function getObject(objectId){ 
	// checkW3C DOM, then MSIE 4, then NN 4. 
	if(document.getElementById && document.getElementById(objectId)){ 
		return document.getElementById(objectId);
	}else if (document.all && document.all(objectId)){ 
		return document.all(objectId); // IE4,5.0 
	}else if (document.layers && document.layers[objectId]){ 
		return document.layers[objectId];  // Netscape 4.x 
	}else{ 
		return false; 
	} 
}
function InitBaike(){
	var nLength = aBaike.length;
	var sBaike = aBaike[Math.round(Math.random()* (nLength-1) )];
	document.getElementById("sBaike").innerHTML = sBaike;
	document.getElementById("sBaike").title = sBaike;
	return false;
}

function ChgVal(id){
	var s = "http://www.yangshengwang.cn/plus/search/";
	var url;
	switch (id)
	{
	case "title":
		getObject("y_s").innerHTML = "标题";
		url=s+"index.asp?searchtype=title&keyword=";
		break;
	case "title-key" :
		getObject("y_s").innerHTML = "智能";
		url=s+"index.asp?searchtype=titlekeywords&keyword=";
		break;
	case "cm" : 
		getObject("y_s").innerHTML = "中药";
		url=s+"cm.asp?searchtype=title&keyword=";
		break;
	case "google" : 
		getObject("y_s").innerHTML = "谷歌";
		url="http://www.google.cn/custom?hl=zh-CN&safe=active&client=pub-4670096493326654&channel=4609770078&cof=FORID:1;GL:1;L:http://www.yangshengwang.cn/images/logo.gif;LH:50;LW:125;LBGC:336699;LC:#0000ff;VLC:#663399;GFNT:#0000ff;GIMP:#0000ff;DIV:#336699;&domains=www.yangshengwang.cn&sig=OtM35p9e46BDhmt0&flav=0003&newwindow=1&btnG=Google 搜索&sitesearch=&meta=&q="

		break;
	}
	Click_Submit.url=url
	getObject("sbArea_h").style.display = "none";
}

function DispVal(tt,id){
	if(getObject("sbArea_"+ tt +"").style.display == "none"){
		getObject("sbArea_"+ tt +"").style.display = "";
	}else{
		getObject("sbArea_"+ tt +"").style.display = "none";
	}
}

Click_Submit.url = "http://www.yangshengwang.cn/plus/search/index.asp?searchtype=title&keyword=";

function Click_Submit(){
    var keyword = getObject('words').value;
	var nwin = window.open('');
    nwin.location.href = Click_Submit.url + encodeURI(keyword);

}
window.onload = function (){
	InitBaike();
	var keyword = getObject('words').value;
	keyword.onkeydown = function (e) {
		e = e || window.event;
		if (e.keyCode == 13) {
			doClick_submit();
		}
	};
}