// Idea example - rotation

function checkIt(string)
{
	place = detect.indexOf(string) + 1;
	thestring = string;
	return place;
}

var detect = navigator.userAgent.toLowerCase();
var browser;

if (checkIt('konqueror')) browser = "Konqueror";
else if (checkIt('safari')) browser = "Safari"
else if (checkIt('omniweb')) browser = "OmniWeb"
else if (checkIt('opera')) browser = "Opera"
else if (checkIt('webtv')) browser = "WebTV";
else if (checkIt('icab')) browser = "iCab"
else if (checkIt('msie')) browser = "Internet Explorer"
else if (!checkIt('compatible')) browser = "Netscape Navigator"
else browser = "An unknown browser";

var ideaImages = new Array(7)
ideaImages[0]="/img/homepage/ie_frenchman.jpg";
ideaImages[1]="/img/homepage/ie_airline.jpg";
ideaImages[2]="/img/homepage/ie_battery.gif";
ideaImages[3]="/img/homepage/ie_cheaper.jpg";
ideaImages[4]="/img/homepage/ie_terence.jpg";
ideaImages[5]="/img/homepage/ie_pavement.jpg";
ideaImages[6]="/img/homepage/ie_something.jpg";

var ideaLinks = new Array(7)
ideaLinks[0]="/buy/idea_example/frenchman1.php";
ideaLinks[1]="/buy/idea_example/straight_talking_airline1.php";
ideaLinks[2]="/buy/idea_example/battery_preloader1.php";
ideaLinks[3]="/buy/idea_example/cheaper_means_more1.php";
ideaLinks[4]="/buy/idea_example/terence1.php";
ideaLinks[5]="/buy/idea_example/pavement_towels1.php";
ideaLinks[6]="/buy/idea_example/change_the_way1.php";

// Case Studies Rotation

var caseImages = new Array(5)
caseImages[0]="/img/homepage/cs_ac_intercar.jpg";
caseImages[1]="/img/homepage/cs_fhm.jpg";
caseImages[2]="/img/homepage/cs_lastminute.jpg";
caseImages[3]="/img/homepage/cs_poverty_history.jpg";
caseImages[4]="/img/homepage/cs_etam.jpg";

var caseLinks = new Array(5)
caseLinks[0]="/buy/cases/ac_intercar.php";
caseLinks[1]="/buy/cases/emap.php";
caseLinks[2]="/buy/cases/lastminute.php";
caseLinks[3]="/buy/cases/make_powerty_history.php";
caseLinks[4]="/buy/cases/etam.php";

// Corbis banner rotation

var corbisImages = new Array(4)
corbisImages[0]="/img/banners/corbis/corbis_01.gif";
corbisImages[1]="/img/banners/corbis/corbis_02.gif";
corbisImages[2]="/img/banners/corbis/corbis_03.gif";
corbisImages[3]="/img/banners/corbis/corbis_04.gif";

// Display Random

function displayRandom() {

	if(document.images.ideaExample) 	{	
  current = Math.floor(Math.random()*100)%7;
  document.images.ideaExample.src = ideaImages[current];
	if(browser=="Internet Explorer") document.getElementById('ideaLink').href = ideaLinks[current];
	else document.anchors.ideaLink.href = ideaLinks[current];
	}
	
	if(document.images.caseExample) 	{	
		
	geezer = Math.floor(Math.random()*100)%5;
  document.images.caseExample.src = caseImages[geezer];
  if(browser=="Internet Explorer") document.getElementById('caseLink').href = caseLinks[geezer];
  else document.anchors.caseLink.href = caseLinks[geezer];
	}

	if(document.images.corbisExample) 	{	
	
  bloke = Math.floor(Math.random()*100)%4;
  document.images.corbisExample.src = corbisImages[bloke];
  }
}

// Scroll - Idea Example

function showNextIdea() {
	

  if (ideaImages[current+1]) {
    document.images.ideaExample.src = ideaImages[current+1];
    if(browser=="Internet Explorer") document.getElementById('ideaLink').href = ideaLinks[current+1];
    else document.anchors.ideaLink.href = ideaLinks[current+1];
    current++;
  } 
  else {
    document.images.ideaExample.src = ideaImages[0];
    if(browser=="Internet Explorer") document.getElementById('ideaLink').href = ideaLinks[0];
    else document.anchors.ideaLink.href = ideaLinks[0];
    current = 0;
}
}

function showPreviousIdea() {
  if (current-1 >= 0) {
    document.images.ideaExample.src = ideaImages[current-1];
    if(browser=="Internet Explorer") document.getElementById('ideaLink').href = ideaLinks[current-1];
    else document.anchors.ideaLink.href = ideaLinks[current-1];
    current--;
  } else {
   	current = ideaImages.length - 1;
  	document.images.ideaExample.src = ideaImages[current];
    if(browser=="Internet Explorer") document.getElementById('ideaLink').href = ideaLinks[current];
    else document.anchors.ideaLink.href = ideaLinks[current];
   }
}

// Scroll - Cases

function showNextCase() {
	

  if (caseImages[geezer+1]) {
    document.images.caseExample.src = caseImages[geezer+1];
    if(browser=="Internet Explorer") document.getElementById('caseLink').href = caseLinks[geezer+1];
    else document.anchors.caseLink.href = caseLinks[geezer+1];
    geezer++;
  } 
  else {
    document.images.caseExample.src = caseImages[0];
    if(browser=="Internet Explorer") document.getElementById('caseLink').href = caseLinks[0];
    else document.anchors.caseLink.href = caseLinks[0];
    geezer = 0;
	}
}

function showPreviousCase() {
  if (geezer-1 >= 0) {
    document.images.caseExample.src = caseImages[geezer-1];
    if(browser=="Internet Explorer") document.getElementById('caseLink').href = caseLinks[geezer-1];
    else document.anchors.caseLink.href = caseLinks[geezer-1];
    geezer--;
  } else {
   	geezer = caseImages.length - 1;
  	document.images.caseExample.src = caseImages[geezer];
    if(browser=="Internet Explorer") document.getElementById('caseLink').href = caseLinks[geezer];
    else document.anchors.caseLink.href = caseLinks[geezer];
   }
}