function $(id){return document.getElementById(id);}
function SearchEngine(){
}
//static final 
SearchEngine.CONSTANTS ={
	//域链接
  domainLink:['http://s.so.citymotors.com.cn:8080/s',
              'http://i.so.citymotors.com.cn:8080/i',
              'http://p.so.citymotors.com.cn:8080/p',
              'http://c.so.citymotors.com.cn:8080/c',
              'http://w.so.citymotors.com.cn:8080/w',
              'http://n.so.citymotors.com.cn:8080/n',
              'http://b.so.citymotors.com.cn:8080/b',
              'http://y.so.citymotors.com.cn:8080/y',
              'http://d.so.citymotors.com.cn:8080/d',
              'http://r.so.citymotors.com.cn:8080/r'],
  currentDomain:0 //默认域名
};	
SearchEngine.prototype.link=function(){
	return SearchEngine.CONSTANTS.domainLink[SearchEngine.CONSTANTS.currentDomain];
};

function confirmSearch(event){
	event = event || window.event;
	var k = event.which || event.keyCode;
	if(k==13){ //enter key down
		 var t = event.target || event.srcElement;
		 var engine = new SearchEngine();
		 var u = engine.link()+'?kw='+encodeURI(t.value);
		 var a = $('searchLink');
		 a.href = u;
		 if(!a.click){
		 	 a.click = a.focus;
		 }
		 a.click();
	}
}
function setSearchDomain(obj,index){
	obj.blur();
	SearchEngine.CONSTANTS.currentDomain = index;
	for(var i=0;i<=8;i++){
		$('se_btn_'+i).className="";
	}
	$('se_btn_'+index).className="active";
window.open(SearchEngine.CONSTANTS.domainLink[SearchEngine.CONSTANTS.currentDomain],'_blank');
}

function setSearchDomain2(obj,index){
	SearchEngine.CONSTANTS.currentDomain = index;
}
//call search start method
function se(a){
	var keyword = encodeURI($('keyword').value);
	var engine = new SearchEngine();
	a.href = engine.link()+'?kw='+keyword;
}

//车型数据库用
function se2(a,index,keyname){
	SearchEngine.CONSTANTS.currentDomain = index;
	var keyword = encodeURI($(keyname).value);
	var engine = new SearchEngine();
	a.href = engine.link()+'?kw='+keyword;
}
//新闻内页用
function se3(a,keyname){
	var keyword = encodeURI($(keyname).value);
	var engine = new SearchEngine();
	a.href = engine.link()+'?kw='+keyword;
}