function validateItem(frmObj){
	var frm = frmObj;
	if (frm.item.value == "0"){	
	    alert("Please select an item");
	}else{
	    frm.sbmt.value = true;
	    frm.submit();
    }
}
//*****************************************************************************
function xstooltip_findPosX(obj){
	var curleft = 0;
	if (obj.offsetParent){
		while (obj.offsetParent){
			curleft += obj.offsetLeft
			obj = obj.offsetParent;
		}
	}
	else if (obj.x)
		curleft += obj.x;
	return curleft;
}

function xstooltip_findPosY(obj){
	var curtop = 0;
	if (obj.offsetParent){
		while (obj.offsetParent){
			curtop += obj.offsetTop
			obj = obj.offsetParent;
		}
	}
	else if (obj.y)
		curtop += obj.y;
	return curtop;
}
						
function xstooltip_show(tooltipId, parentId, posX, posY){
it = document.getElementById(tooltipId);

if ((it.style.top == '' || it.style.top == 0) && (it.style.left == '' || it.style.left == 0)){
	// need to fixate default size (MSIE problem)
	it.style.width = it.offsetWidth + 'px';
	it.style.height = it.offsetHeight + 'px';
	
	img = document.getElementById(parentId); 

	// if tooltip is too wide, shift left to be within parent 
	if (posX + it.offsetWidth > img.offsetWidth) posX = img.offsetWidth - it.offsetWidth;
	if (posX < 0 ) posX = 0; 
	
	x = xstooltip_findPosX(img) + posX;
	y = xstooltip_findPosY(img) + posY;
	
	it.style.top = y + 'px';
	it.style.left = x + 'px';
}

it.style.visibility = 'visible'; 
}
						
function xstooltip_hide(id){
	it = document.getElementById(id); 
	it.style.visibility = 'hidden'; 
}
//*****************************************************************************
function DeleteButton(frmObj){
	var frm = frmObj;	
	var answer = confirm ("Are you sure you would like to delete this file?");
	if (answer){
		var query = window.location.search.substring(1);
		frm.action  = "edit_item.asp?" + query;
		frm.encoding = "application/x-www-form-urlencoded";
		frm.submit();
	}else{
		return;
	}
		

}
//*****************************************************************************
function validateAddProduct(frmObj){
	var frm = frmObj;
	if(frm.subject.value==0){
		alert("Please select a catagory type.");
		return;
	}else if(frm.number.value==""){
		alert("Please enter an item number.");
		return;
	}else if(frm.name.value==""){
		alert("Please enter an item name.");
		return;
	}else if(frm.description.value==""){
		alert("Please enter a description.");
		return;
	}else if(frm.price.value==""){
		alert("Please enter a price.");
		return;
	}else{
		frm.submit();
	}
}
//*****************************************************************************
function backButton(){
	top.location="admin_menu.asp";
}
//*****************************************************************************
function editBackButton(){
	top.location="edit_menu.asp";
}
//*****************************************************************************
//LOGIN FUNCTIONS
function chkFrmLogin(frmObj)
{
	var frm = frmObj;
	if (trim(frm.username.value) == "" )
	{
		alert('Please enter your user name before continueing.');
		return -1;
	}
	if	(trim(frm.password.value) == "" )
	{
		alert('Please enter your password before continueing.');
		return -1;
	}
	frm.submit();
}

//*****************************************************************************
function trim(s)  
{ 
	return ltrim(rtrim(s)); 
}
//*****************************************************************************
function ltrim(s) 
{ 
	return s.replace(/^\s+/g, "");
}
//*****************************************************************************
function rtrim(s) 
{ 
	return s.replace(/\s+$/g, "");
}
//*****************************************************************************

//MENU FUNCTIONS
var disappeardelay=250  //menu disappear speed onMouseout (in miliseconds)
var enableanchorlink=0 //Enable or disable the anchor link when clicked on? (1=e, 0=d)
var hidemenu_onclick=1 //hide menu when user clicks within menu? (1=yes, 0=no)

