function mouseOver()
{
document.getElementById("addtocart").src ="http://www.2goodsoftware.com/2gs_images/addtocart_over.gif"
}
function mouseDown()
{
document.getElementById("addtocart").src ="http://www.2goodsoftware.com/2gs_images/addtocart_down.gif"
}
function mouseOut()
{
document.getElementById("addtocart").src ="http://www.2goodsoftware.com/2gs_images/addtocart.gif"
}