function openwin(loc, winname)
{
    newwin = window.open(loc, winname, "width=670,height=405,scrollbars=auto,status=no,toolbar=no,menubar=no,top=10,left=120");
}

function openwin2(loc, winname)
{
    newwin = window.open(loc, winname, "width=520,height=420,scrollbars=auto,status=no,toolbar=no,menubar=no,top=10,left=120");
}

function openwin3(loc, winname)
{
    newwin = window.open(loc, winname, "width=540,height=500,scrollbars=yes,status=no,toolbar=no,menubar=no,top=10,left=120");
}
function openwin4(loc, winname)
{
    newwin = window.open(loc, winname, "width=336,height=320,scrollbars=no,status=no,toolbar=no,menubar=no,top=10,left=120");
}