/*
 * JTip
 * By Cody Lindley (http://www.codylindley.com)
 * Under an Attribution, Share Alike License
 * JTip is built on top of the very light weight jquery library.
 */

//on page load (as soon as its ready) call JT_init
(function ($) {
    $(document).ready(JT_init);

    function JT_init() {
        $("a.jTip")
		   .hover(function () { JT_show(this.href, this.id, this.name) }, function () { })
           .click(function () { return false });
    }

    function JT_show(url, linkId, title) {
        //alert($("#JT").size());
        if ($("#JT").size()) return;
        //else alert ("false");
        if (title == false) title = " ";
        var de = document.documentElement;
        var w = self.innerWidth || (de && de.clientWidth) || document.body.clientWidth;
        var hasArea = w - getAbsoluteLeft(linkId);
        var clickElementy = getAbsoluteTop(linkId) + 15; //set y position

        var queryString = url.replace(/^[^\?]+\??/, '');
        var params = parseQuery(queryString);
        if (params['width'] === undefined) { params['width'] = 350 };
        if (params['link'] !== undefined) {
            $('#' + linkId).bind('click', function () { window.location = params['link'] });
            $('#' + linkId).css('cursor', 'pointer');
        }

        if (hasArea > ((params['width'] * 1) + 75)) {
            $("body").append("<div id='JT' style='width:" + params['width'] * 1 + "px'><div id='JT_close_left'><div class='jLinks'>" + title + "</div> <a class=\"closelink\" href=\"#\">x</a></div><div id='JT_copy'><div class='JT_loader'><div></div></div>"); //right side
            var arrowOffset = getElementWidth(linkId) + 11;
            var clickElementx = getAbsoluteLeft(linkId) + arrowOffset - params['width'] / 2; //set x position
        } else {
            $("body").append("<div id='JT' style='width:" + params['width'] * 1 + "px'><div id='JT_close_right'><div class='jLinks'>" + title + "</div> <a class=\"closelink\" href=\"#\">x</a></div><div id='JT_copy'><div class='JT_loader'><div></div></div>"); //left side
            var clickElementx = getAbsoluteLeft(linkId) - ((params['width'] * 1) - 170); //set x position
        }

        $('#JT').css({ left: clickElementx + "px", top: clickElementy + "px" });
        $('#JT').show();
        $('.closelink').click(function () {
            $('#JT').remove(); return false;
        }
	);
        $('#JT_copy').load(url);

    }

    function getElementWidth(objectId) {
        x = document.getElementById(objectId);
        return x.offsetWidth;
    }

    function getAbsoluteLeft(objectId) {
        // Get an object left position from the upper left viewport corner
        o = document.getElementById(objectId)
        oLeft = o.offsetLeft            // Get left position from the parent object
        while (o.offsetParent != null) {   // Parse the parent hierarchy up to the document element
            oParent = o.offsetParent    // Get parent object reference
            oLeft += oParent.offsetLeft // Add parent left position
            o = oParent
        }
        return oLeft
    }

    function getAbsoluteTop(objectId) {
        // Get an object top position from the upper left viewport corner
        o = document.getElementById(objectId)
        oTop = o.offsetTop            // Get top position from the parent object
        while (o.offsetParent != null) { // Parse the parent hierarchy up to the document element
            oParent = o.offsetParent  // Get parent object reference
            oTop += oParent.offsetTop // Add parent top position
            o = oParent
        }
        return oTop
    }

    function parseQuery(query) {
        var Params = new Object();
        if (!query) return Params; // return empty object
        var Pairs = query.split(/[;&]/);
        for (var i = 0; i < Pairs.length; i++) {
            var KeyVal = Pairs[i].split('=');
            if (!KeyVal || KeyVal.length != 2) continue;
            var key = unescape(KeyVal[0]);
            var val = unescape(KeyVal[1]);
            val = val.replace(/\+/g, ' ');
            Params[key] = val;
        }
        return Params;
    }

    function blockEvents(evt) {
        if (evt.target) {
            evt.preventDefault();
        } else {
            evt.returnValue = false;
        }
    }
})(jQuery);