(function(){
    var scripts = document.getElementsByTagName('script') ;
    var evalcode = ( scripts[scripts.length-1].innerHTML ) ; 

    function libload( url ){
        document.write( '<script type="text/javascript" src="'+url+'"></script>' );
    }

    if( typeof Prototype == 'undefined' ){
        libload( 'https://ajax.googleapis.com/ajax/libs/prototype/1.7.0.0/prototype.js' )
    } ; 

    
    if( typeof bitggal == 'undefined' ){
        libload("http://jsdo.it/budl/bitggal-Acon-t.js");    
    }
    

    document.write( '<button>bitggal</button>' ) ; 
    eval(  evalcode ) ; 

})()