$(function () {
    $("#keyword").keypress(function (e) {
        var key = window.event ? e.keyCode : e.which;
        if (key.toString() == "13") {
            checkSearch(); return false;
        }
    });
    /*$("#keyword").focus(function () {
        if ($(this).val() == "请输入搜索关键字") {
            $(this).val("");
            //$(this).css({ "color": "#999" });
        } else {
            $(this).css({ "color": "#1d7ad9" });
        }
    });
    $("#keyword").blur(function () {
        if ($(this).val() == "") {
            $(this).val("请输入搜索关键字");
			$(this).css({ "color": "#999" });
        } else {
            this.style.color = "#1d7ad9";
        }
    });*/
})
function checkSearch() {
    var keyword = $("#keyword").val();
    if (keyword == "" || keyword == "请输入搜索关键字") {
        $(this).css({ "color": "#999" });
        alert("请输入关键字再搜索!");
        $("#keyword").focus();        
        return false;
    } else {
        var searchType = $("#SearchType").attr("typeVal");
        var url = "";
        if (/msie/.test(navigator.userAgent.toLowerCase())) {
            keyword = encodeURIComponent(keyword);
        } else if (/firefox/.test(navigator.userAgent.toLowerCase())) {
            keyword = escape(keyword);
        } else if (/webkit/.test(navigator.userAgent.toLowerCase())) {
            keyword = escape(keyword);
        }
        if (searchType == "2") {            
            url = "http://search.zxxk.com/search1.aspx?keyword=" + keyword + "";
        }
        if (searchType == "1") {            
            url = "http://search.zxxk.com/SearchArticle.aspx?keyword=" + keyword + "";
        }       
        window.open(url);
    }
}