SoFirstTag = document.getElementById("soweb");
SoBtn = document.getElementById("searchbtn");
SoForm = document.getElementById("soform");
function ShowTag(o){
	var BtnName = "网页搜索";
	if(o == SoFirstTag){
		return false;
	}else {
		o.className = "sofocus";
		SoFirstTag.className = "soblur";
		switch(o.id){
			case "soweb":
				BtnName = "网页搜索";
				act = "search.asp";
				break;
			case "socompany":
				BtnName = "企业搜索";
				act = "search.asp";
				break;
			case "soproduct":
				BtnName = "产品搜索";
				act = "search_cp.asp";
				break;
			case "soinfo":
				BtnName = "商机搜索";
				act = "search_sj.asp";
				break;
			case "soblog":
				BtnName = "博客搜索";
				act = "http://blog.www.beidouyp.cn";
				break;
			case "sobbs":
				BtnName = "论坛搜索";
				act = "http://bbs.www.beidouyp.cn";
				break;
			case "sodata":
				BtnName = "下载搜索";
				act = "search_down.asp";
				break;
			case "sonews":
				BtnName = "新闻搜索";
				act = "search_news.asp";
				break;

		}
		SoForm.action = act;
		SoBtn.value = BtnName;
		SoFirstTag = o;
		SoForm.q.focus();

		return false;
	}
}