var winportNowIndex=0;
var play_count=3;
var winport_runing_time;
var obj1;

function winportPlay(){
	if(winportNowIndex%play_count == 0){
		winportCheck('1');
	}else if(winportNowIndex%play_count == 1){
		winportCheck('2');
	}else if(winportNowIndex%play_count == 2){
		winportCheck('3');
	}	
	winportNowIndex++;
}

function winportStart(){
	winport_runing_time = setInterval(winportPlay,3000);
}
function winportStop(){
	clearInterval(winport_runing_time);
}

function winportCheck(o){
    obj1=document.getElementById("wangpu_turn");
    var s="l"+o+" fleft";
    obj1.className=s;
    document.getElementById("wp_b_item_1").className="wp_b divnone";
    document.getElementById("wp_b_item_2").className="wp_b_1 divnone";
    document.getElementById("wp_b_item_3").className="wp_b_2 divnone";
    if(o==1)
    {
    document.getElementById("wp_b_item_1").className="wp_b";
    }
    if(o==2)
    {
    document.getElementById("wp_b_item_2").className="wp_b_1";
    }
    if(o==3)
    {
    document.getElementById("wp_b_item_3").className="wp_b_2";
    }
}

function sliderdiv(o)
{
    var s=o+"_div";
    document.getElementById("zc_div").className="divnone";
    document.getElementById("sw_div").className="divnone";
    document.getElementById("tg_div").className="divnone";
    document.getElementById("fb_div").className="divnone";
    document.getElementById("zh_div").className="divnone";
    document.getElementById("dh_div").className="divnone";
    document.getElementById("zc_div_1").className="s1 fclear zc fleft";
    document.getElementById("sw_div_1").className="s1_1 sw fleft";
    document.getElementById("tg_div_1").className="s1 fclear tg fleft";
    document.getElementById("fb_div_1").className="s1_1 fb fleft";
    document.getElementById("zh_div_1").className="s1 fclear zh fleft";
    document.getElementById("dh_div_1").className="s1_1 dh fleft";
    if(o=="zc")
    {
        document.getElementById("zc_div").className="s3 fclear";
        document.getElementById("zc_div_1").className="s2 fclear zc fleft";
    }
    if(o=="sw")
    {
        document.getElementById("sw_div").className="s3_1 fclear";
        document.getElementById("sw_div_1").className="s2_1 sw fleft";
    }
    if(o=="tg")
    {
        document.getElementById("tg_div").className="s3 fclear";
        document.getElementById("tg_div_1").className="s2 fclear tg fleft";
    }
    if(o=="fb")
    {
        document.getElementById("fb_div").className="s3_1 fclear";
        document.getElementById("fb_div_1").className="s2_1 fb fleft";
    }
    if(o=="zh")
    {
        document.getElementById("zh_div").className="s3 fclear";
        document.getElementById("zh_div_1").className="s2 fclear zh fleft";
    }
    if(o=="dh")
    {
        document.getElementById("dh_div").className="s3_1 fclear";
        document.getElementById("dh_div_1").className="s2_1 dh fleft";
    }
}

function chgjob(o)
{
    if(o=="2")
    {
        document.getElementById("zp").className="k1";
        document.getElementById("qz").className="k2";
        document.getElementById("qzxxinfo").className="divnone";
        document.getElementById("zpxx").className="zpxxinfo";
    }
    else
    {
        document.getElementById("zp").className="k2";
        document.getElementById("qz").className="k1";
        document.getElementById("qzxxinfo").className="qzinfo";
        document.getElementById("zpxx").className="divnone";
    }
}

/*
 * 函数说明：去除头尾空格
 * 参数：	字符串
 * 返回值：	无
 */
function trim(inputString) {
	return inputString.replace(/^ +/,"").replace(/ +$/,"");
}

function checkform(){
	var v = trim(searchform.keywords.value);
	if(v.length > 100){
		alert("您输入的关键字过长！");
		return false;
	}
	if(v == ""  || v.substring(0,3) =="请输入") {
		alert("请输入关键字！");
		return false;
	}
}