/////No further editting needed

var ie5=document.all
var ns6=document.getElementById&&!document.all

function getposOffset(what, offsettype){
var totaloffset=(offsettype=="left")? what.offsetLeft : what.offsetTop;
var parentEl=what.offsetParent;
while (parentEl!=null){
totaloffset=(offsettype=="left")? totaloffset+parentEl.offsetLeft : totaloffset+parentEl.offsetTop;
parentEl=parentEl.offsetParent;
}
return totaloffset;
}

function showhide(obj, e, visible, hidden){
if (ie5||ns6)
dropmenuobj.style.left=dropmenuobj.style.top=-500
if (e.type=="click" && obj.visibility==hidden || e.type=="mouseover")
obj.visibility=visible
else if (e.type=="click")
obj.visibility=hidden
}

function iecompattest(){
return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
}

function clearbrowseredge(obj, whichedge){
var edgeoffset=0
if (whichedge=="rightedge"){
var windowedge=ie5 && !window.opera? iecompattest().scrollLeft+iecompattest().clientWidth-15 : window.pageXOffset+window.innerWidth-15
dropmenuobj.contentmeasure=dropmenuobj.offsetWidth
if (windowedge-dropmenuobj.x < dropmenuobj.contentmeasure)
edgeoffset=dropmenuobj.contentmeasure-obj.offsetWidth
}
else{
var topedge=ie5 && !window.opera? iecompattest().scrollTop : window.pageYOffset
var windowedge=ie5 && !window.opera? iecompattest().scrollTop+iecompattest().clientHeight-15 : window.pageYOffset+window.innerHeight-18
dropmenuobj.contentmeasure=dropmenuobj.offsetHeight
if (windowedge-dropmenuobj.y < dropmenuobj.contentmeasure){ //move up?
edgeoffset=dropmenuobj.contentmeasure+obj.offsetHeight
if ((dropmenuobj.y-topedge)<dropmenuobj.contentmeasure) //up no good either?
edgeoffset=dropmenuobj.y+obj.offsetHeight-topedge
}
}
return edgeoffset
}

function dropdownmenu(obj, e, dropmenuID){
if (window.event) event.cancelBubble=true
else if (e.stopPropagation) e.stopPropagation()
if (typeof dropmenuobj!="undefined") //hide previous menu
dropmenuobj.style.visibility="hidden"
clearhidemenu()
if (ie5||ns6){
obj.onmouseout=delayhidemenu
dropmenuobj=document.getElementById(dropmenuID)
if (hidemenu_onclick) dropmenuobj.onclick=function(){dropmenuobj.style.visibility='hidden'}
dropmenuobj.onmouseover=clearhidemenu
dropmenuobj.onmouseout=ie5? function(){ dynamichide(event)} : function(event){ dynamichide(event)}
showhide(dropmenuobj.style, e, "visible", "hidden")
dropmenuobj.x=getposOffset(obj, "left")
dropmenuobj.y=getposOffset(obj, "top")
dropmenuobj.style.left=dropmenuobj.x-clearbrowseredge(obj, "rightedge")+"px"
dropmenuobj.style.top=dropmenuobj.y-clearbrowseredge(obj, "bottomedge")+obj.offsetHeight+"px"
}
return clickreturnvalue()
}

function clickreturnvalue(){
if ((ie5||ns6) && !enableanchorlink) return false
else return true
}

function contains_ns6(a, b) {
while (b.parentNode)
if ((b = b.parentNode) == a)
return true;
return false;
}

function dynamichide(e){
if (ie5&&!dropmenuobj.contains(e.toElement))
delayhidemenu()
else if (ns6&&e.currentTarget!= e.relatedTarget&& !contains_ns6(e.currentTarget, e.relatedTarget))
delayhidemenu()
}

function delayhidemenu(){
delayhide=setTimeout("dropmenuobj.style.visibility='hidden'",disappeardelay)
}

function clearhidemenu(){
if (typeof delayhide!="undefined")
clearTimeout(delayhide)
}