//判断文本框的值的长度
    function GetEnterLength(txtId, lblId)
    {
        lblId.innerHTML = txtId.value.length;
        return true;
    }

    function IfSubmit() 
    {
        qymc = frm_Single_Search.TextBoxqyname.value;
        zch = frm_Single_Search.TextBoxqyzch.value;
        xm = frm_Single_Search.txtXm.value;
        zjhm = frm_Single_Search.txtZjhm.value;
        zjlx = frm_Single_Search.ddlZjlx.value;

        while (qymc.charAt(0) == " ")     //去掉输入以空格开头的企业名称
        {
            qymc = qymc.substring(1);
        }

        frm_Single_Search.TextBoxqyname.value = qymc;     //去掉开头空格的值各企业名称的TextBox赋值
        while (zch.charAt(0) == " ")		//去掉输入以空格开头的企业注册号
        {
            zch = zch.substring(1);
        }

        frm_Single_Search.TextBoxqyzch.value = zch;     //去掉开头空格的值企业注册号的TextBox赋值
        while (xm.charAt(0) == " ")		//去掉输入以空格开头的法定代表人姓名
        {
            xm = xm.substring(1);
        }

        frm_Single_Search.txtXm.value = xm;     //去掉开头空格的值法定代表人姓名的TextBox赋值
        while (zjhm.charAt(0) == " ")		//去掉输入以空格开头的法定代表人姓名
        {
            zjhm = zjhm.substring(1);
        }

        frm_Single_Search.txtZjhm.value = zjhm;     //去掉开头空格的值证件号码的TextBox赋值
        if (qymc.length < 1 & zch.length < 1 & xm.length < 1 & zjhm.length < 1) //如都为空则不提交& frdm.length < 1
        {
            if ( zch.length > 1)			//如注册号不为空，则企业注册号的TextBox取得焦点
            {
                frm_Single_Search.TextBoxqyzch.focus();
            }
            else							//否则，企业名称的TextBox取得焦点
            {
			    frm_Single_Search.TextBoxqyname.focus();
			}
			alert('请输入搜索条件 ！');
			return false;
		}
		else 
		{
		    var Sm;
		    var i;
		    var index;
		    var aQymc = new Array("贵州", "贵阳", "云岩", "南明", "花溪", "乌当", "白云", "小河", "息烽", "开阳", "修文", "清镇", "高新");

		    if (qymc.length > 0) 
		    {
		        if (qymc.length < 2) 
		        {
		            Sm = "请输入企业名称（两字或两字以上）！"
		            alert(Sm);
		            return false;
		        }
		        index = qymc.indexOf("%");
		        if (index != -1) 
		        {
		            Sm = "您输入的企业名称中含有禁用字符！"
		            alert(Sm);
		            return false;
		        }
		        if (qymc.length < 5)
		        {
		            for (var i = 0; i < aQymc.length; i++) 
		            {
		                index = qymc.indexOf(aQymc[i]);
		                if (index != -1) 
		                {
		                    Sm = "您输入的企业名称中不能含有禁用的地区、地名！"
		                    alert(Sm);
		                    return false;
		                    break;
		                }
		        }
		    }
		        
		    }
		        if (xm.length < 2 & zjhm.length == 0 & xm.length > 0) 
		        {
		            Sm = "请输入姓名（两字或两字以上）！";
		            alert(Sm);
		            return false;
		        }
		    
		        if (zjhm.length > 0 & zjlx == '0') 
		        {
		            if (zjhm.length != 18 & zjhm.length != 15) 
		            {
		                Sm = "身份证的号码必需为15位或18位！";
		                alert(Sm);
		                return false;
		            }
		        }
		}

		tbym_load.style.display = '';
		return true;
	}

	function ClearTxtBox() {
	    var m = window.document.frm_Single_Search.elements.length;

	    for (var t = 0; t < m; t++) {
	        if (window.document.frm_Single_Search.elements[t].name.indexOf("Text") != -1 || window.document.frm_Single_Search.elements[t].name.indexOf("txt") != -1)//找到
	        {
	            window.document.frm_Single_Search.elements[t].value = "";
	        }

	    }
	    return false;
	}

	function change_ddlZjlx() 
	{
	    if (frm_Single_Search.ddlZjlx.value == "") 
	    {
	        frm_Single_Search.txtZjhm.disabled = true;
	        frm_Single_Search.txtZjhm.value = "";
	    }
	    else {
	        frm_Single_Search.txtZjhm.disabled = false;
	    }
	}