function move_menu(num)
{
	switch(num)

	{

	  case 1:window.location="aboutus.htm" ;break;

	  case 2:window.location="product.htm" ;break;

	  case 3:window.location="services.htm" ;break;

	  case 4:window.location="readme.htm" ;break;

	  case 5:window.location="sitemap.htm" ;break;

	}
}

var aryImages = new Array(2);

aryImages[0] = "images/theme/b_01_a.gif";
aryImages[1] = "images/theme/b_01.gif";

for (i=0; i < aryImages.length; i++) 
{
	var preload = new Image();
	preload.src = aryImages[i];
}

function swap(imgIndex) 
{
	document['imgLogo'].src = aryImages[imgIndex];
}