universe = function() {
	   // show earth/moon
	   $('object1').style.display = 'block';
	   
	   var object1 = new Run({
		   elements: 'object1',
		   style: {
			   // use Run.SINUS/COSINUS for circular motion
			   left: ['0px','300px',Run.SINUS],
			   top: ['0px','300px',Run.COSINUS]
		   },
		   onfirst: function() {
		   },
		   onnext: function() {
			   if(this.getStep() == 850) {
				   // change image behind main image
				   setObjectImage();
			   }
		   },
		   time:25,
			   
		   // repeat infinite
		   iterations:0
	   });
		
      // setup transparent PNG support
	  if($('my_picture')) {
		  myPic = new OpacityObject('my_picture','images/casey2');
		  myPic.setBackground();	   
	  }
	
	   setObjectImage();
}
dojo.addOnLoad(universe);	


// set a random image into the object1 div
function setObjectImage() {
	rn = Math.floor(Math.random()*8)
    myPic = new OpacityObject('object1','images/hubble/image' + rn );
	myPic.setBackground();	   
}


function playMp3File(f,o) {
      var md = $('mp3_div');

      var  title = '';
      if(o && o.firstChild) {
          title = o.firstChild.nodeValue;
      }
      $('mp3_div_title').innerHTML = 'Now playing: ' + title;
      $('mp3_div_wrapper').style.display = 'block';

      var player=document.getElementById('player');
      var obj = {file:f};
      player.sendEvent("LOAD",obj);
      player.sendEvent("PLAY");
}

function stopPlaying() {
       $('mp3_div').innerHTML = '';
        $('mp3_div_wrapper').style.display = 'none';
}



function sayHello() {
    var msg=document.getElementById('hello_text').value;
    dojo.io.bind({
        url: "/sqlkitchen/send_email.jsp?msg=" + escape(msg),
        load: function(type, data, evt){},
        mimetype: "text/plain"
    });
   doMessageSent();
}

function doMessageSent() {
   document.getElementById('hello_text').value='';
   alert('Messasge sent, thank you.');
}