// JavaScript Document
	function start_slideshow(start_frame, end_frame, delay) {
        headline1 = document.getElementById("hlcontainer1")
        headline1.style.display = 'block';
	    playFlag = 0;
        nfto = setTimeout(switch_slides(start_frame,start_frame,end_frame, delay), delay);
    }
                            
    function switch_slides(frame, start_frame, end_frame, delay) {
        return (function() {
            Effect.Fade('hlcontainer' + frame);
            if (frame == end_frame) { frame = start_frame; } else { frame = frame + 1; }
			thisframe = frame;
            tfto = setTimeout("Effect.Appear('hlcontainer" + frame + "');", 1000);
            nfto = setTimeout(switch_slides(frame, start_frame, end_frame, delay), delay + 1000);
        })
    }
	function play_pause_slides(button){
		 if (button.className == 'playing') { 
			 button.className = 'paused';
			 button.setAttribute('class','paused');
		     clearTimeout(nfto); 
		     } 
		 else {
             nfto = setTimeout(switch_slides(thisframe,start_frame,end_frame, delay),10);
			 button.className = 'playing';
			 button.setAttribute('class','playing');
			 };
	}
    function changeClass(elementid) {		 
            thisLink = document.getElementById(elementid);
			thisLink.className ='biocurrent';
    }