var url = window.location.href;
     url = url.toLowerCase();
     aurl=document.getElementById("a").href;
     if (url == aurl || url == aurl + "/") {
         document.getElementById("a").className = "head";
     }
     burl = document.getElementById("b").href;
     if (url == burl || url == burl + "/") {
         document.getElementById("b").className = "show";
     }
     curl = document.getElementById("c").href;
     if (url == curl || url == curl + "/") {
         document.getElementById("c").className = "show";
     }
     durl = document.getElementById("d").href;
     if (url == durl || url == durl + "/") {
         document.getElementById("d").className = "show";
     }
     eurl = document.getElementById("e").href;
     if (url == eurl || url == eurl + "/") {
         document.getElementById("e").className = "show";
     }
     furl = document.getElementById("f").href;
     if (url == furl || url == furl + "/") {
         document.getElementById("f").className = "show";
     }

    $(document).ready(function() {
        var value = "";
        $("#iptSearch").focus(function() {
            value = $(this).val();
            if(value=='输入名称')
            {
                $(this).val("");
            }
        });
        $("#iptSearch").blur(function() {
            if($(this).val() == "")
            {
                $(this).val("输入名称");
            }
            else
            {
                $(this).val($(this).val());
            }
        });
    });
                //回车查询事件 
    function enterSearch(event) {
        var strValue = $("#iptSearch").val().replace(/\s/g, "");
        event = event || window.event;
        var keyCode = event.keyCode || event.which || event.charCode;
        if ((/^13$|^9$/.test(keyCode))) {
            event.preventDefault && event.preventDefault();
            event.stopPropagation && event.stopPropagation();
            event.cancelBubble = true;
            event.returnValue = false;
        }
        
        if (keyCode == 13) {
            if ($.trim(strValue) == "" || $.trim(strValue) == "输入名称") {
                alert("请输入查询词");
                return false;
            }
            else {
                document.getElementById("sfrom").method = "get";
                document.getElementById("sfrom").action = "/Search?KeyWord=" + encodeURIComponent($("#ipt_Search").val());
                document.getElementById("sfrom").submit();
            }
        }
    }

		     function Search() {
		         var strKeyword = $("#iptSearch").val();
		         if (strKeyword == null || strKeyword == "" || strKeyword=="输入名称") {
		             alert("请输入要查询的关键词");
		             $("#iptSearch").focus();
		             return false;
		         }
		         window.location.href = "/Search?KeyWord=" + encodeURIComponent(strKeyword);
		     }