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function subwindow1() {window.open("school.html","Newwindow","scrollbars=yes,width=700,height=570")}
function subwindow2() {window.open("link.html","Newwindow","scrollbars=yes,width=450,height=350")}
function subwindow3() {window.open("ssl.html","Newwindow","scrollbars=yes,width=430,height=450")}