/* 
       title | RotateSponsors
      author | Nathan Olds
    function | Will automatically rotate the links and images inside a div called sponsorlist

*/
			var slideshowTimer;
						
			rotateShowcase = function() 
			{
				var position = readCookie("slideshowposition");
				var count;
				if (position==null) position = 0;
				
				if (ul = document.getElementById("slideshowcase")) 
				{
					for(j=0;li = ul.getElementsByTagName("li")[j];j++) 
					{
					li.className = li.className.replace("current","");
					if (position==j) {li.className += " current";}
					count = j;
					}					
				}
				position++;
				if (position>count) position = 0;
				createCookie("slideshowposition",position,30);				
				setTimeout("rotateShowcase()",4000);
			}
						
			// Cookie Helpers
			function createCookie(name,value,days) {
				if (days) {
					var date = new Date();
					date.setTime(date.getTime()+(days*24*60*60*1000));
					var expires = "; expires="+date.toGMTString();
				}
				else expires = "";
				document.cookie = name+"="+value+expires+"; path=/";
			}
			
			function readCookie(name) {
				var nameEQ = name + "=";
				var ca = document.cookie.split(';');
				for(var i=0;i < ca.length;i++) {
					var c = ca[i];
					while (c.charAt(0)==' ') c = c.substring(1,c.length);
					if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
				}
				return null;
			}
			
			if (!window.onloadstring) {window.onloadstring = (window.onload != null) ? window.onload : "";}
			window.onloadstring += "rotateShowcase();";
			
			window.onload = function(e) {eval(window.onloadstring);}