function showDateDesc(id) {
	Effect.BlindDown(id);
	$(id+'_container').innerHTML = "<a href=\"javascript:hideDateDesc('"+id+"')\"><img class=\"detail_img_link\" src=\"./PICTURES/hide_detail.png\" title=\"Details Ausblenden\" alt=\" \"/></a>";
}

function hideDateDesc(id) {
	Effect.BlindUp(id);
	$(id+'_container').innerHTML = "<a href=\"javascript:showDateDesc('"+id+"')\"><img class=\"detail_img_link\" src=\"./PICTURES/show_detail.png\" title=\"Details Einblenden\" alt=\" \"/></a>";
}