function winopen_atype() {
    window.open('atype.html','atype','width=940,toolbar=yes,location=0,directories=0,status=0,menubar=0,scrollbars=yes,resizable=0');
    }
function winopen_btype() {
    window.open('btype.html','btype','width=940,toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=yes,resizable=0');
    }
function winopen_ctype() {
    window.open('ctype.html','ctype','width=940,toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=yes,resizable=0');
    }
function winopen_dtype() {
    window.open('dtype.html','dtype','width=940,toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=yes,resizable=0');
    }
function winopen_etype() {
    window.open('etype.html','etype','width=940,toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=yes,resizable=0');
    }
function winopen_ftype() {
    window.open('ftype.html','ftype','width=940,toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=yes,resizable=0');
    }
function winopen_eftype() {
    window.open('etypefree.html','etypefree','width=940,toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=yes,resizable=0');
    }