function imageswap() 
{
	image = new Image();
	number = 0;

	image[number++] = "<img src='img/right_content_index01.jpg' id='nomargin'  class='border' alt='' />";
	image[number++] = "<img src='img/right_content_index02.jpg' id='nomargin'  class='border' alt='' />";
	image[number++] = "<img src='img/right_content_index03.jpg' id='nomargin'  class='border' alt='' />";
	image[number++] = "<img src='img/right_content_index04.jpg' id='nomargin'  class='border' alt='' />";

	increment = Math.floor(Math.random() * number);

	document.write(image[increment]);
}