/*  用户注册 */	
		function submitform()
		{	
			//if(!checkUN())return false;
			if(!checkPwd())return false;
			if(!checkConPwd())return false;
			if(!checkMail())return false;
			
			if(Form1.RadioButtonListSex[0].checked ==false && Form1.RadioButtonListSex[1].checked == false) 
			{
				window.alert("请正确选择性别！");
				return false;
			}
	


		}
	/*	function checkStr(){ 
			var r, re;         
			var s = Form1.TextBoxUserName.value;
			re = /^\\w+$/;      
			r = s.test(re);   
			return(r); //Return array containing all four
		}*/
		function isEmail(theStr)
		{
			var unchar="/\\;:,";
			var atIndex = theStr.indexOf('@');
			var dotIndex = theStr.indexOf('.', atIndex);
			var flag = true;
			for (i=0;i<theStr.length;i++){	
				if (unchar.indexOf(theStr.substr(i,1)) > -1){
					return false;		
				}
			}
			theSub = theStr.substring(0, dotIndex+1)
			if ((atIndex < 1)||(atIndex != theStr.lastIndexOf('@'))||(dotIndex < atIndex + 2)||(theStr.length <= theSub.length)) 
			{	flag = false; }
			else { flag = true; }
			return(flag);
		}
		function cnLength(Str) {
			var escStr = escape(Str);
			var numI = 0;
			var escStrlen = escStr.length;
			for (i = 0;  i < escStrlen;  i++) 
			if(escStr.charAt(i) == '%') 
			if(escStr.charAt(++i) == 'u')  numI ++;
			return Str.length+numI;
		}
		function checkPwd()
		{
			if (Form1.TextBoxPassword.value == "")			
			{
				Password_div.innerHTML = "未填写密码！";
				//Form1.TextBoxPassword.focus();				
				return false;						
			}
			if (Form1.TextBoxPassword.value.length > 20)			
			{
				Password_div.innerHTML = "密码太长！";	
				//Form1.TextBoxPassword.focus();			
				return false;						
			}
			if (Form1.TextBoxPassword.value.length < 5)			
			{
				Password_div.innerHTML = "密码太短！";	
				//Form1.TextBoxPassword.focus();			
				return false;						
			}
			Password_div.innerHTML = "<font color='green'>√</font>";
			return true;
		}
		function checkConPwd()
		{
			if (Form1.TextBoxPasswordAff.value == "")			
			{
				ConPassword_div.innerHTML = "未填写密码确认！";	
				//Form1.TextBoxPasswordAff.focus();			
				return false;						
			}
			if (Form1.TextBoxPasswordAff.value != Form1.TextBoxPassword.value)			
			{
				ConPassword_div.innerHTML = "密码确认与密码不符！";
				//Form1.TextBoxPasswordAff.focus();				
				return false;						
			}
			if (Form1.TextBoxUserName.value == Form1.TextBoxPassword.value)			
			{
				ConPassword_div.innerHTML = "密码不能与用户名重复！";
				//Form1.TextBoxPasswordAff.focus();				
				return false;						
			}
			ConPassword_div.innerHTML = "<font color='green'>√</font>";
			return true;
		}
		function checkMail()
		{
			if (Form1.TextBoxEMail.value == "")			
			{
				Mail_div.innerHTML = "未填写邮件地址！";
				//Form1.TextBoxEMail.focus();				
				return false;						
			}
			if (!isEmail(Form1.TextBoxEMail.value))
			{
				Mail_div.innerHTML = "邮件地址有误！";
				//Form1.TextBoxEMail.focus();					
				return false;
			}
			Mail_div.innerHTML = "<font color='green'>√</font>";
			return true;
			
		}
		/* function checkUN()
		{	
			toptwo = Form1.TextBoxUserName.value.substring(0,2).toLowerCase();		
			if (toptwo == "gd")
			{
				UserName_div.innerHTML = "请不要以'GD'开头的用户名！";
				//Form1.TextBoxUserName.focus();
				return false;
			}	
			if(Form1.TextBoxUserName.value.indexOf("232323")>=0)
			{
				UserName_div.innerHTML = "此用户名已经存在";
				return false;
			}		
			if (Form1.TextBoxUserName.value == "")			
			{
				UserName_div.innerHTML = "未填写用户名！";	
				//Form1.TextBoxUserName.focus();			
				return false;						
			}
			if (cnLength(Form1.TextBoxUserName.value) > 40)			
			{
				UserName_div.innerHTML = "用户名太长！";	
				//Form1.TextBoxUserName.focus();			
				return false;						
			}	
			if (cnLength(Form1.TextBoxUserName.value) < 3)			
			{
				UserName_div.innerHTML = "用户名太短！";
				//Form1.TextBoxUserName.focus();				
				return false;						
			}
			checkUserName_div(Form1.TextBoxUserName.value);
			return UserName_div.result;
		}*/
		//-->
	



/*  搜索控制 */	

 function isKeyword(s)

 {

 	var a, errorChar;

	var badChar = "><,[]{}?/+=|\\'\":;~!@#$%^&()`"; 

   	if ( isEmpty(s) )

	{

		a = confirm("如果您不输入任何查询关键字，您可能会得到太多的查询结果。\n\n您确定要进行查询吗？");	

		if (a == false)

			return false;

	}

	else

	{

		//is s contain invalid characters

		//Validate the user name

		errorChar = isCharsInBagEx( s, badChar)

	    	if (errorChar != "" )

		{

			alert("请不要在查询关键字中输入字符" + errorChar + "\n\n请重新输入！" );

			return false;

		} 	

	}

	return true;

 }

 

 function isItemNum(s)

 {

 	if (isEmpty(s))

	{

		alert("请输入物品编号进行查询！");

 		return false;

	}

	var validChar = "0123456789"; 

	if (!isCharsInBag(s, validChar))

	{

		alert("您输入的物品编号" + s +"是无效的物品编号，\n\n请输入合法的物品编号！");

 		return false;

	}

	return true;		

 }

 
 
 /*  用户登陆 */	

	function CheckForm()
	{
		if(document.UserLogin.username.value=="")
		{
			alert("请输入用户名");
			document.UserLogin.username.focus();
			return false;
		}
		if(document.UserLogin.password.value == "")
		{
			alert("请输入密码");
			document.UserLogin.password.focus();
			return false;
		}
	}
 /*  论坛发表主题 */		
	  function Checkbbsform()
{

	if (document.all.bbsform.title.value==""){
		alert("请输入发表主题");
		document.bbsform.title.focus(); 
		return false
	}
	if(document.all.bbsform.content.value==""){
		alert("你任何内容都不留下吗？");
		document.bbsform.content.focus(); 
		return false
	}
	
}