function GE(a){return document.getElementById(a);}
function MS(s){
	GE("ms"+s).className = "msOn";
}
function myAddPanel(title,url,desc) { 
	if ((typeof window.sidebar == 'object') && (typeof window.sidebar.addPanel == 'function')){ 
		window.sidebar.addPanel(title,url,desc); 
	}else{ 
		window.external.addFavorite(url,title); 
	} 
} 

function setHomepage(url){
	if(document.all){
		document.body.style.behavior='url(#default#homepage)';
		document.body.setHomePage(url);
	}else if(window.sidebar){
		if(window.netscape){
			try{ 
				netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect"); 
			}catch(e){ 
				alert( "该操作被浏览器拒绝，如果想启用该功能，请在地址栏内输入\"about:config\",然后将项\"signed.applets.codebase_principal_support\"值该为\"true\"" ); 
			}
		}
		var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components. interfaces.nsIPrefBranch);
		prefs.setCharPref('browser.startup.homepage',url);
	}
}
function Search_act(){
	if(document.formS.keywords.value.replace(/(^\s*)/g,"")==''||document.formS.keywords.value=='站内搜索'){
		alert ("请输入关键词。");
		document.formS.keywords.focus();
		return false;
	}
}
function sTabs(obj,id){
	ii = cid[obj];
	if(id != ii){
		GE(obj + "_t" + ii).className = cla[obj]+"_off"; GE(obj + "_t" + id).className = cla[obj]+"_on";
		GE(obj + "_c" + ii).style.display="none"; GE(obj + "_c" + id).style.display="";
		cid[obj] = id;
	}
}