// Javascript show/hide image script for big images

/**

function showPic (whichpic) {
if (document.getElementById) {
document.getElementById('placeholder').src = whichpic.href;
  if (whichpic.title) {
   document.getElementById('carousel-th').childNodes[0].nodeValue = whichpic.title;
  } else {
   document.getElementById('carousel-th').childNodes[0].nodeValue = whichpic.childNodes[0].nodeValue;
  }
  return false;
 } else {
  return true;
 }
}
**/



/**
 * Custom button state handler for enabling/disabling button state. 
 * Called when the carousel has determined that the previous button
 * state should be changed.
 * Specified to the carousel as the configuration
 * parameter: prevButtonStateHandler
 **/
var handlePrevButtonState = function(type, args) {

	var enabling = args[0];
	var leftImage = args[1];
	if(enabling) {
		leftImage.src = "../images/left-enabled.gif";	
	} else {
		leftImage.src = "../images/left-disabled.gif";	}
	
};

/**
 * Custom button state handler for enabling/disabling button state. 
 * Called when the carousel has determined that the next button
 * state should be changed.
 * Specified to the carousel as the configuration
 * parameter: nextButtonStateHandler
 **/
var handleNextButtonState = function(type, args) {

	var enabling = args[0];
	var rightImage = args[1];
	
	if(enabling) {
		rightImage.src = "../images/right-enabled.gif";
	} else {
		rightImage.src = "../images/right-disabled.gif";
	}
	
};