/**
 * Kaneland Website Script Library
 *
 * @author Nicolas Borg <nborg@kaneland.org>
 */

/**
 * Load Google Maps
 */
function init_maps() {
    if (GBrowserIsCompatible()) {
        if (document.getElementById("map")) {
            var map = new GMap2(document.getElementById("map"));
            map.setCenter(new GLatLng(37.4419, -122.1419), 13);
        }
    }
}

/**
 * Load Event Tips
 */
function init_tips() {
    if ($$('#upcoming_events ul li')){
        var Tips1 = new Tips($$('#upcoming_events ul li a'), {
            initialize:function(){
                this.fx = new Fx.Style(this.toolTip, 'opacity', {duration: 500, wait: false}).set(0);
            },
            onShow: function(toolTip) {
                this.fx.start(1);
            },
            onHide: function(toolTip) {
                this.fx.start(0);
            },
            className: 'custom'
        });
    }
}

/**
 * Zebra Tables
 * author: David F. Miller
 * url: http://www.alistapart.com/articles/zebratables/
 * stripe_tables() and alterations by Nic Borg
 */
function stripe_tables(class_name) {
    $$('.' + class_name).each(function(el){
    stripe_table(el)
    });
}
  // this function is need to work around
  // a bug in IE related to element attributes
  function hasClass(obj) {
     var result = false;
     if (obj.getAttributeNode("class") != null) {
         result = obj.getAttributeNode("class").value;
     }
     return result;
  }

 function stripe_table(table) {

    // the flag we'll use to keep track of
    // whether the current row is odd or even
    var even = false;

    // if arguments are provided to specify the colours
    // of the even & odd rows, then use the them;
    // otherwise use the following defaults:
    var evenColor = arguments[1] ? arguments[1] : "#fff";
    var oddColor = arguments[2] ? arguments[2] : "#eee";

    // if no such table exists, abort
    if (! table) { return; }

    // by definition, tables can have more than one tbody
    // element, so we'll have to get the list of child
    // &lt;tbody&gt;s
    var tbodies = table.getElementsByTagName("tbody");

    // and iterate through them...
    for (var h = 0; h < tbodies.length; h++) {

     // find all the &lt;tr&gt; elements...
      var trs = tbodies[h].getElementsByTagName("tr");

      // ... and iterate through them
      for (var i = 0; i < trs.length; i++) {

        // avoid rows that have a class attribute
        // or backgroundColor style
        if (!hasClass(trs[i]) && ! trs[i].style.backgroundColor) {

         // get all the cells in this row...
          var tds = trs[i].getElementsByTagName("td");

          // and iterate through them...
          for (var j = 0; j < tds.length; j++) {

            var mytd = tds[j];

            // avoid cells that have a class attribute
            // or backgroundColor style
            if (! hasClass(mytd) && ! mytd.style.backgroundColor) {

              mytd.style.backgroundColor = even ? evenColor : oddColor;

            }
          }
        }
        // flip from odd to even, or vice-versa
        even =  ! even;
      }
    }
  }