function $(oo) {
	var oo = document.getElementById(oo) ? document.getElementById(oo) : '';
	return oo;
}
function runCode(code) {
	var _c = window.open("", "", "");
	_c.opener = null;
	_c.document.write(code);
	_c.document.close();
}
function createXMLHttpRequest() {
	if (window.ActiveXObject) {
		xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
	} else if (window.XMLHttpRequest) {
		xmlHttp = new XMLHttpRequest();
	}
}
function startRequest(url55, returnfun) {
	createXMLHttpRequest();

	xmlHttp.onreadystatechange = returnfun;
	xmlHttp.open("GET", url55, true);
	xmlHttp.send()
}
var tmptxt = '';
function gositesearch(keyword) {
	oldkeyword = keyword;
	if (tmptxt == '') {
		tmptxt = $("indexhtml").innerHTML;
	}
	ylmftime = new Date().getTime();
	url55 = 'images/bd.asp?key=' + escape(keyword) + '&ylmftime=' + ylmftime;
	$("indexhtml").innerHTML = '<center></center>';
	startRequest(url55, showsearchsite)

}
function showsearchsite() {
	{
		if (xmlHttp.readyState == 4) {
			txt = xmlHttp.responseText;
			$("indexhtml").innerHTML = txt;
		}
	}
}
function showindexhtml() {
	if (tmptxt != '') {
		$("indexhtml").innerHTML = tmptxt;
	}
}
function JHshStrLen(sString) {
	var sStr,
	iCount,
	i,
	strTemp;
	iCount = 0;
	sStr = sString.split("");
	for (i = 0; i < sStr.length; i++) {
		strTemp = escape(sStr[i]);
		if (strTemp.indexOf("%u", 0) == -1) {
			iCount = iCount + 1;
		} else {
			iCount = iCount + 2;
		}
	}
	return iCount;
}
var oldkeyword = '';
function KeyDown() {
	if (event.keyCode == 13) {
		event.returnValue = false;
		event.cancel = true;
		if (JHshStrLen($('sitekeyword').value) < -5) {
			alert('请输入要搜索的关键字或关键字不能少于2个字节!!');
		} else {
			if ($('sitekeyword').value != oldkeyword) {
				gositesearch($('sitekeyword').value);
			}
		}
	}
}
function input() {
	if (JHshStrLen($('sitekeyword').value) < -1) {} else {
		if ($('sitekeyword').value != oldkeyword) {
			gositesearch($('sitekeyword').value);
		}
	}
}