var buttonBarPics = new Array();

buttonBarPics[0] = new Image(61,33);
buttonBarPics[0].src = "images/nav/product/vista_on.gif";
buttonBarPics[1] = new Image(61,33);
buttonBarPics[1].src = "images/nav/product/vista_off.gif";
buttonBarPics[2] = new Image(108,33);
buttonBarPics[2].src = "images/nav/product/hydrovantage_on.gif";
buttonBarPics[3] = new Image(108,33);
buttonBarPics[3].src = "images/nav/product/hydrovantage_off.gif";
buttonBarPics[4] = new Image(121,33);
buttonBarPics[4].src = "images/nav/product/simsys_end_off.gif";
buttonBarPics[5] = new Image(121,33);
buttonBarPics[5].src = "images/nav/product/simsys_end_on.gif";


function buttonBar(obj,doc) {
	doc.src = buttonBarPics[obj].src;
}