function seeNameSearch() {
img1.src = "images/template/naam_selected_new_en.gif";
img2.src = "images/template/trefwoord_unselected_new_en.gif";
searchbykeywordblock.style.display='none';
searchbynameblock.style.display='block';
}

function seeKeywordSearch() {
img1.src = "images/template/naam_unselected_new_en.gif";
img2.src = "images/template/trefwoord_selected_new_en.gif";
searchbynameblock.style.display='none';
searchbykeywordblock.style.display='block';
}