function allletter(){
var letter;
 var name,value; 
   var str=location.href; //取得整个地址栏
   var num=str.indexOf("?") 
   str=str.substr(num+1); //取得所有参数    act=list&firstcode=B#game
   var arr=str.split("&"); //各个参数放到数组里 arr {act=list,firstcode=B#game}
   for(var i=0;i < arr.length;i++){ 
    num=arr[i].indexOf("="); 
    if(num>0){ 
     name=arr[i].substring(0,num);
     value=arr[i].substr(num+1);
     this[name]=value;
	 var value1=value.substring(0,1);
	}  
    } 
var firstcode = new Array("A","B","C","D","E","F","G","H","J","K","L","M","N","O","P","Q","R","S","T","W","X","Y","Z","U"); 
for (i=0;i<firstcode.length;i++){
document.write("<a href='?act=list&firstcode="+firstcode[i]+"#game'>");
if (value1==firstcode[i]){
	
document.write("<img src='images/alif_green/"+firstcode[i]+".gif' border='0'  height='24'");
}else{
//var ss=<?=$_GET["firstcode"]?>;
	//alert(value);
	//alert(firstcode);
document.write("<img src='images/alif/"+firstcode[i]+".gif' border='0'  height='24'");
//document.write("<img src='images/alif_green/H.gif' border='0'  height='24'");
document.write("onmouseover=\"this.src='images/alif_green/"+firstcode[i]+".gif'\"; onmouseout=\"this.src='images/alif/"+firstcode[i]+".gif'\"");
//document.write("<img src='images/alif_green/H.gif' border='0'  height='24'");

}
document.write("/></a>\r\n");
}
}


function login_onclick(){
  c.divAlert_login(haveHeader,innerHTMLs_login,titles_login,css,headerCss,id,oDrag);
}
function reg_onclick(){
  c.divAlert_reg(haveHeader,innerHTMLs_reg,titles_reg,css,headerCss,id,oDrag);
}

/* 
　　*函数功能:从href获得参数 
　　*sHref: http://www.yesky.com/arg.htm?arg1=d&arg2=re 
　　*sArgName:arg1, arg2 
　　*return: the value of arg. d, re 
　　*/ 
　　function GetArgsFromHref(sHref, sArgName) 
　　{ 
　　var args = sHref.split("?"); 
　　var retval = ""; 
　　if(args[0] == sHref) /*参数为空*/ 
　　{ 
　　return retval; /*无需做任何处理*/ 
　　} 
　　var str = args[1]; 
　　args = str.split("&"); 
　　for(var i = 0; i < args.length; i ++) 
　　{ 
　　str = args[i]; 
　　var arg = str.split("="); 
　　if(arg.length <= 1) continue; 
　　if(arg[0] == sArgName) retval = arg[1]; 
　　} 
　　return retval; 
　　}
var my_href=window.location.href;

function checksearch() { 
var $=document.search_form.keywords.value;
if (document.search_form.keywords.value=='')
{alert('关键字不能为空!');
document.search_form.keywords.focus();
return false;
}
if (document.search_form.keywords.value.length<2 || document.search_form.keywords.value.length>20)
{alert('关键字在2-20字符以内!');
document.search_form.keywords.focus();
return false;
}
document.search_form.action="search.php";
}

function checkEmail()   
{
	//alert("ni hao");
   var strP=/^\w+@[0-9a-zA-Z]+\.[a-zA-Z]+$/; 
   var email=document.forms["reguserForm"].elements["email"].value;
   if(email.length==0){
   		document.all["eamil_explain"].innerHTML="<img src='/images/no.gif'/>";
		return false;
   }
   if(!strP.test(email)){
   		document.all["eamil_explain"].innerHTML="<img src='/images/no.gif'/>";
		return false;
   }  
   document.all["eamil_explain"].innerHTML="<img src='/images/tongguo.gif'/>";      
}   
  
   
function checkNickName()
{
   var nickname=document.forms["reguserForm"].elements["nickname"].value
   if(nickname.length==0 || nickname.length<4 || nickname.length>12 ){
		document.all["nickname_explain"].innerHTML="<img src='/images/no.gif'/>";
		return false;
   }else{
		document.all["nickname_explain"].innerHTML="<img src='/images/tongguo.gif'/>";
   }        
}


