顯示自定義對話方塊

SP.SOD.executeOrDelayUntilScriptLoaded(showDialog,"sp.js");

function showDialog(){
    var dialogOptions = SP.UI.$create_DialogOptions();
    dialogOptions.title = "Your Title Here!";
    var dummyElement = document.createElement("div");
    dummyElement.style.textAlign = "center";
    dummyElement.appendChild(document.createElement("br"));
    dummyElement.appendChild(document.createTextNode("Some beautifully crafted text."));
    dummyElement.appendChild(document.createElement("br"));
    dialogOptions.html = dummyElement;
    SP.UI.ModalDialog.showModalDialog(dialogOptions);    
}