/**
* hoverIntent r5 // 2007.03.27 // jQuery 1.1.2+
* <http://cherne.net/brian/resources/jquery.hoverIntent.html>
* 
* @param  f  onMouseOver function || An object with configuration options
* @param  g  onMouseOut function  || Nothing (use configuration options object)
* @author    Brian Cherne <brian@cherne.net>
*/
(function($){
	$.fn.hoverIntent=function(f,g){
		var cfg={sensitivity:7,interval:100,timeout:0};
		cfg=$.extend(cfg,g?{over:f,out:g}:f);
		var cX,cY,pX,pY;
		var track=function(ev){
			cX=ev.pageX;
			cY=ev.pageY;
		};
		var compare=function(ev,ob){
			ob.hoverIntent_t=clearTimeout(ob.hoverIntent_t);
			if((Math.abs(pX-cX)+Math.abs(pY-cY))<cfg.sensitivity){
				$(ob).unbind("mousemove",track);
				ob.hoverIntent_s=1;
				return cfg.over.apply(ob,[ev]);
			}else{
				pX=cX;
				pY=cY;
				ob.hoverIntent_t=setTimeout(function(){compare(ev,ob);},cfg.interval);
			}
		};
		var delay=function(ev,ob){
			ob.hoverIntent_t=clearTimeout(ob.hoverIntent_t);
			ob.hoverIntent_s=0;
			return cfg.out.apply(ob,[ev]);
		};
		var handleHover=function(e){
			var p=(e.type=="mouseover"?e.fromElement:e.toElement)||e.relatedTarget;
			while(p&&p!=this){
				try{p=p.parentNode;}catch(e){p=this;}}
				if(p==this){
					return false;
				}
				var ev=jQuery.extend({},e);
				var ob=this;
				if(ob.hoverIntent_t){
					ob.hoverIntent_t=clearTimeout(ob.hoverIntent_t);
				}
				if(e.type=="mouseover"){
					pX=ev.pageX;
					pY=ev.pageY;
					$(ob).bind("mousemove",track);
					if(ob.hoverIntent_s!=1){
						ob.hoverIntent_t=setTimeout(function(){compare(ev,ob);},cfg.interval);
					}
				}else{
					$(ob).unbind("mousemove",track);
					if(ob.hoverIntent_s==1){
						ob.hoverIntent_t=setTimeout(function(){delay(ev,ob);},cfg.timeout);
					}
				}
			};
			return this.mouseover(handleHover).mouseout(handleHover);
		};
	}
)(jQuery);