function checkUserName()
{
   var username=document.forms["reguserForm"].elements["username"].value
   flg=0; 
   str=""; 
   spc="" 
   arw=""; 
if(username.length<2 || username.length>16 ){
  document.all["username_explain"].innerHTML="<img src='/images/no.gif'/>";
  document.forms["reguserForm"].elements["username"].value="";
  return false;
}//else{  
//  for (var i=0;i<username.length;i++){ 
//  cmp=".0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ" 
//  tst=username.substring(i,i+1) 
//  if (cmp.indexOf(tst)<0){ 
//    flg++; 
//    str+=" "+tst; 
//    spc+=tst; 
//    arw+="^"; 
//  } 
//  else{
//    arw+="_";   
//  }     
//  } 
//  if (flg!=0){ 
//    if (spc.indexOf(" ")>-1) { 
//      str+="和空格"; 
//    }   
//    document.all["username_explain"].innerHTML="<img src='/images/no.gif'/>";
//    document.forms["reguserForm"].elements["username"].value="";
//    return false;      
//  }else{
//  	document.all["username_explain"].innerHTML="<img src='/images/tongguo.gif'/>";
//  }		     	
//}
}


function checkpassword1(){
    var str2=document.forms["reguserForm"].elements["password1"].value;
	if(str2.length<6 || str2.length>16 ){
      document.all["password1_explain"].innerHTML="<img src='/images/no.gif'/>";
      return false;          
   }else{
   		  for(var j=0;j<str2.length;j++){
		  	yz_pwd="0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
			test_pwd=str2.substring(j,j+1);
			//alert(test_pwd);
			if(yz_pwd.indexOf(test_pwd)<0){
				 document.all["password1_explain"].innerHTML="<img src='/images/no.gif'/>"; 
		 			return false; 
			}
		  }
	     document.all["password1_explain"].innerHTML="<img src='/images/tongguo.gif'/>"; 
		 return true;   
   }	  
}

function checkpassword2(){
   var str2=document.forms["reguserForm"].elements["password1"].value;
   var str3=document.forms["reguserForm"].elements["password2"].value;
   if(str3.length==0){
	 document.all["password2_explain"].innerHTML="<img src='/images/no.gif'/>";
	 return false;
   }else{  
	  if(str2!=str3){  
	     document.all["password2_explain"].innerHTML="<img src='/images/no.gif'/>"; 
		 document.forms["reguserForm"].elements["password1"].value="";
		 document.forms["reguserForm"].elements["password2"].value="";
		 document.all["password1_explain"].innerHTML="";
		 return false;  
      }else{
	  	var yz_pwd="0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
	  	for(var k=0;k<str2.length;k++){
			test_pwd=str2.substring(k,k+1);
			//alert(test_pwd);
			if(yz_pwd.indexOf(test_pwd)<0){
				 document.all["password1_explain"].innerHTML="<img src='/images/no.gif'/>"; 
		 			return false; 
			}
		  }
		  for(var l=0;l<str2.length;l++){
			test_pwd2=str3.substring(l,l+1);
			if(yz_pwd.indexOf(test_pwd2)<0){
				 document.all["password2_explain"].innerHTML="<img src='/images/no.gif'/>"; 
		 			return false; 
			}
		  }
         document.all["password2_explain"].innerHTML="<img src='/images/tongguo.gif'/>";
		 return true;
      } 
   }    
}  

	function createXMLHttp() {
    var aVersions = [ "MSXML2.XMLHttp.5.0",
        "MSXML2.XMLHttp.4.0","MSXML2.XMLHttp.3.0",
        "MSXML2.XMLHttp","Microsoft.XMLHttp"
    ];

    var oXmlHttp = 'undefined' ;    
    for (var i = 0; i < aVersions.length; i++) {
        try {
            oXmlHttp = new ActiveXObject(aVersions[i]);
            return oXmlHttp;
        } catch (oError) {
            //Do nothing
        }
    }
    if ( oXmlHttp == 'undefined' ){
       oXmlHttp = new XMLHttpRequest(); 
       return oXmlHttp;
    }
}

function loadimage(){
    document.getElementById("vcimage").src = "VerifyCode.php?";
  }

