/*
 * jqModal - Minimalist Modaling with $
 *   (http://dev.iceburg.net/$/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
 * 
 * $Version: 07/06/2008 +r13
 */
(function($) {
	$.fn.jqm=function(o){
		var p={
			overlay: 50,
			overlayClass: 'jqmOverlay',
			closeClass: 'jqmClose',
			trigger: '.jqModal',
			ajax: F,
			ajaxText: '',
			target: F,
			modal: F,
			toTop: F,
			onShow: F,
			onHide: F,
			onLoad: F
		};
		return this.each(function(){
			if(this._jqm)
				return H[this._jqm].c=$.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');};
	$.fn.jqmShow=function(t){return this.each(function(){$.jqm.open(this._jqm,t);});};
	$.fn.jqmHide=function(t){return this.each(function(){$.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);
			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);