function get_image(action, image_num)
{
	if (document.getElementById('number_image'))
		document.getElementById('number_image').value=image_num;

	image_num = (image_num.length==1)?'0'+image_num:image_num;
	
	nimage="/images/"+action+""+image_num+".jpg";
	bimage="/images/b"+action+""+image_num+".jpg";
	
	//alert (nimage);
	// change focus image
	document.focus_image.src=nimage;
	// change big image
	document.getElementById('hidden_image').value=bimage;
	document.location;
}

function get_prev_image(action)
{	
	image_num='0';

	if (document.getElementById('number_image') && document.getElementById('nummax_image'))
	{	
		if (document.getElementById('number_image').value == 0)
		{
			/*alert(document.getElementById('nummax_image').value);*/
			image_num=document.getElementById('nummax_image').value;
		}
		else
		{
			document.getElementById('number_image').value--;
			image_num=document.getElementById('number_image').value;
		}
	}

	get_image(action, image_num)
	document.location;
}

function get_next_image(action)
{	
	image_num='0';

	if (document.getElementById('number_image') && document.getElementById('nummax_image'))
	{	
		if (document.getElementById('number_image').value != (document.getElementById('nummax_image').value))
		{
			document.getElementById('number_image').value++;
			image_num=document.getElementById('number_image').value;
		}
	}

	get_image(action, image_num)
	document.location;
}


function get_bimage()
{
	//alert (window.location.protocol+'//'+window.location.hostname+window.location.search);
	//window.open(document.getElementById('hidden_image').value,document.getElementById('hidden_image').value);
	window.open('http://www.eweex.co.uk'+document.getElementById('hidden_image').value,document.getElementById('hidden_image').value);
}