function MM_findObj(n, d) { //v3.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document); return x;
}
function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function MM_preloadImages() { //v3.0
 var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
   var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
   if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function IsValidEmail(val) {
	var iLen = val.length;
	if 	((iLen < 6) || (val.indexOf('@') < 1) || ((val.charAt(iLen - 3) != '.') && (val.charAt(iLen - 4) != '.')) ) return false
	return true
}

function formVal(){
	var msg = "";
	var typeList = "text,password";
	for (var i=0; i<document.form.elements.length; i++){
		tag = document.form.elements[i];
		if (typeList.indexOf(tag.type) >= 0 && tag.getAttribute('required') == 1 && tag.value == "") {
			msg = msg + "<LI>" + tag.title + " </LI>";
		};
		if (tag.name == "email" && tag.value.length != 0) {
			flag = IsValidEmail(tag.value);
			if (!flag) {
				msg = msg + "<LI>Please enter a valid email address</LI>";
			}
		};
		if (tag.type == "password" && tag.value.length > 0  && tag.value.length < 4) {
			msg = msg + "<LI>" + "Password is too short";
		}
		if (tag.name == "password2" && tag.value != "" && tag.value != document.form.password.value)
			msg = msg + "<LI>" + "Password confirmation";
	};
	document.getElementById('err').innerHTML = "";
	if (msg != "") {
		document.getElementById('err').innerHTML = "Those fields are required: " + msg;
		return false;
	} else {
		return true;
	}
}
function loginVal(){
	var msg = "";
	var typeList = "text,password";
	for (var i=0; i<document.login.elements.length; i++){
		tag = document.login.elements[i];
		if (typeList.indexOf(tag.type) >= 0 && tag.getAttribute('required') == 1 && tag.value == "") {
			msg = msg + "<LI>" + tag.title + " </LI>";
		};
		if (tag.name == "email" && tag.value.length != 0) {
			flag = IsValidEmail(tag.value);
			if (!flag) {
				msg = msg + "<LI>Please enter a valid email address</LI>";
			}
		};
	};
	if (msg != "") {
		document.getElementById('errLogin').innerHTML = "Those fields are required: " + msg;
		return false;
	} else {
		return true;
	}
}

function toggle(divID, flag) {
	var cur = document.getElementById(divID);
	if (flag == 1) {
		cur.style.display = "";
	} else {
		cur.style.display = "none";
	}
}
function getNextSibling(obj) {	
	var nextNode = obj.nextSibling;
	while (nextNode.nodeType != 1) {
		nextNode = nextNode.nextSibling;
	}
	return nextNode;
} 
function resetName(obj) {
	var targetObj = getNextSibling(obj);
	targetObj.value = obj.options[obj.selectedIndex].getAttribute("title");
}
// clean non-numeric data;
function clean(obj) {
 	var temp = obj.value;
	temp = temp.replace(/\D*/gim, "");
	obj.value = temp;
}

// quick order form
function Add(obj) { 
	curForm = obj.form; 
	AddItem(obj); 
	if (obj.value > 0) {
		curForm.submit();				
	}
}
function AddItem(obj) {
	var prevNode = obj.previousSibling;
	if (obj.selectedIndex > 0) {
		prevNode.value = obj.name.replace("qty_", "");
	} else {
		prevNode.value = "";
	}	  
}