/* swap image facility */
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_findObj(n, d) { //v4.01
  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);
  if(!x && d.getElementById) x=d.getElementById(n); 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];}
}

/* preload facility */

function MM_preloadImages()
{
	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];}}
}

/* clear data */
function clearField(me)
{
	if (me.defaultValue==me.value) me.value = '';
}

/* popup */
function popUp(myFile, myName, myWidth, myHeight) {
	//var image = window.open(myFile, myName ,"width=" + myWidth + ",height=" + myHeight + ",status=no,toolbar=no,directories=no,scrollbars=no,location=no,resizable=no,menubar=no")

	var t = null
	if ((myName) && (myName != '_blank'))
		t = myName;
	var a = myFile;
	var g = false;
	tb_show(t,a,g);
	//this.blur();
	//return false;
	
}

function popUpPage(myFile, myName, myWidth, myHeight) {
	var image = window.open(myFile, myName ,"width=" + myWidth + ",height=" + myHeight + ",status=no,toolbar=no,directories=no,scrollbars=no,location=no,resizable=no,menubar=no")

	return false;
}

/* IE6 PNG fix */

var bgsleight	= function() {
	
	function addLoadEvent(func) {
		var oldonload = window.onload;
		if (typeof window.onload != 'function') {
			window.onload = func;
		} else {
			window.onload = function() {
				if (oldonload) {
					oldonload();
				}
				func();
			}
		}
	}
	
	function fnLoadPngs() {
		var rslt = navigator.appVersion.match(/MSIE (\d+\.\d+)/, '');
		var itsAllGood = (rslt != null && Number(rslt[1]) >= 5.5);
		for (var i = document.all.length - 1, obj = null; (obj = document.all[i]); i--) {
			if (itsAllGood && obj.currentStyle.backgroundImage.match(/\.png/i) != null) {
				fnFixPng(obj);
				obj.attachEvent("onpropertychange", fnPropertyChanged);
			}
		}
	}

	function fnPropertyChanged() {
		if (window.event.propertyName == "style.backgroundImage") {
			var el = window.event.srcElement;
			if (!el.currentStyle.backgroundImage.match(/x\.gif/i)) {
				var bg	= el.currentStyle.backgroundImage;
				var src = bg.substring(5,bg.length-2);
				el.filters.item(0).src = src;
				el.style.backgroundImage = "url(x.gif)";
			}
		}
	}

	function fnFixPng(obj) {
		var bg	= obj.currentStyle.backgroundImage;
		var src = bg.substring(5,bg.length-2);
		obj.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + src + "', sizingMethod='scale')";
		obj.style.backgroundImage = "url(x.gif)";
	}
	
	
	
	
	return {
		
		init: function() {
			
			if (navigator.platform == "Win32" && navigator.appName == "Microsoft Internet Explorer" && window.attachEvent) {
				addLoadEvent(fnLoadPngs);
			}
			
		}
	}
	
}();

bgsleight.init();

function check_stock(thisform)
{
    if ((thisform.elements['qty'].value * 1) > (thisform.elements['stock_available'].value * 1))
    {
        alert("Sorry there are not enough in stock") // +thisform.elements['qty'].value+"' '"+thisform.elements['stock_available'].value+"'");
        return false;
    }
    else
        return true;
}