//Array containing all PNG images on the page
	var PNGimageArray = new Array();
	var isPrinting = false;

	//Path to the blank image (1x1 transparent)
	//var blankSrc = "blank.gif";
	var blankSrc = "blank.gif";

	//Captures print events
	/*window.attachEvent("onbeforeprint", function () { beforePrint(); } );
	window.attachEvent("onafterprint", function () { afterPrint(); } );       */
														  
	//Tests if element is a PNG image, and if so fixes it
	function addPngImage(element){
		if (/\.png$/i.test(element.src)) {
			fixImage(element);
			element.attachEvent("onpropertychange", function () { propertyChanged(); } );
			PNGimageArray[PNGimageArray.length] = element;
		}
	}

	//Applies filter and changes source to blank
	function fixImage(element) {
		element.runtimeStyle.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + element.src + "')";
		element.src = blankSrc;
	}

	//If property "src" is changed fixs image (not if it is changed to blank though)
	function propertyChanged() {
		if (isPrinting) return;
		var element = event.srcElement;
		var pName = event.propertyName;
		if (pName != "src") return;
		if (!new RegExp(blankSrc).test(element.src))
			fixImage(element);

	}

	//Turns image back to original before print (Explorer can't print filters)
	function beforePrint() {
		isPrinting = true;
		var element;
		for(var i = 0; i<PNGimageArray.length; i++){
			element = PNGimageArray[i];
			element.src = element.filters[0].src;
			element.runtimeStyle.filter = "";
		}

	}

	//Fixes image after print
	function afterPrint() {
		isPrinting = false;
		var element;
		for(var i = 0; i<PNGimageArray.length; i++){
			element = PNGimageArray[i];
			fixImage(element);

		}
	}