var grl0 = new Image();
var grl1 = new Image();

grl0.src = "/img/blank.gif";
grl1.src = "/img/oval.gif";

function doButtons1(picimage) {
eval("document['picture1'].src = " + picimage + ".src");
}
function doButtons2(picimage) {
eval("document['picture2'].src = " + picimage + ".src");
}
function doButtons3(picimage) {
eval("document['picture3'].src = " + picimage + ".src");
}
function doButtons4(picimage) {
eval("document['picture4'].src = " + picimage + ".src");
}
function doButtons5(picimage) {
eval("document['picture5'].src = " + picimage + ".src");
}
function doButtons6(picimage) {
eval("document['picture6'].src = " + picimage + ".src");
}
function doButtons7(picimage) {
eval("document['picture7'].src = " + picimage + ".src");
}