function zoom_in(picture){
	//alert(picture_switch);
	Effect.Appear('shape', {duration:2});
	document.getElementById('photo').src=picture;
}
function zoom_out() {
	Effect.Fade('shape', {duration:0.1});
	document.getElementById('photo').src='images/dummy.gif';
}
function open_div(div) {
	//alert(div);
	check = document.getElementById(div).style.display;
	if (check == 'none') {
		Effect.SlideDown(div, {duration:2});	
		//document.getElementById(div).style.display='block';
	} else {
		Effect.SlideUp(div, {duration:2});	
		//document.getElementById(div).style.display='none';
	}
	
}