/*
 * jqModal - Minimalist Modaling with jQuery
 *   (http://dev.iceburg.net/jquery/jqModal/)
 *
 * Copyright (c) 2007,2008 Brice Burgess <bhb@iceburg.net>
 * Dual licensed under the MIT and GPL licenses:
 *   http://www.opensource.org/licenses/mit-license.php
 *   http://www.gnu.org/licenses/gpl.html
 * 
 * $Version: 03/01/2009 +r14
 */
( function($) {
  $.fn.jqm = function(o) {
    var p = {
      overlay : 50,
      overlayClass : 'jqmOverlay',
      closeClass : 'jqmClose',
      trigger : '.jqModal',
      ajax : F,
      ajaxText : '',
      target : F,
      modal : F,
      toTop : F,
      onShow : F,
      onHide : F,
      onLoad : F
    };
    return this.each( function() {
      if (this._jqm)
        return H[this._jqm].c = $.extend( {}, H[this._jqm].c, o);
      s++;
      this._jqm = s;
      H[s] = {
        c : $.extend(p, $.jqm.params, o),
        a : F,
        w : $(this).addClass('jqmID' + s),
        s : s
      };
      if (p.trigger)
        $(this).jqmAddTrigger(p.trigger);
    });
  };

  $.fn.jqmAddClose = function(e) {
    return hs(this, e, 'jqmHide');
  };
  $.fn.jqmAddTrigger = function(e) {
    return hs(this, e, 'jqmShow');
  };
  $.fn.jqmShow = function(t) {
    return this.each( function() {
      t = t || window.event;
      $.jqm.open(this._jqm, t);
    });
  };
  $.fn.jqmHide = function(t) {
    return this.each( function() {
      t = t || window.event;
      $.jqm.close(this._jqm, t)
    });
  };

  $.jqm = {
    hash : {},
    open : function(s, t) {
      var h = H[s], c = h.c, cc = '.' + c.closeClass, z = (parseInt(h.w
          .css('z-index'))), z = (z > 0) ? z : 3000, o = $(
          '<div></div>').css( {
        height : '100%',
        width : '100%',
        position : 'fixed',
        left : 0,
        top : 0,
        'z-index' : z - 1,
        opacity : c.overlay / 100
      });
      if (h.a)
        return F;
      h.t = t;
      h.a = true;
      h.w.css('z-index', z);
      if (c.modal) {
        if (!A[0])
          L('bind');
        A.push(s);
      } else if (c.overlay > 0)
        h.w.jqmAddClose(o);
      else
        o = F;

      h.o = (o) ? o.addClass(c.overlayClass).prependTo('body') : F;
      
      if (ie6) {
        $('html,body').css( {
          height : '100%',
          width : '100%'
        });
        if (o) {
          o = o.css( {
            position : 'absolute'
          })[0];
          for ( var y in {
            Top : 1,
            Left : 1
          })
            o.style.setExpression(y.toLowerCase(),
                "(_=(document.documentElement.scroll" + y
                    + " || document.body.scroll" + y
                    + "))+'px'");
        }
      }

      if (c.ajax) {
        var r = c.target || h.w, u = c.ajax, r = (typeof r == 'string') ? $(
            r, h.w)
            : $(r), u = (u.substr(0, 1) == '@') ? $(t).attr(
            u.substring(1)) : u;
        r.html(c.ajaxText).load(u, function() {
          if (c.onLoad)
            c.onLoad.call(this, h);
          if (cc)
            h.w.jqmAddClose($(cc, h.w));
          e(h);
        });
      } else if (cc)
        h.w.jqmAddClose($(cc, h.w));

      if (c.toTop && h.o)
        h.w.before('<span id="jqmP' + h.w[0]._jqm + '"></span>')
            .insertAfter(h.o);
      (c.onShow) ? c.onShow(h) : h.w.show();
      e(h);
      
      // Dennis Hall 2009
      // reposition modal .. it's annoying when it is at the top of the page, but you are scrolled half-way down the page.
      (function(){
        var modal = r && r[0] ? r[0] : h && h.w ? h.w : 0;
        if(modal){
          $(modal).css('top', Math.max($('html')[0].scrollTop, $('body')[0].scrollTop, document.documentElement.scrollTop) + 20);
        }
      })();
      
      return F;
    },
    close : function(s) {
      var h = H[s];
      if (!h.a)
        return F;
      h.a = F;
      if (A[0]) {
        A.pop();
        if (!A[0])
          L('unbind');
      }
      if (h.c.toTop && h.o)
        $('#jqmP' + h.w[0]._jqm).after(h.w).remove();
      if (h.c.onHide)
        h.c.onHide(h);
      else {
        h.w.hide();
        if (h.o)
          h.o.remove();
      }
      return F;
    },
    params : {}
  };
  var s = 0, H = $.jqm.hash, A = [], ie6 = $.browser.msie
      && ($.browser.version == "6.0"), F = false, i = $(
      '<iframe src="javascript:false;document.write(\'\');" class="jqm"></iframe>')
      .css( {
        opacity : 0
      }), e = function(h) {
    if (ie6)
      if (h.o)
        h.o.html('<p style="width:100%;height:100%"/>').prepend(i);
      else if (!$('iframe.jqm', h.w)[0])
        h.w.prepend(i);
    f(h);
  }, f = function(h) {
    try {
      $(':input:visible', h.w)[0].focus();
    } catch (_) {
    }
  }, L = function(t) {
    $()[t]("keypress", m)[t]("keydown", m)[t]("mousedown", m);
  }, m = function(e) {
    var h = H[A[A.length - 1]], r = (!$(e.target).parents('.jqmID' + h.s)[0]);
    if (r)
      f(h);
    return !r;
  }, hs = function(w, t, c) {
    return w.each( function() {
      var s = this._jqm;
      $(t).each( function() {
        if (!this[c]) {
          this[c] = [];
          $(this).click( function() {
            for ( var i in {
              jqmShow : 1,
              jqmHide : 1
            })
              for ( var s in this[i])
                if (H[this[i][s]])
                  H[this[i][s]].w[i](this);
            return F;
          });
        }
        this[c].push(s);
      });
    });
  };
})(jQuery);