/*
jQuery plugin : pause resume animation
Created by Joe Weitzel
BOX Creative LLC
http://plugins.jquery.com/project/Pause-Resume-animation
*/
jQuery.fn.startAnimation = function(params, duration, easing, callback) {
    jQuery(this).animate(params, duration, easing, callback);
    var data = { target: this.get(0), params: params, duration: duration, easing: easing, callback: callback,
        startTime: new Date().getTime(), timePlayed: 0, timeRemaining: 0
    };
    if (!jQuery.pauseableAnimations) {
        jQuery.extend({ pauseableAnimations: new Array(data) });
    } else {
        for (var i in jQuery.pauseableAnimations) {
            if (jQuery.pauseableAnimations[i].target == this.get(0)) {
                jQuery.pauseableAnimations[i] = data;
            } else {
                jQuery.pauseableAnimations.push(data);
            };
        };
    };
};
jQuery.fn.pauseAnimation = function() {
    if (jQuery.pauseableAnimations) {
        for (var i in jQuery.pauseableAnimations) {
            if (jQuery.pauseableAnimations[i].target == this.get(0)) {
                jQuery(this).stop();
                var now = new Date().getTime();
                var data = jQuery.pauseableAnimations[i];
                data.timePlayed += (now - data.startTime);
                data.timeRemaining = data.duration - data.timePlayed;
                if (data.timePlayed > data.duration) {
                    var newArray = new Array();
                    for (var p in jQuery.pauseableAnimations) {
                        if (jQuery.pauseableAnimations[p] != data) newArray.push(jQuery.pauseableAnimations[p]);
                    };
                    jQuery.pauseableAnimations = newArray.length > 0 ? newArray : null;
                    delete newArray;
                    return this;
                };
                break;
            };
        };
    };
    return this;
};
jQuery.fn.resumeAnimation = function() {
    if (jQuery.pauseableAnimations) {
        for (var i in jQuery.pauseableAnimations) {
            var data = jQuery.pauseableAnimations[i];
            if (data.target == this.get(0)) {
                this.animate(data.params, data.timeRemaining, data.easing, data.callback);
                data.startTime = new Date().getTime();
                return this;
            };
        };
    };
};