var num = 5;
/*function getObj(objName) {
	return(document.getElementById(objName));
}*/
function tag(id){
	var objForm = searchBarForm;
	var keyword = objForm.keywords.value;
	getObj("searconrow1").style.display="block";

	if(keyword == "" || keyword.substring(0,3) == "请输入") {
		switch(id){
			case 1:
				objForm.keywords.value = "请输入您感兴趣的产品";
				objForm.type.value="supplyInfo";
				break;
			case 2:
				objForm.keywords.value = "请输入您感兴趣的产品";
				objForm.type.value="demandInfo";
				break;
			case 3:
				objForm.keywords.value = "请输入产品名的关键词";
				objForm.type.value="productInfo";
				break;
			case 4:
				objForm.keywords.value = "请输入公司名的关键词";
				objForm.type.value = "companyInfo";
				break;
			case 5:
				objForm.keywords.value = "请输入您感兴趣的关键词";
				objForm.type.value="lineInfo";
		}
	} else {
		objForm.keywords.value = keyword;
		switch(id){
			case 1:
				objForm.type.value = "supplyInfo";
				break;
			case 2:
				objForm.type.value = "demandInfo";
				break;
			case 3:
				objForm.type.value = "productInfo";
				break;
			case 4:
				objForm.type.value = "companyInfo";
				break;
			case 5:
				objForm.type.value = "lineInfo";
		}
	}
 
	for(var i = 1; i <= num; i++) {	
		if(i == id) {
			getObj("changebox"+i).className="search_sel";
		} else {			
			getObj("changebox"+i).className="search_unsel";			
		} 
	}	
}

function check(theForm) {
	var type = theForm.type.value;
	var keywords = theForm.keywords.value;
	if(keywords.length == 0 || keywords.substring(0,3) == "请输入"){
		alert("请输入查询内容！");
		theForm.keywords.focus();
		return false;
	}
	return true;
}

function tab(id){
	var objForm = lineCategoryTabForm;
	switch(id){
		case 1:
			objForm.tabType.value = "supplyInfo";
			break;
		case 2:
			objForm.tabType.value = "demandInfo";
			break;
		case 3:
			objForm.tabType.value = "productInfo";
			break;
	}
	for(var i = 1; i <= 3; i++) {
		if(i == id) {
			getObj("changeTab"+i).className="tab_sel";
		} else {
			getObj("changeTab"+i).className="tab_unsel";
		} 
	}
}

function linkTo(id) {
	var type = lineCategoryTabForm.tabType.value;
	if(type.length == 0) {
		type = "supplyInfo"
	}
	document.location = "search.jsp?type="+type+"&category="+id;
}

function searchid(id) {
	//var type = lineCategoryTabForm.tabType.value;
	//var cityid = lineCategoryTabForm.city.value;
	//var type = "allsupply";
	var loca = "/supply.jsp?category="+id;
	//document.location = loca;
	window.open(loca);
}

function totallinkTo() {
	var type = lineCategoryTabForm.tabType.value;
	if(type.length == 0) {
		type = "supplyInfo"
	}
	document.location = "lineCategoryList.jsp?type="+type;
}

function gotoCompany(companyid) {
	var location = "companyInfor.jsp?id="+companyid+"&cid=c";
	window.open(location);
}

function sublinkTo(id) {
	var type = lineCategoryTabForm.tabType.value;
	if(type.length == 0) {
		type = "supplyInfo"
	}
	document.location = "lineCategoryList.jsp?type="+type+"&category="+id+"#"+id;
}
var hotword="";

function searchHotword(type){
	var keywords=hotword;
	if(type.length == 0) {
		type = "supplyInfo";
	}
	document.location = "supply.jsp?type="+type+"&keywords="+ encodeURIComponent(keywords);
	}

function searchCompanyHotword(type){
	var keywords=hotword;
	document.location = "company.jsp?keywords="+ encodeURIComponent(keywords);
	}

//新searchBar tab标签
function g(o){return document.getElementById(o);} 
function display(n){ 
	for(var i=1;i<=5;i++){
		if (g('menu_'+i)) g('menu_'+i).className='normaltab';
		if (g('tbc_0'+i)) g('tbc_0'+i).className='undis';
	}
	if (g('tbc_0'+n)) g('tbc_0'+n).className='dis';
	if (g('menu_'+n)) g('menu_'+n).className='hovertab'; 
}