var proxy_url_form_name       = 'poxy_url_form';  
	var proxy_settings_form_name  = 'poxy_settings_form';
	var flags_var_name            = 'hl';
	
	var alpha1 = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
	var alpha2 = 'nopqrstuvwxyzabcdefghijklmNOPQRSTUVWXYZABCDEFGHIJKLM';
	var alnum  = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789._';
	
	function base64_encode(str)
{
    var out = '';
    var t, x, y ,z;

    for (var i = 0; i < str.length; i += 3)
    {
        t = Math.min(3, str.length - i);
        if (t == 1)
        {
            x = str.charCodeAt(i);
            out += alnum.charAt((x >> 2));
            out += alnum.charAt(((x & 0X00000003) << 4));
            out += '--';
        } 
        else if (t == 2)
        {
            x = str.charCodeAt(i);
            y = str.charCodeAt(i+1);
            out += alnum.charAt((x >> 2));
            out += alnum.charAt((((x & 0X00000003) << 4) | (y >> 4)));
            out += alnum.charAt(((y & 0X0000000f) << 2));
            out += '-';
        }
        else
        {
            x = str.charCodeAt(i);
            y = str.charCodeAt(i+1);
            z = str.charCodeAt(i+2);
            out += alnum.charAt((x >> 2));
            out += alnum.charAt((((x & 0x00000003) << 4) | (y >> 4)));
            out += alnum.charAt((((y & 0X0000000f) << 2) | (z >> 6)));
            out += alnum.charAt((z & 0X0000003f));
        }
    }

    return out;
}
	
	function submit_form()
	{
	    var url           = document.forms[proxy_settings_form_name].url.value;
	    var flags         = '';
	   // var rotate13      = document.forms[proxy_settings_form_name].elements['ops[]'][5].checked
	   // var base64        = document.forms[proxy_settings_form_name].elements['ops[]'][6].checked;
	
	  
	    
	    url = base64_encode(url);
	    //}
	
	    document.forms[proxy_url_form_name].url_input.value = url;
	    document.forms[proxy_url_form_name].submit();
	    return false;
	}
	
	
	function show_image(id, image, web_root, container){
		
		img_id = 'show_img';
		img_obj = document.getElementById(img_id);
		img_obj.src = web_root+'/upload/'+image;	
		
	}
	
	function hide_image(container){
		div_obj = document.getElementById(container);
	}