var Scriptaculous = { Version: '1.5.1', require: function(libraryName) { // inserting via DOM fails in Safari 2.0, so brute force approach document.write(''); }, load: function() { if((typeof Prototype=='undefined') || parseFloat(Prototype.Version.split(".")[0] + "." + Prototype.Version.split(".")[1]) < 1.4) throw("script.aculo.us requires the Prototype JavaScript framework >= 1.4.0"); $A(document.getElementsByTagName("script")).findAll( function(s) { return (s.src && s.src.match(/scriptaculous\.js(\?.*)?$/)) }).each( function(s) { var path = s.src.replace(/scriptaculous\.js(\?.*)?$/,''); var includes = s.src.match(/\?.*load=([a-z,]*)/); (includes ? includes[1] : 'builder,effects,dragdrop,controls,slider').split(',').each( function(include) { Scriptaculous.require(path+include+'.js') }); }); } } Scriptaculous.load();