function checkNmb(nmb) {
	
	var pattern = /^\d+(\.\d+)?$/;
	if (pattern.test(nmb)) {
		return true;
	}
	return false;
}
function checkCommonNum(nmb){
	var val = nmb;
	var parten = /^[0-9]*$/;
	if (parten.exec(val)) {
		return true;
	} else {
		return false;
	}
}
function checkNmbAndAbc(nmb) {
	var val = nmb;
	var parten = /^[a-zA-Z0-9]*$/;
	if (parten.exec(val)) {
		return true;
	} else {
		return false;
	}
}
function checkChinaAndAbc(nmb) {
	var val = nmb;
	var parten = /^[a-zA-Z\u4e00-\u9fa5]*$/;
	if (parten.exec(val)) {
		return true;
	} else {
		return false;
	}
}
function checkChinaAndAbcAndNmb(nmb) {
	var val = nmb;
	var parten = /^[a-zA-Z0-9\u4e00-\u9fa5]*$/;
	if (parten.exec(val)) {
		return true;
	} else {
		return false;
	}
}
function checkChinaAndAbcAndNmbAndComma(nmb) {
	var val = nmb;
	var parten = /^[a-zA-Z0-9\u4e00-\u9fa5,，-]*$/;
	if (parten.exec(val)) {
		return true;
	} else {
		return false;
	}
}
function checkChinaAndAbcAndNmbAndCommon(nmb) {
	var val = nmb;
	var parten = /^[a-zA-Z0-9\u4e00-\u9fa5,，-]*$/;
	if (parten.exec(val)) {
		return true;
	} else {
		return false;
	}
}
function checkCommon(nmb) {
	var val = nmb;
	var parten = /^[a-zA-Z0-9\u4e00-\u9fa5,，-]*$/;
	if (parten.exec(val)) {
		return true;
	} else {
		return false;
	}
}
function continuous(nmb){
	var val = nmb;
	var parten = /(.)\1{4,}/;
	if (parten.exec(val)) {
		return true;
	} else {
		return false;
	}
}
function isEmail(str) {
	var reg = /^([a-zA-Z0-9\._-])+@([a-zA-Z0-9_-])+((\.[a-zA-Z0-9_-]{2,3}){1,2})$/;
	return reg.test(str);
}
function setHeader(hId) {
	if (document.getElementById(hId) != null) {
		document.getElementById(hId).className = "current";
	}
}
function setHeaderCatalog(cId) {
	if (document.getElementById(cId) != null) {
		document.getElementById(cId).className = "first current";
	}
}
function checkStr(t) {
	szMsg = "[#_%&'\",;`@%^&*()_+:.=!^ ]/\\/|";
	alertStr = "";
	for (i = 1; i < szMsg.length + 1; i++) {
		if (t.indexOf(szMsg.substring(i - 1, i)) > -1) {
			alertStr = "\u8bf7\u52ff\u5305\u542b\u975e\u6cd5\u5b57\u7b26\u5982[#_%&'\",;:=!`@$%`\u7a7a\u683c]/\\/|";
			break;
		}
	}
	if (alertStr != "") {
		return false;
	}
	return true;
}
function createXMLhttp() {
	try {
		xmlhttp = new createXMLhttp("Msxml2.XMLHTTP");
	}
	catch (e) {
		try {
			xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
		}
		catch (oc) {
			xmlhttp = null;
		}
	}
	if (!xmlhttp && typeof XMLHttpRequest != "undefined") {
		xmlhttp = new XMLHttpRequest();
	}
	return xmlhttp;
}
function addCookie(url, str) {
	url = window.location;
	if (document.all) {
		window.external.addFavorite(url, str);
	} else {
		if (window.sidebar) {
			window.sidebar.addPanel(url, str, "");
		}
	}
}
function copyToClipBoard() {
	var clipBoardContent = "";
	clipBoardContent += this.location.href;
	window.clipboardData.setData("Text", clipBoardContent);
	alert("\u590d\u5236\u6210\u529f\uff0c\u8bf7\u7c98\u8d34\u5230\u4f60\u7684QQ/MSN\u4e0a\u63a8\u8350\u7ed9\u4f60\u7684\u597d\u53cb");
}
function closePage() {
	window.close();
}
function setHomepage()
{
 if (document.all)
    {
        document.body.style.behavior='url(#default#homepage)';
  document.body.setHomePage('http://www.jcxsw.com');
 
    }
    else if (window.sidebar)
    {
    if(window.netscape)
    {
         try
   { 
            netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect"); 
         } 
         catch (e) 
         { 
    		alert( "该操作被浏览器拒绝，如果想启用该功能，请在地址栏内输入 about:config,然后将项 signed.applets.codebase_principal_support 值该为true" ); 
         }
    }
    var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components. interfaces.nsIPrefBranch);
    prefs.setCharPref('browser.startup.homepage','http://www.tz8890.gov.cn');
 }
}
 
function setHead(name){
	var arr = new Array(document.getElementById("index"), document.getElementById("news"),document.getElementById("seach-sell")); 
	for(var i = 0;i<arr.length;i++){
	
		arr[i].className="l3"
	}
	document.getElementById(name).className='l2';		
	
}