Javascript实现划词标记+划词搜索功能代码实例
2008-09-08 21:20
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google_ad_slot = "3685991503";
google_ad_width = 300;
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</script><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>Javascript实现划词标记+划词搜索功能代码实例</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
</head>
<body>
<SCRIPT language=javascript>
<!--
document.body.onload=adddiv;
document.onmousedown=recordobj;
document.ondblclick=dbclick;
document.onmouseup=showselect;
var starobj,isdb=false,allow=true;
function isallow()
{
if(allow){
allow=false;
alert('is closed');
}
else{
allow=true;
alert('is opend');
}
}
function dbclick()
{
isdb=true;
}
function recordobj()
{
starobj=event.srcElement;
}
function showselect() {
var str="";
if(event.srcElement.tagName!="A"&&event.srcElement.tagName!="INPUT"&&event.srcElement==starobj&&!isdb&&allow)
{
var oText=document.selection.createRange();
if(oText.text.length>0)
{
str=oText.text;
oText.text="BuB"+oText.text+"EuE";
}
oText.select();
event.srcElement.innerHTML=event.srcElement.innerHTML.replace("BuB","<u style='FONT-WEIGHT: bold;COLOR: #ff3366'>").replace("EuE","</u>");
}
searchgoogle(str)
isdb=false;
}
function searchgoogle(str)
{
var obj=document.getElementById("searchgoogle");
if(str.length>0)
{
obj.style.display="block";
obj.style.position="absolute";
obj.style.zindex=999;
obj.style.posTop=document.body.scrollTop+event.y-25;
obj.style.posLeft=document.body.scrollLeft+event.x+5;
obj.style.widht=80;
obj.innerHTML="<a target=_blank href=http://www.google.com/search?ie=UTF-8&oe=UTF-8&q="+str+" style='BORDER-RIGHT: royalblue thin solid; BORDER-TOP: royalblue thin solid; FONT-WEIGHT: bold; BORDER-LEFT: royalblue thin solid; CLIP: rect(auto auto auto auto); COLOR: #ffffff; BORDER-BOTTOM: royalblue thin solid; BACKGROUND-COLOR: inactivecaption; TEXT-DECORATION: none'>点击搜索</a>";
}
else
{
obj.style.display="none";
}
}
function adddiv()
{
var mobj = document.createElement("div");
mobj.id="searchgoogle";
document.body.appendChild(mobj);
}
//-->
</SCRIPT>
<INPUT type="button" onclick="isallow()" value="关闭/打开划词功能">
<p>www.7gz.cn“七歌搜索”是一款简单易用的搜索辅助程序。整合了100多家中文搜索引擎的海量资源,涵盖网页、音乐、影视、软件、图片、小说、新闻、论坛、游戏、Flash、地图、购物、商业等10多个搜索主题,为您提供最全面的搜索结果</p>
</body>
</html>
google_ad_client = "pub-4490194096475053";
/* 内容页,300x250,第一屏 */
google_ad_slot = "3685991503";
google_ad_width = 300;
google_ad_height = 250;
//-->
</script>
<script type="text/javascript"
src="http://pagead2.googlesyndication.com/pagead/show_ads.js">
</script><!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>Javascript实现划词标记+划词搜索功能代码实例</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
</head>
<body>
<SCRIPT language=javascript>
<!--
document.body.onload=adddiv;
document.onmousedown=recordobj;
document.ondblclick=dbclick;
document.onmouseup=showselect;
var starobj,isdb=false,allow=true;
function isallow()
{
if(allow){
allow=false;
alert('is closed');
}
else{
allow=true;
alert('is opend');
}
}
function dbclick()
{
isdb=true;
}
function recordobj()
{
starobj=event.srcElement;
}
function showselect() {
var str="";
if(event.srcElement.tagName!="A"&&event.srcElement.tagName!="INPUT"&&event.srcElement==starobj&&!isdb&&allow)
{
var oText=document.selection.createRange();
if(oText.text.length>0)
{
str=oText.text;
oText.text="BuB"+oText.text+"EuE";
}
oText.select();
event.srcElement.innerHTML=event.srcElement.innerHTML.replace("BuB","<u style='FONT-WEIGHT: bold;COLOR: #ff3366'>").replace("EuE","</u>");
}
searchgoogle(str)
isdb=false;
}
function searchgoogle(str)
{
var obj=document.getElementById("searchgoogle");
if(str.length>0)
{
obj.style.display="block";
obj.style.position="absolute";
obj.style.zindex=999;
obj.style.posTop=document.body.scrollTop+event.y-25;
obj.style.posLeft=document.body.scrollLeft+event.x+5;
obj.style.widht=80;
obj.innerHTML="<a target=_blank href=http://www.google.com/search?ie=UTF-8&oe=UTF-8&q="+str+" style='BORDER-RIGHT: royalblue thin solid; BORDER-TOP: royalblue thin solid; FONT-WEIGHT: bold; BORDER-LEFT: royalblue thin solid; CLIP: rect(auto auto auto auto); COLOR: #ffffff; BORDER-BOTTOM: royalblue thin solid; BACKGROUND-COLOR: inactivecaption; TEXT-DECORATION: none'>点击搜索</a>";
}
else
{
obj.style.display="none";
}
}
function adddiv()
{
var mobj = document.createElement("div");
mobj.id="searchgoogle";
document.body.appendChild(mobj);
}
//-->
</SCRIPT>
<INPUT type="button" onclick="isallow()" value="关闭/打开划词功能">
<p>www.7gz.cn“七歌搜索”是一款简单易用的搜索辅助程序。整合了100多家中文搜索引擎的海量资源,涵盖网页、音乐、影视、软件、图片、小说、新闻、论坛、游戏、Flash、地图、购物、商业等10多个搜索主题,为您提供最全面的搜索结果</p>
</body>
</html>
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