内容正文选中一段文字分享到qq微博、新浪微博的代码

<STYLE>

.img_sina_share {

DISPLAY: none; CURSOR: pointer; POSITION: absolute

}

.img_qq_share {

DISPLAY: none; CURSOR: pointer; POSITION: absolute

}

</STYLE>

<IMG

class=img_sina_share id=imgSinaShare title=将选中内容分享到新浪微博

src="http://www.068i.com/template/weibo/image/sina.gif">

<IMG

class=img_qq_share id=imgQqShare title=将选中内容分享到腾讯微博

src="http://www.068i.com/template/weibo/image/QQweibo.gif">

<SCRIPT>

var eleImgShare = document.getElementById("imgSinaShare"); //新浪微博图标

var eleImgShare2 = document.getElementById("imgQqShare"); //腾讯微博图标

var $miniBlogShare = function(eleShare,eleShare2,eleContainer) { //实现方法

var eleTitle = document.getElementsByTagName("title")[0];

eleContainer = eleContainer || document;

var funGetSelectTxt = function() { //获取选中文字

var txt = "";

if(document.selection) {

txt = document.selection.createRange().text; // IE

} else {

txt = document.getSelection();

}

return txt.toString();

};

eleContainer.onmouseup = function(e) { //限定容器若有文字被选中

e = e || window.event;

var txt = funGetSelectTxt(), sh = window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop || 0;

var left = (e.clientX - 40 < 0) ? e.clientX + 20 : e.clientX - 40, top = (e.clientY - 40 < 0) ? e.clientY + sh + 20 : e.clientY + sh - 40;

if (txt) {

eleShare.style.display = "inline";

eleShare.style.left = left + "px";

eleShare.style.top = top + "px";

eleShare2.style.display = "inline";

eleShare2.style.left = left + 30 + "px";

eleShare2.style.top = top + "px";

} else {

eleShare.style.display = "none";

eleShare2.style.display = "none";

}

};

eleShare.onclick = function() { //点击新浪微博图标

var txt = funGetSelectTxt(), title = (eleTitle && eleTitle.innerHTML)? eleTitle.innerHTML : "未命名页面";

if (txt) {

window.open('http://v.t.sina.com.cn/share/share.php?title=' + txt + '→来自页面"' + title + '"的文字片段&url=' + window.location.href);

}

};

eleShare2.onclick = function() { //点击腾讯微博图标

var txt = funGetSelectTxt(), title = (eleTitle && eleTitle.innerHTML)? eleTitle.innerHTML : "未命名页面";

if (txt) {

window.open( 'http://v.t.qq.com/share/share.php?title=' + encodeURIComponent(txt + '→来自页面"' + title + '"的文字片段&url=' + window.location.href));

}

};

}(eleImgShare,eleImgShare2);

</SCRIPT>

请在任何地方双击鼠标