function regcheckform() 
		{ 
		  var strPs=/^\w+@[0-9a-zA-Z]+\.[a-zA-Z]+$/; 
			//var username=document.reguserForm.username.value;
			//var password1=document.reguserForm.password1.value;
			//var password2=document.reguserForm.password2.value;
			//var question=document.reguserForm.question.value;
			//var answer=document.reguserForm.answer.value;
			//var email=document.reguserForm.email.value;
			//var ck_img=document.reguserForm.ck_img.value;
			if (document.reguserForm.username.value =="")
			{
			alert("请填写您的会员名！");
			document.reguserForm.username.focus();
			return false;
			}
			if (document.reguserForm.password1.value =="") 
			{
			alert("请填写您的密码！");
			document.reguserForm.password1.focus();
			return false; 
			}
			if(document.reguserForm.password2.value==""){
			alert("请输入您的确认密码！");
			document.reguserForm.password2.focus();
			return false;
			}
			if (document.reguserForm.password1.value!=document.reguserForm.password2.value ){
			alert("两次填写的密码不一致，请重新填写！"); 
			document.reguserForm.password1.focus();
			return false; 
			} 
			//var filter=/^\s*[.A-Za-z0-9_-]{4,16}\s*$/;
			//if (!filter.test(document.reguserForm.username.value)) { 
			//alert("会员名填写不正确,请输入4-16个英文、数字组合"); 
			//document.reguserForm.username.focus();
			//return false; 
			//} 
			if (document.reguserForm.question.value =="")
			{
			alert("请填写您的密码问题！");
			document.reguserForm.question.focus();    
			return false;  
			}
			if (document.reguserForm.answer.value =="")
			{
			alert("请填写您的问题答案！");
			document.reguserForm.answer.focus();  
			return false;
			}  
			if (document.reguserForm.email.value =="")
			{
			alert("Email不能为空！");
			document.reguserForm.email.focus();
			return false;
			}
			if(!strPs.test(document.reguserForm.email.value)){
            alert("您的电子邮件填写格式不正确，请检查！");
            document.reguserForm.email.focus();
            return false; 
            }
			if (document.reguserForm.UserVerify.value=='')
			{alert('请输入验证码');
			document.reguserForm.UserVerify.focus();
			return false
			}
			 
		//alert("基本验证全部通过，进入jaxa调用部分");   
		  //document.reguserForm.submit();
}//检测注册框

function checkloginUserName()
{
   var username=document.forms["loginuserForm"].elements["username"].value
   flg=0; 
   str=""; 
   spc="" 
   arw=""; 
if(username.length<2 || username.length>16 ){
  document.all["username_explain"].innerHTML="<img src='/images/no.gif'/>";
  document.forms["loginuserForm"].elements["username"].value="";
  return false;
}//else{  
  //for (var i=0;i<username.length;i++){ 
  //cmp=".0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ" 
  //tst=username.substring(i,i+1) 
  //if (cmp.indexOf(tst)<0){ 
    //flg++; 
    //str+=" "+tst; 
    //spc+=tst; 
    //arw+="^"; 
  //} 
  //else{
    //arw+="_";   
  //}     
  //} 
  //if (flg!=0){ 
    //if (spc.indexOf(" ")>-1) { 
      //str+="和空格"; 
    //}   
    //document.all["username_explain"].innerHTML="<img src='/images/no.gif'/>";
    //document.forms["loginuserForm"].elements["username"].value="";
    //return false;      
  //}else{
  	//document.all["username_explain"].innerHTML="<img src='/images/tongguo.gif'/>";
  //}		     	
//}
}


function checkloginpassword(){
    var str2=document.forms["loginuserForm"].elements["password"].value;
	if(str2.length<6 || str2.length>16 ){
      document.all["password_explain"].innerHTML="<img src='/images/no.gif'/>";
      return false;          
   }else{
   		  for(var j=0;j<str2.length;j++){
		  	yz_pwd="0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
			test_pwd=str2.substring(j,j+1);
			//alert(test_pwd);
			if(yz_pwd.indexOf(test_pwd)<0){
				 document.all["password_explain"].innerHTML="<img src='/images/no.gif'/>"; 
		 			return false; 
			}
		  }
	     document.all["password_explain"].innerHTML="<img src='/images/tongguo.gif'/>"; 
		 return true;   
   }	  
}

function logincheckform() { 
			if (document.loginuserForm.username.value =="")
			{
			alert("请填写您的会员名！");
			document.loginuserForm.username.focus();
			return false;
			}
			if (document.loginuserForm.password.value =="") 
			{
			alert("请填写您的密码！");
			document.loginuserForm.password.focus();
			return false; 
			}
			//var filter=/^\s*[.A-Za-z0-9_-]{4,16}\s*$/;
			//if (!filter.test(document.loginuserForm.username.value)) { 
			//alert("会员名填写不正确,请输入4-16个英文、数字组合"); 
			//document.loginuserForm.username.focus();
			//return false; 
			//} 	
			if (document.loginuserForm.UserVerify.value=='')
			{alert('请输入验证码');
			document.loginuserForm.UserVerify.focus();
			return false
			}
		//alert("基本验证全部通过，进入jaxa调用部分");   
		  //document.loginuserForm.submit();
}//检测注册框