function openDropdownMenu(id){
	$('menuArtists'+id).show();
}

function closeDropdownMenu(id){
	$('menuArtists'+id).hide();
}

function onEndCrop(coords, dimensions) {
	$('crop_x1').value = coords.x1;
	$('crop_y1').value = coords.y1;
	$('crop_x2').value = coords.x2;
 	$('crop_y2').value = coords.y2;
	$('crop_width').value = dimensions.width;
	$('crop_height').value = dimensions.height;
}

var slideNumber=0;
var countSlides;

function startSlideshow(){
	countSlides();
	setTimeout("slideshow()" , 3000);
}

function countSlides(){
	if ($('slides') != null) {
		countSlides = $('slides').select('.slide').length;
	}
}

function slideshow(){
	slideNumber = slideNumber + 1;
	if(slideNumber == countSlides){
		slideNumber = 0;
		slide = "slide"+countSlides;
		nextSlide = 'slide'+(slideNumber+1);
		$(slide).fade({duration:3.0});
	}else{
		slide = "slide"+slideNumber;	
		nextSlide = 'slide'+(slideNumber+1);
	}
		if ($(nextSlide) != null) {
			$(nextSlide).appear({duration:3.0});
		}
		setTimeout("nextSlideView('"+slide+"')" , 5000);
}

function nextSlideView(slide){
	if ($(slide) != null) {
		$(slide).hide();
	}
	setTimeout("slideshow()" , 5000);	
}