var browserName = navigator.appName; 

function setTransparency(object, transparency) {
	if (browserName == "Netscape") {
		var opacity = (transparency / 100);
		//alert(opacity);
		object.style.opacity = opacity; //parseInt(transparency,10)/10).toString();
	}
	else if (browserName == "Microsoft Internet Explorer") {
		//alert(transparency);
		object.style.filter = "alpha(opacity=" + transparency + ")";
	}


	//filter:alpha(opacity=40);
	//-moz-opacity:.40;
	//opacity:.40;}
}

function showMouseOverButton(sender) {
	// get all child images
	var aoImages = sender.getElementsByTagName("img");
	
	// find the image with '_true' in name
	for (var iImageIndex = 0; iImageIndex < aoImages.length; iImageIndex++) {
		if (aoImages[iImageIndex].src.toLowerCase().indexOf("_true") != -1 || aoImages[iImageIndex].getAttribute('is_hover_image') == "true") {
			// set transparency to 0
			setTransparency(aoImages[iImageIndex], 0);
			
			// display the image
			aoImages[iImageIndex].style.display = "block";

			fade(aoImages[iImageIndex], 100, 1, 8);

			// fade to a transparancy of 100
			//fadeTransparencyUp(aoImages[iImageIndex], 100, 50);
		}
	}
}

function hideMouseOverButton(sender) {
	// get all child images
	var aoImages = sender.getElementsByTagName("img");

	// find the image with '_true' in name
	for (var iImageIndex = 0; iImageIndex < aoImages.length; iImageIndex++) {
		if (aoImages[iImageIndex].src.toLowerCase().indexOf("_true") != -1 || aoImages[iImageIndex].getAttribute('is_hover_image') == "true") {
			// fade to a transparancy of 100
			//fadeTransparencyDown(aoImages[iImageIndex], 0, 30);
			fade(aoImages[iImageIndex], 0, 1, 8);

			//aoImages[iImageIndex].style.display = "none";
		}
	}
}