function form(myform, windowname)
{
if (! window.focus)return false;
window.open('', windowname, 'height=500,width=400,left=150,top=100, scrollbars=yes');
myform.target=windowname;
return true;
}
function popup(mylink, windowname)
{
href=mylink.href;
window.open(href, windowname, 'width=800,height=670, left=0, top=0,  toolbar=no,menubar=no,scrollbars=yes,resizable=yes,location=no,directories=no,status=no');
return false;
}