function copyToClipboard(){
txt = window.location.href;
if(window.ActiveXObject){
window.clipboardData.clEArData();
window.clipboardData.setData("Text", txt);
alert("复制成功！");
}else{
var socialId = document.getElementById("social_button");
socialId.innerHTML = "
你使用的是非IE核心浏览器,请按下 Ctrl+C 复制代码到剪贴板"
document.getElementById("text_ls").select();
document.getElementById("text_ls").onclick=function(){this.select()};
}
}