myImages=new Array()
myImages[0]=".jpg"
myImages[1]="_2.jpg"
myImages[2]="_3.jpg"
myImages[3]="_4.jpg"
myImages[4]="_5.jpg"
myImages[5]="_6.jpg"
myImages[6]="_7.jpg"
myImages[7]="_8.jpg"
myImages[8]="_9.jpg"
myImages[9]="_10.jpg"
myImages[10]="_11.jpg"
myImages[11]="_12.jpg"



function first(z)
{
document.getElementById('imageviewer').src = z + myImages[0]
i=0
}

function previous(z)
{
if (i>0)
	{
	i--
	document.getElementById('imageviewer').src = z + myImages[i]
	}
}

function next(x,z)
{
if (i<x)
	{
	i++
	document.getElementById('imageviewer').src = z + myImages[i]
	}
}

function last(x,z)
{
document.getElementById('imageviewer').src = z + myImages[x]
i=x
}