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// case insensitive version of the contains selector
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jQuery.expr[':'].icontains = function(a, i, m) {
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return jQuery(a).text().toUpperCase()
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.indexOf(m[3].toUpperCase()) >= 0;
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};
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|
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// add exists method to any jquery object
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jQuery.fn.exists = function(){return ($(this).length > 0);}
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