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function getQueryVariable(variable) { Â Â Â Â var query = window.location.search.substring(1); Â Â Â Â var vars = query.split("&"); Â Â Â Â for (var i=0;i<vars.length;i++) { Â Â Â Â Â Â Â Â var pair = vars[i].split("="); Â Â Â Â Â Â Â Â if(pair[0] == variable){return pair[1];} Â Â Â Â } Â Â Â Â return(false); } /* Example URL: http://www.example.com/index.php?id=1&image=awesome.jpg Calling getQueryVariable("id") - would return "1". Calling getQueryVariable("image") - would return "awesome.jpg". */