function birzamanlar(URL) 
{
w = window.open(URL, "", "toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width=550,height=740");
}
function kurtlar(URL) 
{
w = window.open(URL, "", "toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width=700,height=530");
}

function behzatkaranfil(URL) 
{
w = window.open(URL, "", "toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width=400,height=730");
}