/**
 * 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 = "/img/decor/left_arrow_enabled.gif";	
	} else {
		leftImage.src = "/img/decor/left_arrow_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 = "/img/decor/right_arrow_enabled.gif";
	} else {
		rightImage.src = "/img/decor/right_arrow_disabled.gif";
	}
	
};


/**
 * You must create the carousel after the page is loaded since it is
 * dependent on an HTML element (in this case 'mycarousel'.) See the
 * HTML code below.
 **/
var carousel;
var pageLoad = function() {
	carousel = new YAHOO.extension.Carousel("carousel", {
        numVisible:        4,
        animationSpeed:    0.3,
        scrollInc:         1,
        navMargin:         30,
        prevElement:     "prev-arrow",
        nextElement:     "next-arrow",
        size:              14,
        prevButtonStateHandler:   handlePrevButtonState,
        nextButtonStateHandler:   handleNextButtonState
    } );
};

YAHOO.util.Event.addListener(window, 'load', pageLoad);

/************** Popup Window **************/
var popupLinkConfig = new Array;
// popupLinkConfig["class"] = new Array("targetname","width=550,height=350,scrollbars=yes,resizable=yes,status=yes,toolbar=yes,location=yes,menubar=yes");
popupLinkConfig["acp"] = new Array("","width=600,height=380,scrollbars=no,resizable=no,status=no,toolbar=no,location=no,menubar=no");
popupLinkConfig["ipipeline"] = new Array("ipipeline","width=1024,height=768,scrollbars=yes,resizable=yes,status=yes,toolbar=yes,location=yes,menubar=yes");

function initPopupLinks() {
  if (!document.getElementsByTagName) return true;
  var pageLinks = document.getElementsByTagName("a");
  for (var i = 0; i < pageLinks.length; i++) 
  {
    if (((pageLinks[i].className != null) && 
         (pageLinks[i].className != "")) ||
        ((pageLinks[i].parentNode.className != null) && 
         (pageLinks[i].parentNode.className != "")))
    {
      var linkClass = " " + pageLinks[i].className + " ";
      if ((linkClass == "  ") && (pageLinks[i].parentNode.className != ""))
      {
        linkClass = " " + pageLinks[i].parentNode.className + " ";
      }
      for (var theKey in popupLinkConfig) 
      {
        if (linkClass.indexOf(" " + theKey + " ") > -1)
        {
          if ((pageLinks[i].target == "") || (pageLinks[i].target == null))
          {
            pageLinks[i].target = (popupLinkConfig[theKey][0] != "") ? popupLinkConfig[theKey][0] : theKey;
          }
          pageLinks[i].settings = popupLinkConfig[theKey][1];
          pageLinks[i].onclick = popUp;
        }
      }
    }
  }
  return true;
}

function popUp() {
  newWin = window.open(this.href, this.target, this.settings);
  newWin.focus();
  return false;
}

YAHOO.util.Event.addListener(window, 'load', initPopupLinks);