摘要：
1,使用默认的文本背景模式，在点（-200,20）处输出黄底红字“Computer Graphics Based on VC++”;在（50,20）处输出黄底红字“BoChuang Research Institute”;使用透明文本背景模式在（-200,-20）处输出黑色整数5和8;在（0，-20 阅读全文
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function btn_donateClick() {
var DivPopup = document.getElementById('Div_popup');
var DivMasklayer = document.getElementById('div_masklayer');
DivMasklayer.style.display = 'block';
DivPopup.style.display = 'block';
var h = Div_popup.clientHeight;
with (Div_popup.style) {
marginTop = -h / 2 + 'px';
}
}
function MasklayerClick() {
var masklayer = document.getElementById('div_masklayer');
var divImg = document.getElementById("Div_popup");
masklayer.style.display = "none";
divImg.style.display = "none";
}
setTimeout(
function () {
document.getElementById('div_masklayer').onclick = MasklayerClick;
document.getElementById('btn_donate').onclick = btn_donateClick;
var a_gzw = document.getElementById("guanzhuwo");
a_gzw.href = "javascript:void(0);";
$("#guanzhuwo").attr("onclick","follow('33513f9f-ba13-e011-ac81-842b2b196315');");
}, 900);