/*Image Bubbles Effect (April 4th, 2010)
* This notice must stay intact for usage 
* Author: Dynamic Drive at http://www.dynamicdrive.com/
* Visit http://www.dynamicdrive.com/ for full source code
*/
// MODIFICADO POR ELIZEU MADEIRA
// retirei o tip que aparece semnpre que vc passa com o mouse sobre a imagem
jQuery.fn.imgbubbles=function(options){
    var $=jQuery
	
    var setting=$.extend({}, {
        factor:2,
        speed:'fast'
    }, options) //merge options w/ default settings
    return this.each(function(){ //return jQuery obj
        var $bubblewrap=$(this)
        var $imgs=$bubblewrap.find('li img')
        $imgs.each(function(){
            var $img=$(this)
            var $parentli=$img.offsetParent()
            var od={
                width:this.offsetWidth,
                height:this.offsetHeight
                } //original dimensions of image
            var nd={
                width:od.width*setting.factor,
                height:od.height*setting.factor
                } //enlarged dimensions of image
            var ncoords=[-(nd.width-od.width)/2, -(nd.height-od.height)/2] //coords to move enlarged image to
            $img.data("specs", { //cache image specs
                od: od,
                nd: nd,
                ncoords: ncoords
            })
            if ($img.attr('alt')){ //if tooltip for image defined
                var $tip=$('<div class="tooltip" style="z-index:1001" />').html($img.attr('alt')).css('visibility', 'hidden').appendTo($img.offsetParent())
                var tipd={
                    width:$tip.outerWidth(),
                    height:$tip.outerHeight()
                    } //tip dimensions
                $tip.data("specs", {
                    d: tipd,
                    ocoords: [ncoords[0]-tipd.width/2+nd.width/2, ncoords[1]-tipd.height/2], //resting tip coords
                    ncoords: [-tipd.width/2+od.width/2, -tipd.height] //tip coords to animate to
                })
                $img.data('$tip', $tip)
            }
        })

        $bubblewrap.mouseover(function(e){
            if (e.target.tagName=="IMG"){
                var $img=$(e.target), $tip=$img.data('$tip')
                var imgspecs=$img.data('specs')
                var ncoords=imgspecs.ncoords
                var od=imgspecs.od
                var nd=imgspecs.nd
                $img.stop().css('zIndex', 1000).animate({
                    left:ncoords[0],
                    top:ncoords[1],
                    width:nd.width,
                    height:nd.height
                    }, setting.speed) //animate image
//                if ($img.attr('alt')){
//                    var tipspecs=$tip.data("specs")
//                    $tip.css({
//                        zIndex:1000,
//                        visibility:'visible',
//                        left:-tipspecs.d.width/2+od.width/2,
//                        top:-tipspecs.d.height
//                        })
//                    .animate({
//                        left:ncoords[0]-tipspecs.d.width/2+nd.width/2,
//                        top:ncoords[1]-tipspecs.d.height
//                        }, setting.speed) //animate tip
//                }
            }
        })
	
        $bubblewrap.mouseout(function(e){
            if (e.target.tagName=="IMG"){
                var $img=$(e.target), $tip=$img.data('$tip')
                var imgspecs=$img.data('specs')
                var od=imgspecs.od
                var nd=imgspecs.nd
                $img.stop().css('zIndex', 1).animate({
                    left:0,
                    top:0,
                    width:od.width,
                    height:od.height
                    }, setting.speed) //animate image
//                if ($img.attr('alt')){
//                    var tipspecs=$tip.data("specs")
//                    $tip.css({
//                        zIndex:999,
//                        visibility:'hidden'
//                    }) //hide tip
//                }
            }
        })
	
    })
}