+ var selected_tags = document.getElementById("selected_tags");
+ selected_tags.innerHTML = "Loading...";
+ selected_tags.innerHTML = HTML_AJAX.grab(encodeURI('rpc.php?action=show_selected_tags'));
+}
+
+function showPhotoIndex(begin_with)
+{
+ if(begin_with == undefined)
+ HTML_AJAX.replace(document.getElementById("content"), encodeURI('rpc.php?action=show_photo_index'));
+ else
+ HTML_AJAX.replace(document.getElementById("content"), encodeURI('rpc.php?action=show_photo_index&begin_with=' + begin_with));
+}
+
+// if photo index is currently shown, refresh it
+function refreshPhotoIndex()
+{
+ if(document.getElementById("matrix") != undefined || startup == 1) {
+ showPhotoIndex();
+ startup = 0;
+ }
+}
+
+function click(object)
+{
+ if(object.blur)
+ object.blur();
+
+}
+
+// set the radio button with the given value as being checked
+// do nothing if there are no radio buttons
+// if the given value does not exist, all the radio buttons
+// are reset to unchecked
+function setCheckedValue(condition, value) {
+
+ var count = condition.length;
+ if(count == undefined) {
+ condition.checked = (condition.value == value.toString());
+ return;
+ }
+ for(var i = 0; i < count; i++) {
+ condition[i].checked = false;
+ if(condition[i].value == value.toString()) {
+ condition[i].checked = true;
+ }
+ }
+}
+
+function startSearch()
+{
+ var searchfor = document.getElementsByName('searchfor')[0].value
+
+ from_year = document.getElementById('fromyear').value;
+ from_month = document.getElementById('frommonth').value;
+ from_day = document.getElementById('fromday').value;
+ from = from_year +"-"+ from_month +"-"+ from_day;
+ to_year = document.getElementById('toyear').value;
+ to_month = document.getElementById('tomonth').value;
+ to_day = document.getElementById('today').value;
+ to = to_year +"-"+ to_month +"-"+ to_day;
+
+ var request = 'rpc.php?action=search';
+
+ if(searchfor != "") {
+ request = request + '&for=' + searchfor;
+ }
+
+ if(document.getElementsByName('consider_date')[0].checked == true) {
+ request = request + '&from='+ from +'&to='+ to;
+ }
+
+ HTML_AJAX.grab(encodeURI(request));
+
+ refreshAvailableTags();
+ refreshSelectedTags();
+ showPhotoIndex();
+
+}
+
+function datesearch()
+{
+ var mode = true;
+
+ if(document.getElementsByName('consider_date')[0].checked == true) {
+ mode = false;
+ }
+
+ document.getElementById('fromyear').disabled = mode;
+ document.getElementById('frommonth').disabled = mode;
+ document.getElementById('fromday').disabled = mode;
+ document.getElementById('toyear').disabled = mode;
+ document.getElementById('tomonth').disabled = mode;
+ document.getElementById('today').disabled = mode;
+
+}
+
+function setViewMode(mode)
+{
+ var exprt = document.getElementById('output');
+ exprt.innerHTML = "Loading...";
+ exprt.innerHTML = HTML_AJAX.grab(encodeURI('rpc.php?action=get_export&mode=' + mode));
+}
+
+function clearSearch()
+{
+ document.getElementsByName('searchfor')[0].value = '';
+
+ if(document.getElementsByName('consider_date')[0].checked == true) {
+ document.getElementsByName('consider_date')[0].checked = false;
+ datesearch();
+ }
+}
+
+function AskServerWhatToDo()
+{
+ return HTML_AJAX.grab(encodeURI('rpc.php?action=what_to_do'));
+}
+
+function init_phpfspot(mode)
+{
+ /* always load list of available tags */
+ refreshAvailableTags();
+
+ /* ask the server what we are currently displaying */
+ whattodo = AskServerWhatToDo();
+
+ if(whattodo == 'showpi' || whattodo == 'showpi_date') {
+ showPhotoIndex();
+ }
+ if(whattodo == 'showpi_tags') {
+ refreshSelectedTags();
+ showPhotoIndex();
+ }
+ if(whattodo == 'show_photo') {
+ if(photo = getPhotoToShow()) {
+ showImage(photo)
+ refreshSelectedTags();
+ }
+ }
+} // init_phpfspot()
+
+function setBackGrdColor(item, color)
+{
+ if(color == 'mouseover')
+ item.style.backgroundColor='#c6e9ff';
+ if(color == 'mouseout')
+ item.style.backgroundColor='#eeeeee';
+ if(color == 'mouseclick')
+ item.style.backgroundColor='#93A8CA';
+}
+
+function getPhotoToShow()
+{
+ // update selected tags
+ var photo_to_show = HTML_AJAX.grab(encodeURI('rpc.php?action=get_photo_to_show'));
+
+ // if no image needs to be shown, return false from here
+ if(photo_to_show == "")
+ return false;
+
+ return photo_to_show;