function button1click()
{
  var SLIDE_play = document.getElementById("SLIDE_play");
  var SLIDE_pause = document.getElementById("SLIDE_pause");
   if (SLIDE_pause.src.lastIndexOf("imageslide/paused.jpg") > -1)
  {  
	SLIDE_play.src = "imageslide/playing.jpg";
	SLIDE_play.alt = "playing";
	SLIDE_play.title = "playing";
	SLIDE_pause.src = "imageslide/pause.jpg";
	SLIDE_pause.alt = "pause";
	SLIDE_pause.title = "pause";
  } 
}
function button2click()
{    
  var SLIDE_play = document.getElementById("SLIDE_play");
  var SLIDE_pause = document.getElementById("SLIDE_pause");
  if (SLIDE_play.src.lastIndexOf("imageslide/playing.jpg") > -1)
  {  
	SLIDE_play.src = "imageslide/play.jpg";
	SLIDE_play.alt = "play";
	SLIDE_play.title = "play";
	SLIDE_pause.src = "imageslide/paused.jpg";
	SLIDE_pause.alt = "paused";
	SLIDE_pause.title = "paused";
  }
}