// JavaScript Document

function galleryInit()
{
	document.currentImage=0;	
}

function setGalleryImage( image)
{
	document.images.gallery_img.src=image;
}

function setImage( num )
{
	setGalleryImage( document.galleryPath+document.galleryImages[num] );
	document.getElementById('galleryNum').firstChild.nodeValue =  (num+1).toString();
	document.currentImage=num;
}

function nextImage()
{
	var size;
	var lastelem;
	lastelem = document.currentImage;
	size = document.galleryImages.length;
	document.currentImage+=1;
	if (document.currentImage>= size)
	{
		document.currentImage=0;
	}
	setImage( document.currentImage );
	
}

function prevImage()
{
	var size;
	var lastelem;
	lastelem = document.currentImage;
	size = document.galleryImages.length;
	document.currentImage-=1;
	if (document.currentImage < 0)
	{
		document.currentImage=size-1;
	}
	setImage( document.currentImage );
	
}

function resetText( elem )
{
	if (!document.textreset)
	{
	document.getElementById( elem ).value = '';
	document.textreset = true;
	}
}