var IMG_SERVER_URL="http://www.3721bearing.com"
var BEARING_SERVER_URL="http://www.3721bearing.com"
/*
*/
function checkform(str){
searchFormObj = document.getElementById(str);
var v = trim(searchFormObj.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;
}
}
/*
*/
function trim(inputString) {
return inputString.replace(/^ +/,"").replace(/ +$/,"");
}
/*
*/
function getCookie(sName) {
var aCookie = document.cookie.split("; ");
for (var i=0; i < aCookie.length; i++)
{
var aCrumb = aCookie[i].split("=");
if (sName == aCrumb[0])
return unescape(aCrumb[1]);
}
return null;
}
/*
*/
function $() {
var elements = new Array();
for (var i = 0; i < arguments.length; i++) {
var element = arguments[i];
if (typeof element == 'string')
element = document.getElementById(element);
if (arguments.length == 1)
return element;
elements.push(element);
}
return elements;
}
String.prototype._indexOf = String.prototype.indexOf;
String.prototype.indexOf = function()
{
if(typeof(arguments[arguments.length - 1]) != 'boolean'){
return this._indexOf.apply(this.toLowerCase(),arguments);
}
else
{
var bi = arguments[arguments.length - 1];
var thisObj = this;
var idx = 0;
if(typeof(arguments[arguments.length - 2]) == 'number')
{
idx = arguments[arguments.length - 2];
thisObj = this.substr(idx);
}
var re = new RegExp(arguments[0],bi?'i':'');
var r = thisObj.match(re);
return r==null?-1:r.index + idx;
}
}

function getObject(objectId) {
     if(document.getElementById && document.getElementById(objectId)) {
    // W3C DOM
       return document.getElementById(objectId);
     } 
     else if (document.all && document.all(objectId)) {
    // MSIE 4 DOM
       return document.all(objectId);
     } 
     else if (document.layers && document.layers[objectId]) {
    // NN 4 DOM.. note: this won't find nested layers
       return document.layers[objectId];
     } 
     else {
       return false;
    }
} 

function seldiv(marksel,markdiv,id,len,styleout,styleon)
{
	var count=len;
	for(var i=0;i<count;i++)
	{
		var selBtnO=$(marksel+i);
		var selDivO=$(markdiv+i);
		if(selBtnO!=undefined&&selBtnO!=null)
		{
			if(id==i)
			{
				if(selBtnO.className!=styleon){selBtnO.className=styleon;}
			}
			else
			{
	    		if(selBtnO.className!=styleout){selBtnO.className=styleout;}
			}
		}
		if(selDivO!=undefined&&selDivO!=null)
		{
			if(id==i)
			{
				if(selDivO.style.display!='block') {selDivO.style.display='block';}
			}
			else
			{
				if(selDivO.style.display!='none') {selDivO.style.display='none';}
			}
		}
	}
}

function c_search(sOb)
{
    $("sr_fm").action="/"+sOb.value+"/s.asp";
    $("sr_keyw").value=sOb.title;
}
function getkeyword(hrefO)
{
if(hrefO.href=="http://www.3721bearing.com/exhibition/"){return false;}
if(hrefO.href=="http://www.3721bearing.com/products/"){return false;}
if(hrefO.href=="http://www.3721bearing.com/yp/"){return false;}
if(hrefO.href=="http://www.3721bearing.com/yp/"){return false;}
if(hrefO.href=="http://www.3721bearing.com/yp/"){return false;}
return true;
}
function exChkImg(imgO) {var today=new Date();imgO.src="/tools/verifyimagepage.aspx?T="+today.getUTCMilliseconds();}