
		}
	}
	if(status==false){
		alert('กรุณาเลือกข้อมูลที่ต้องการลบ.');
		return false;
	}else{
		if(confirm('คุณมั่นใจในการลบข้อมูล?')){
			return true;
		}else{
			return false;
		}
	}
}

//****************************shopping**********************************

function initVars(e) {
	Amount = document.getElementById(e);
}

function Qty(element){
		initVars(element.id);	
		if(isNaN(Amount.value) || Amount.value <= 0){
			alert("Number only!!");
			Amount.value = "";
			return(false);
		}
	
		var req = Inint_AJAX();		
		req.onreadystatechange = function()	{
				if (req.readyState==4){
					if (req.status==200) {
						data = req.responseText;
						document.getElementById('list_cart').innerHTML = data;
					}
				}
		}
		var id = (element.id.replace(/e/, ""));		
		var str = "modules/product/cart.php?qty=" + Amount.value + "&id=" + id;	
		var rstr;
		rstr=Math.random();
		str+="&var="+rstr;
		
		req.open("GET",str,true);
		req.send(null);
		return false;	

}

function listCart() {
		var req = Inint_AJAX();		
		req.onreadystatechange = function()	{
				if (req.readyState==4){
						data = req.responseText;
						document.getElementById('list_cart').innerHTML = data;
					if (req.status==200) {
						data = req.responseText;
						document.getElementById('list_cart').innerHTML = data;
					}
				}
		}
		var str = "modules/product/cart.php";	
		var rstr;
		rstr=Math.random();
		str+="?var="+rstr;

		req.open("GET",str,true);
		req.send(null);
		return false;	
}



function Delete(element){
	if(confirm("คุณต้องการลบรายการสินค้านี้ ?")){
		var req = Inint_AJAX();		
		req.onreadystatechange = function()	{
				if (req.readyState==4){
					if (req.status==200) {
						data = req.responseText;
						document.getElementById('list_cart').innerHTML = data;
					}
				}
		}
		var str = "modules/product/cart.php?del=" + element.id;
		var rstr;
		rstr=Math.random();
		str+="&var="+rstr;

		req.open("GET",str,true);
		req.send(null);
		return false;	

	}
}

function DeleteAll(element){
	if(confirm("คุณต้องการลบรายการสินค้าทั้งหมด ?")){
		var req = Inint_AJAX();		
		req.onreadystatechange = function()	{
				if (req.readyState==4){
					if (req.status==200) {
						data = req.responseText;
						document.getElementById('list_cart').innerHTML = data;
					}
				}
		}
		var str = "modules/product/cart.php?del=" + element.id;
		var rstr;
		rstr=Math.random();
		str+="&var="+rstr;

		req.open("GET",str,true);
		req.send(null);
		return false;	
	}
	return(false);
}