//搜索条中的鼠标点击VALUE值消失
function ClickSearch(){
  if(escape(document.search_form.search_text.value)=="%A0Search" || escape(document.search_form.search_text.value)=="%20Search"){
      document.search_form.search_text.value="";
  }
}


//产品分类中的产品MENU鼠标经过图像变换

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}


function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}


//搜索检查
function search_check(obj){if(obj.search_text.value==''){alert('请输入搜索关键字');obj.search_text.focus();return false;}return true;}


//浮动广告
var obj1=null;
var obj2=null;
var ts;
window.onload=Init;
function Init()
{
  obj1=document.getElementById("div1");
  obj2=document.getElementById("div2");
  //obj1.style.left=parseInt(document.body.clientWidth)-parseInt(obj1.offsetWidth)+"px";//居右
  obj1.style.top=0;
  //obj2.style.left=0;
  obj2.style.top=0;
  ts=setInterval(CheckPos,10); //控制位置函数
}
function CheckPos()
{
  obj1.style.top=document.body.scrollTop+"px";
  obj2.style.top=document.body.scrollTop+"px";
}



//留言板输入检测函数
function checkspace(checkstr) {
  var str = '';
  for(i = 0; i < checkstr.length; i++) {
    str = str + ' ';
  }
  return (str == checkstr);
}

function checkfk()
{
   if(checkspace(document.fkinfo.fksubject.value)) {
	document.fkinfo.fksubject.focus();
    alert("您没有填写主题！");
	return false;
  }
   if(checkspace(document.fkinfo.fkusername.value)) {
	document.fkinfo.fkusername.focus();
    alert("请填写您的姓名！");
	return false;
  }
   if(checkspace(document.fkinfo.fklaizi.value)) {
	document.fkinfo.fklaizi.focus();
    alert("请填写您来自哪里！");
	return false;
  }
     if(checkspace(document.fkinfo.fkcontent.value)) {
	document.fkinfo.fkcontent.focus();
    alert("请填写反馈信息内容！");
	return false;
  }
  
  if(document.fkinfo.fkemail.value.length!=0)
  {
    if (document.fkinfo.fkemail.value.charAt(0)=="." ||        
         document.fkinfo.fkemail.value.charAt(0)=="@"||       
         document.fkinfo.fkemail.value.indexOf('@', 0) == -1 || 
         document.fkinfo.fkemail.value.indexOf('.', 0) == -1 || 
         document.fkinfo.fkemail.value.lastIndexOf("@")==document.fkinfo.fkemail.value.length-1 || 
         document.fkinfo.fkemail.value.lastIndexOf(".")==document.fkinfo.fkemail.value.length-1)
     {
      alert("Email地址格式不正确！");
      document.fkinfo.fkemail.focus();
      return false;
      }
   }
 else
  {
   alert("Email不能为空！");
   document.fkinfo.fkemail.focus();
   return false;
   }

}

//禁止复制
function click(e) { 
if (document.all) { 
if (event.button==1||event.button==2||event.button==3) { 
oncontextmenu='return false'; 
} 
} 
if (document.layers) { 
if (e.which == 3) { 
oncontextmenu='return false'; 
} 
} 
} 
if (document.layers) { 
document.captureEvents(Event.MOUSEDOWN); 
} 
document.onmousedown=click; 
document.oncontextmenu = new Function("return false;") 

var travel=true 
var hotkey=17 /* hotkey即为热键的键值,是ASII码,这里99代表c键 */
if (document.layers) 
document.captureEvents(Event.KEYDOWN) 
function gogo(e) 
{ if (document.layers) { 
if (e.which==hotkey&&travel){ 
alert("操作错误.或许是您按错了按键!"); } } 
else if (document.all){ 
if (event.keyCode==hotkey&&travel){ alert("操作错误.或许是您按错了按键!"); }} 
} 

document.onkeydown=gogo
function click() { if (event.button==2) 
{alert('你好,右键已被禁止使用'); } } document.onmousedown=click