/*
 * jqModal - Minimalist Modaling with jQuery
 *
 * Copyright (c) 2007 Brice Burgess <bhb@iceburg.net>, http://www.iceburg.net
 * Licensed under the MIT License:
 * http://www.opensource.org/licenses/mit-license.php
 * 
 * $Version: 2007.02.25 +r9
 */
(function($) {
  $.fn.jqm=function(o){
    var _o = {
      zIndex: 3000,
      overlay: 50,
      overlayClass: 'jqmOverlay',
      closeClass: 'jqmClose',
      trigger: '.jqModal',
      ajax: false,
      target: false,
      modal: false,
      onShow: false,
      onHide: false,
      onLoad: false
    };
    return this.each(function(){
      if(this._jqm)return;
      s++;
      this._jqm=s;
      hash[s]={
        c:$.extend(_o, o),
        a:false,
        w:$(this).addClass('jqmID'+s),
        s:s
      };
      if(_o.trigger)$(this).jqmAddTrigger(_o.trigger);
    });}

$.fn.jqmAddClose=function(e){
  hs(this,e,'jqmHide');
  return this;
}
$.fn.jqmAddTrigger=function(e){
  hs(this,e,'jqmShow');
  return this;
}
$.fn.jqmShow=function(t){
  return this.each(function(){
    if(!hash[this._jqm].a) $.jqm.open(this._jqm,t)
  });}
$.fn.jqmHide=function(t){
  return this.each(function(){
    if(hash[this._jqm].a) $.jqm.close(this._jqm,t)
  });}

$.jqm = {
  open:function(s,t){
    var h=hash[s],
        c=h.c,
        cc='.'+c.closeClass,
        z=(/^\d+$/.test(h.w.css('z-index')))?h.w.css('z-index'):c.zIndex,o=$('<div></div>').css({height:'100%',width:'100%',position:'fixed',left:0,top:0,'z-index':z-1,opacity:c.overlay/100});
    h.t=t;h.a=true;
    h.w.css('z-index',z);
    if(c.modal) {
      if(ma.length == 0)mf('bind');
      ma.push(s);
      o.css('cursor','wait');
    }
    else if(c.overlay > 0)h.w.jqmAddClose(o);
    else o=false;

 h.o=(o)?o.addClass(c.overlayClass).appendTo('body'):false;
 if(ie6){$('html,body').css('height','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,u=c.ajax;
  r=(r)?(typeof r == 'string')?$(r,h.w):$(r):h.w; u=(u.substr(0,1) == '@')?$(t).attr(u.substring(1)):u;
  r.load(u,function(){if(c.onLoad)c.onLoad.call(this,h);if(cc)h.w.jqmAddClose($(cc,h.w));f(h);});}
 else if(cc)h.w.jqmAddClose($(cc,h.w));

 (c.onShow)?c.onShow(h):h.w.show();f(h);return false;
},
close:function(s){var h=hash[s];h.a=false;
 if(ma.length != 0){ma.pop();if(ma.length == 0)mf('unbind');}
 if(h.c.onHide)h.c.onHide(h);else{h.w.hide();if(h.o)h.o.remove();} return false;
}};
var s=0,hash={},ma=[],ie6=$.browser.msie && typeof XMLHttpRequest == 'function',
i=$('<iframe class="jqm"></iframe>').css({opacity:0}),
f=function(h){if(ie6)if(h.o)h.o.html('<p style="width:100%;height:100%"/>').prepend(i);else if($('iframe.jqm',h.w).length == 0)h.w.prepend(i);
 h.f=$(':input:visible',h.w)[0]||h.w[0];h.f.focus();},
mf=function(t){$()[t]("keypress",m)[t]("keydown",m)[t]("mousedown",m);},
m=function(e) {var h=hash[ma[ma.length-1]], r=(!$(e.target).parents('.jqmID'+h.s).length == 0);if(!r)h.f.focus();return r;},
hs=function(w,e,y){var s=[];w.each(function(){s.push(this._jqm)});
 $(e).each(function(){if(this[y])$.extend(this[y],s);else{this[y]=s;$(this).click(function(){for(var i in {jqmShow:1,jqmHide:1})for(var s in this[i])if(hash[this[i][s]])hash[this[i][s]].w[i](this);return false;});}});};
})(jQuery);