var currentTab = 1 ;
	var DELAY_MS = 15000 ;
	var adTimeoutId ;

function isObjectNull(obj){
	return ((obj != null) && (obj != undefined) && (obj != 'undefined'));
}	
	
function initBannerAds() {
	adTimeoutId = setTimeout("nextTab()", DELAY_MS) ;
	advertileTimeoutId = setTimeout("nextAdTab()", DELAY_MS) ;
}

function nextTab() {
	hideTab() ;
	if ( document.getElementById("ba-tab" + ( currentTab + 1 ) ) ) {
		currentTab++ ;
	}
	else {
		currentTab = 1 ;
	}
	displayTab() ;
	adTimeoutId = setTimeout("nextTab()", DELAY_MS) ;
}

function bannerTabSelect(Ad) {
	clearTimeout(adTimeoutId) ;
	hideTab() ;
	currentTab = Ad ;
	displayTab() ;
	adTimeoutId = setTimeout("nextTab()", ( DELAY_MS * 2 ) ) ;
}

function bannerTabOver(Ad) {
	clearTimeout(adTimeoutId) ;
	hideTabText() ;
	displayTabAltText(Ad) ;
	adTimeoutId = setTimeout("nextTab()", ( DELAY_MS * 2 ) ) ;
}

function bannerTabOut(Ad) {
	clearTimeout(adTimeoutId) ;
	hideTabAltText() ;
	displayTabText() ;
	adTimeoutId = setTimeout("nextTab()", ( DELAY_MS * 2 ) ) ;
}

function hideTab() {
	if (isObjectNull(currentTab) && isObjectNull(document.getElementById("ba-tab" + currentTab))){
		document.getElementById("ba-tab" + currentTab).style.display = "none" ;
		document.getElementById("ba-tab" + currentTab).style.visibility = "hidden" ;
	}
}

function displayTab() {
	if (isObjectNull(currentTab) && isObjectNull(document.getElementById("ba-tab" + currentTab))){
		document.getElementById("ba-tab" + currentTab).style.display = "" ;
		document.getElementById("ba-tab" + currentTab).style.visibility = "" ;
		displayTabText() ;
		hideTabAltText() ;
	}
}

function hideTabText() {
	if (isObjectNull(currentTab) && isObjectNull(document.getElementById("ba-tab" + currentTab + "-tab-text"))){
		document.getElementById("ba-tab" + currentTab + "-tab-text").style.display = "none" ;
		document.getElementById("ba-tab" + currentTab + "-tab-text").style.visibility = "hidden" ;
	}
}

function displayTabText() {
	if (isObjectNull(currentTab) && isObjectNull(document.getElementById("ba-tab" + currentTab + "-tab-text"))){
		document.getElementById("ba-tab" + currentTab + "-tab-text").style.display = "" ;
		document.getElementById("ba-tab" + currentTab + "-tab-text").style.visibility = "" ;
	}
}

function hideTabAltText() {
	if (isObjectNull(currentTab) && isObjectNull(document.getElementById("ba-tab" + currentTab + "-tab-alt-text"))){
		document.getElementById("ba-tab" + currentTab + "-tab-alt-text").style.display = "none" ;
		document.getElementById("ba-tab" + currentTab + "-tab-alt-text").style.visibility = "hidden" ;
	}
}

function displayTabAltText(tab) {
	if ((isObjectNull(currentTab) && isObjectNull(document.getElementById("ba-tab" + currentTab + "-tab-alt-text")))
		&& (isObjectNull(document.getElementById("ba-tab" + currentTab + "-tab-text")))){
		document.getElementById("ba-tab" + currentTab + "-tab-alt-text").innerHTML = document.getElementById("ba-tab" + tab + "-tab-text").innerHTML ;
		document.getElementById("ba-tab" + currentTab + "-tab-alt-text").style.display = "" ;
		document.getElementById("ba-tab" + currentTab + "-tab-alt-text").style.visibility = "" ;
	}
}

<!-- "links" directed to pdf file will open to another tab-->
 $(document).ready(function() {
	 $('.banner-links a[href$=".pdf"], .banner-links a[href*="/doc?"]').attr('target', '_blank');
  });