javascript lanscape打印

var shell;
function SetPrintProperties() {
    try {
        shell = new ActiveXObject("WScript.Shell");
        shell.SendKeys("%fu");
        window.setTimeout("javascript:SetPaperSize();", 400);
    } catch (e) {
        alert(′Please verify that your print settings have a Landscape
orientation and minimum margins.′);
    }
} 数据挖掘研究院

function SetPaperSize() {
    shell.sendKeys("%a{TAB}.2{TAB}0{TAB}0{TAB}0{ENTER}");
}