function sizes(url){
window.open(url, "window_name", "width=840,height=450,");
}
function sizel(url){
window.open(url, "window_name", "width=840,height=650,");
}
function tikurin_sizes(url){
window.open(url, "window_name", "width=500,height=360,");
}
function tikurin_sizel(url){
window.open(url, "window_name", "width=720,height=520,");
}