function openwin(url) {
 w = window.open(url, 'win','width=800,height=600,status=no,scrollbars=yes,directories=no,menubar=no,resizable=yes,toolbar=no');
}
function openwin2(url) {
 w = window.open(url, 'win2','width=600,height=250,status=no,scrollbars=no,directories=no,menubar=no,resizable=yes,toolbar=no');
}
function openwin3(url) {
 w = window.open(url, 'win2','width=420,height=320,status=no,scrollbars=no,directories=no,menubar=no,resizable=yes,toolbar=no,left=0,top=0');
}
function openwin4(url) {
 w = window.open(url, 'win2','width=800,height=600,status=no,scrollbars=no,directories=no,menubar=no,resizable=yes,toolbar=no');
}
function openwin5(url) {
 w = window.open(url, 'win2','width=500,height=500,status=no,scrollbars=yes,directories=no,menubar=no,resizable=yes,toolbar=no');
}