var logo = 0;

function rotate_sports() {

   var image=new Array(12);
      image[0]='images/Suns.png';
      image[1]='images/DBacks.png';
      image[2]='images/Cardinals.png';   
      image[3]='images/Coyotes.png';
      image[4]='images/Rattlers.png';
      image[5]='images/Mercury.png';
      image[6]='images/AZGolf.png';
      image[7]='images/ASU.png';
      image[8]='images/nascar.png';
      image[9]='images/NAU.png';
      image[10]='images/UofA.png';
      image[11]='images/FiestaBowl.png';

   var imagetitle=new Array(12);
      imagetitle[0]='Phoenix Suns Web Site Logo Property of Phoenix Suns';
      imagetitle[1]='Arizona Diamondbacks Web Site Logo Property of Arizona Diamondbacks';
      imagetitle[2]='Arizona Cardinals Web Site Logo Property of Arizona Cardinals';   
      imagetitle[3]='Phoenix Coyotes Web Site Logo Property of Phoenix Coyotes';
      imagetitle[4]='Arizona Rattlers Web Site Logo Property of Arizona Rattlers';
      imagetitle[5]='Phoenix Mercury Web Site Logo Property of Phoenix Mercury';
      imagetitle[6]='Arizona Golf Association Web Site';
      imagetitle[7]='Arizona State Sun Devils';
      imagetitle[8]='NASCAR Web Site Logo Property of NASCAR';
      imagetitle[9]='Northern Arizona Lumberjacks';
      imagetitle[10]='University of Arizona Wildcats';
      imagetitle[11]='Tostitos Fiesta Bowl';

   var imagelink=new Array(12);
      imagelink[0]='';
      imagelink[1]='';
      imagelink[2]='';   
      imagelink[3]='';
      imagelink[4]='';
      imagelink[5]='';
      imagelink[6]='';
      imagelink[7]='';
      imagelink[8]='';
      imagelink[9]='';
      imagelink[10]='';
      imagelink[11]='';


   if (logo < image.length-1) {logo = logo + 1} else {logo = 0}
   //alert(document.getElementById('sportslink').href);

   document.images['pic0'].src = image[logo];
   document.getElementById('sportslink').title = imagetitle[logo];
   document.getElementById('sportslink').href = imagelink[logo];

}