function onld(){	
}
function EnterGo(){
	var lgfm=document.lgfm;
	if(event.keyCode==13&&lgfm.fname.value!=""&&lgfm.fpwd.value!=""){
		chklgfm();
	}else{
		return false;
	}
}
function chkfm(){
	var lgfm=document.lgfm;
	if(lgfm.fname.value.length<4||lgfm.fpwd.value.length<6){
		alert("提示：\n      登陆信息不完整！     ");
	}else{
		if (lgfm.fname.value.search(/[~!@#$%^&*()?<>=|\/\.\\]/gi) != -1) {
			alert("警告：\n      用户名中包含非法字符       ");			
			return false;
		}else{
			if(lgfm.getcode.value.length==4&&lgfm.getcode.value!=""&&lgfm.getcode.value/1==lgfm.getcode.value){
				lgfm.action="/chkusr.asp";
				lgfm.submit();
			}else{
				alert("提示：\n      请检查验证码输入！      ");
			}
		}	
	}
}
function chksearch(){
	var kw=document.fm.kw.value
    var vreg=new RegExp("\\s","g");
	km=kw.replace(vreg,'');
	if(km!="请输入产品型号Pleaseenteraproductmodel"&&km.length>=2){
		document.fm.action="/search/";
		document.fm.submit();
	}else{
		alert("提示：\n      请输入关键字或者关键字少于2个字符!      ");
	}
}
function ofs(which){
	if(which=='请输入产品型号 Please enter a product model'){
	   document.fm.kw.value='';
	}
}
function obl(which){
	if(which==''){
	   document.fm.kw.value='请输入产品型号 Please enter a product model';
	}
}

function showcode(which){
	if(which==1){
		document.getElementById("atxt").innerHTML='下载验证';
	}else{
		document.getElementById("atxt").innerHTML='阅读验证';
	}
	document.getElementById("downbox").style.display='none';
	document.getElementById("codebox").style.display='block';
	document.getElementById("codimg").src='/getcode.asp';
}
function getfile(id){
	var codtxt=document.getElementById("codtxt").value;
	if(isnumber(codtxt)&&codtxt.length==4){
		if(document.getElementById("atxt").innerHTML=='下载验证'){
			//window.open("/download/?"+id+"||"+codtxt, "down"); 
			document.getElementById("ifr").src="/download/?"+id+"||"+codtxt;
			//alert(document.getElementById("ifr").src);
		}else{
			window.open("/view/?"+id+"||"+codtxt, "down"); 
		}
	}else{
		alert('提示：\n      验证码输入错误!      ');
	}
}
function isnumber(v) {
  return (!isNaN(v) && !/^\s+$/.test(v));
}
function reimg(){
	document.getElementById("codimg").src='/images/blank.jpg';
	document.getElementById("codimg").src='/getcode.asp';
	document.getElementById("codimg").alt='单击切换验证码';
}
//-----------------------------------------------