var logo = new Array(36);
		var j=1;
		for(var i = 0; i < logo.length-1; i+=2) {
			logo[i] = new Image(234,84);
			logo[i].src = "images/logos/logo"+j+".png";
			logo[i+1] = new Image(234,84);
			logo[i+1].src= "images/logos/logo"+j+"-over.png";
			j++;
		}
	
	
	

  function SwapOut(myImg){
	myImg = document.getElementById(myImg);
	str = myImg.src;
	str = str.replace(/.png/,"-over.png");
	myImg.src = str;     
   return true;
  }

  function SwapBack(myImg){
	myImg = document.getElementById(myImg);
	str = myImg.src;
	str = str.replace(/-over.png/,".png");
	myImg.src = str;     
   return true;
  }
  
  function nextNetwork() {
  	myImg = document.getElementById("logoOne");
  	imgNo = myImg.src.substr(myImg.src.length-6,2);
  	if(isNaN(imgNo)) {
  		imgNo = myImg.src.substr(myImg.src.length-5,1);
  	}

  	myImg2 = document.getElementById("logoTwo");
  	imgNo2 = myImg2.src.substr(myImg2.src.length-6,2);
  	if(isNaN(imgNo2)) {
  		imgNo2 = myImg2.src.substr(myImg2.src.length-5,1);
  	}
	
	
  	myImg3 = document.getElementById("logoThree");
  	imgNo3 = myImg3.src.substr(myImg3.src.length-6,2);
  	if(isNaN(imgNo3)) {
  		imgNo3 = myImg3.src.substr(myImg3.src.length-5,1);
  	}

  	if(imgNo >= 1 && imgNo < 16) {
		imgNo = parseInt(imgNo) + 3;  		
  		myImg.src = "images/logos/logo"+imgNo+".png";
			imgNo2 = parseInt(imgNo2) + 3;  			
  			myImg2.src = "images/logos/logo"+imgNo2+".png";

			imgNo3 = parseInt(imgNo3) + 3;  			
  			myImg3.src = "images/logos/logo"+imgNo3+".png";
  	}else if(imgNo == 16){
  		myImg.src = "images/logos/logo1.png";
  		myImg2.src = "images/logos/logo2.png";
  		myImg3.src = "images/logos/logo3.png";
  		imgNo = 1; //for link
  	}
  	assignUrls(imgNo);
  }
  
	function previousNetwork() {
  	myImg = document.getElementById("logoOne");
  	imgNo = myImg.src.substr(myImg.src.length-6,2);
  	if(isNaN(imgNo)) {
  		imgNo = myImg.src.substr(myImg.src.length-5,1);
  	}

  	myImg2 = document.getElementById("logoTwo");
  	imgNo2 = myImg2.src.substr(myImg2.src.length-6,2);
  	if(isNaN(imgNo2)) {
  		imgNo2 = myImg2.src.substr(myImg2.src.length-5,1);
  	}
	
	
  	myImg3 = document.getElementById("logoThree");
  	imgNo3 = myImg3.src.substr(myImg3.src.length-6,2);
  	if(isNaN(imgNo3)) {
  		imgNo3 = myImg3.src.substr(myImg3.src.length-5,1);
  	}

  	if(imgNo >= 4) {
		imgNo = parseInt(imgNo) - 3;  		
  		myImg.src = "images/logos/logo"+imgNo+".png";
			imgNo2 = parseInt(imgNo2) - 3;  			
  			myImg2.src = "images/logos/logo"+imgNo2+".png";

			imgNo3 = parseInt(imgNo3) - 3;  			
  			myImg3.src = "images/logos/logo"+imgNo3+".png";
  	}else if(imgNo == 1) {
  		myImg.src = "images/logos/logo16.png";
  		myImg2.src = "images/logos/logo17.png";
  		myImg3.src = "images/logos/logo18.png";
  		imgNo = 16;  		
  	}
  	
  	assignUrls(imgNo);
  }
  
  function assignUrls(imgNo) {
  	myImg1 = document.getElementById("logoOne");
  	myImg1Link = myImg1.parentNode;
  	myImg2 = document.getElementById("logoTwo");
  	myImg2Link = myImg2.parentNode; 
  	myImg3 = document.getElementById("logoThree");
  	myImg3Link = myImg3.parentNode;
  	
  	switch (imgNo) {
  	
  		case 1:
  			myImg1Link.setAttribute("href","/tylercruz.php");
  			myImg2Link.setAttribute("href","/pokerforums.php");
  			myImg3Link.setAttribute("href","/publisherchallenge.php");
  			break;
  		case 4:
  			myImg1Link.setAttribute("href","/movievault.php");
  			myImg2Link.setAttribute("href","/publisherspot.php");
  			myImg3Link.setAttribute("href","/mmaforums.php");
  			break;
		case 7:  	
  			myImg1Link.setAttribute("href","/robotwarz.php");	 
  			myImg2Link.setAttribute("href","/cookingforums.php");
  			myImg3Link.setAttribute("href","/publisherforums.php");
  			break;
		case 10:
  			myImg1Link.setAttribute("href","/weightlossforums.php");
  			myImg2Link.setAttribute("href","/starcraft2.php");
  			myImg3Link.setAttribute("href","/gymnasticsforums.php");
  			break;
  		case 13:
  			myImg1Link.setAttribute("href","/badmintonforums.php");
  			myImg2Link.setAttribute("href","/thetylerproject.php");
  			myImg3Link.setAttribute("href","/freebieforums.php");
  			break;
		case 16:
  			myImg1Link.setAttribute("href","/carforums.php");
  			myImg2Link.setAttribute("href","/replayer.php");
  			myImg3Link.setAttribute("href","/");
  			break;
  	}
  }