📄 ch16-237.txt
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<HTML>
<HEAD>
<TITLE>页面搜索篇--调用搜索引擎</TITLE>
</HEAD>
<BODY bgcolor="#fef4d2" >
<br><br>
<center>
<font color="ffaafa"><h2>页面搜索篇--调用搜索引擎</h2></font>
<hr width=300>
<br><br>
<!-- 案例代码1开始 -->
<script language=JavaScript>
var index = false
current_site = "sina"
function LinkUrl() {
tmp = document.SearchForm.Search.value;
stmp = "";
for (i=0 ; i <= tmp.length ; i++) {
if (tmp.charAt(i) == " ") { stmp = stmp + "+"; }
else { stmp = stmp + tmp.charAt(i); } }
if (current_site == "yahoo") {
top.location.href = "http://cn.search.yahoo.com/search/cn?p=" + document.SearchForm.Search.value }
if (current_site == "sina") {
top.location.href = "http://202.130.245.213/cgi-bin/newspage.exe?word=" + document.SearchForm.Search.value }
if (current_site == "sohu") {
top.location.href = "http://page.search.sohu.com/cgi-bin/pagesearch.cgi?tn=sohu&si=gi&word=" + document.SearchForm.Search.value }
return false;
}
function toggle_setdef() {
index = !(index);
}
function SetUrl(sitenow) {
current_site = sitenow;
}
</script>
<!-- 案例代码1结束 -->
<!-- 案例代码2开始 -->
<form method="GET" name="SearchForm" onsubmit="return LinkUrl()">
<!-- [Step1]: 这里可以设置文本框的列长度 -->
关键词：<input type="Text" name="Search" size=12><br>
<!-- [Step2]: 在此能够按序增加搜索引擎的名称 -->
<input type="radio" name="SITE" value="sina" onclick="SetUrl('sina')" checked >新 浪 网<br>
<input type="radio" name="SITE" value="sohu" onclick="SetUrl('sohu')">搜 狐 网<br>
<input type="radio" name="SITE" value="yahoo" onclick="SetUrl('yahoo')">雅 虎 网<br><br>
<!-- [Step3]: 这里可以更改按钮的名称 -->
<input type="Submit" name="Submit" value="调用搜索引擎">
</form>
<!-- 案例代码2结束 -->
</BODY>
</HTML>
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