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/* Insert Script Plugin
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 *
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 *
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 * Copyright (c) 2008 Kevin Martin (http://synarchydesign.com/insert)
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 * Licensed under the GPL license:
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 * http://www.gnu.org/licenses/gpl.html
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 *
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 */
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jQuery.insert = function(file)
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{
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    var data    = [];
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    var data2   = [];
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    if (typeof file == 'object')
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    {
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        data = file;
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        file = data.src !== undefined ? data.src : false;
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        file = file === false && data.href !== undefined ? data.href : file;
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        file = file === false ? file2 : false;
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    }
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    if (typeof file == 'string' && file.length)
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    {
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        var index    = file.lastIndexOf('.');
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        var index2    = file.replace('\\', '/').lastIndexOf('/') + 1;
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        var ext        = file.substring(index + 1, file.length);
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    }
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    switch(ext)
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    {
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        case 'js':
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            data2 = {
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                elm:    'script',
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                type:    'text/javascript',
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                src:    file
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            };
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        break;
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        case 'css':
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            data2 = {
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                elm:    'link',
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                rel:    'stylesheet',
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                type:    'text/css',
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                href:    file
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            };
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        break;
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        default:
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            data2 = {elm: 'link'};
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        break;
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    }
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    data2.id = 'script-' + (typeof file == 'string' && file.length ?
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        file.substring(index2, index) : Math.round(Math.rand() * 100));
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    for (var i in data)
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    {
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        data2[i] = data[i];
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    }
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    data    = data2;
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    var tag    = document.createElement(data.elm);
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    delete data.elm;
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    for (i in data)
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    {
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        tag.setAttribute(i, data[i]);
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    }
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    jQuery('head').append(tag);
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    return jQuery('#' + data.id);
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};