/* global vars */
var ua 	= navigator.userAgent.toLowerCase();	
var an 	= navigator.appName.toLowerCase();	
var MAC 	= ua.indexOf("mac") != -1; 
var MSIE 	= ua.indexOf("msie")>-1;		
var NTSC 	= an.indexOf("netscape")>-1;	
var N6 	= ua.indexOf('netscape6')>-1;	
var N4 	= navigator.userAgent.substring(7+navigator.userAgent.indexOf("ozilla"),8+navigator.userAgent.indexOf("ozilla"))<="4" && NTSC;	
var MACN6 	= N6 && MAC;		
var MACN4 	= N4 && MAC;		
var loc1 	= document.URL;
var loc 	= document.URL;
var u3 	= escape(loc1);
var u33 	= escape(loc);
var fndErr 	= false;
var selectedCategory = '';

	/* for print command */
var whichBrowser 	= navigator.appName;
whichBrowser 	= whichBrowser.toLowerCase();
var whichPlatform = navigator.userAgent;
whichPlatform 	= whichPlatform.toLowerCase();

function alertPrint() {
  if (whichPlatform.indexOf("mac") != -1){
	alert("Your browser does not support automatic printing. Please press command + P on your keyboard to print.");
	return true;
  } else {
	alert("Your browser does not support automatic printing. Please press control + P on your keyboard to print.");
	return true;
  }
}
var isNSMac;
if ((whichPlatform.indexOf("mac") != -1) && (whichBrowser == "netscape") && (parseInt(navigator.appVersion) < 6)) isNSMac = true;
function printPage(){
  if (isNSMac){
	alertPrint();
  } else {
	window.print();
	//setTimeout("goToURL();", 3000);
  }
}
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 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 CurrencyFormatted(amount)
{
var i = parseFloat(amount);
if(isNaN(i)) { i = 0.00; }
var minus = '';
if(i < 0) { minus = '-'; }
i = Math.abs(i);
i = parseInt((i + .005) * 100);
i = i / 100;
s = new String(i);
if(s.indexOf('.') < 0) { s += '.00'; }
if(s.indexOf('.') == (s.length - 2)) { s += '0'; }
s = minus + s;
return s;
}
// end of function CurrencyFormatted()

function changeCatalogSearchForm() 
{ 
	var catalogid = document.CatalogSearchForm.searchString.options[document.CatalogSearchForm.searchString.selectedIndex].value;
  	if (catalogid != "0") document.CatalogSearchForm.submit(); 
} 

function changeShowImage()
{
	document.ShowImageForm.submit();
}

function changeForm(f)
{
	f.submit();
}

function enableField(f)
{
	f.disabled = false;
}

function disableField(f)
{
	f.disabled = true;
}

function clearField()
{
	//pass as many fields as you need
	for(var i=0; i<arguments.length; i++){
		arguments[i].value = "";
	}
}