function open_win1(wind){
window.open(wind,"lange","toolbar=no,resizable=no,directories=no,menubar=no,scrollbars=yes,status=no,location=no,copyhistory=no,fullscreen=no,width=580,height=400,top=30,left=200,menubar=no")
}

function donothing() {
}

//document.oncontextmenu=donothing;
//document.onselectstart=donothing;