查看“MediaWiki:Gadget-randompic.js”的源代码

function insertButton(){
    var buttonCintainer = $('<span aria-disabled="false" class=""></span>')
    var button = $('<button onclick="insertPage()" id="insertRandom" style="display: block" type="submit" tabindex="0" aria-disabled="false" value="" class="oo-ui-inputWidget-input oo-ui-buttonElement-button"></button>')
    var buttonText = $('<span id="randomPicStartButton" class="oo-ui-labelElement-label">随机本页图片</span>')

    buttonText.prependTo(button)
    button.prependTo(buttonCintainer)
    console.log(buttonCintainer.html())
    $('#randContainer').prepend(buttonCintainer)
    $("#insertRandom").click(function(){
    	 $.ajax({
                url:'https://www.medforest.cn/tools/download/',
                dataType:'html',
                type:'get',
                async:true,
                success:function(data){
                   $("#randContainer").html(data)
                },error:function(){
                }
	 })
    })
}
insertButton()