function proxy(mode,arg1,arg2,arg3,arg4,port){
    var ret;
    switch(mode) {
        case 1:
            ret=arg1+"."+arg2+"."+arg3+"."+arg4+":"+port;
            break;
        case 2:
            ret=arg4+"."+arg1+"."+arg2+"."+arg3+":"+port;
            break;
        case 3:
            ret=arg3+"."+arg4+"."+arg1+"."+arg2+":"+port;
            break;
        case 4:
            ret=arg2+"."+arg3+"."+arg4+"."+arg1+":"+port;
            break;
    }
//  document.write(ret);
print(ret);
}

// example proxy(3,'226','44','213','23',80);