function checkspace(checkstr) {
  var str = '';
  for(i = 0; i < checkstr.length; i++) {
    str = str + ' ';
  }
  return (str == checkstr);
}

function check()
{
   if(document.userinfo.useremail.value.length!=0)
  {
    if (document.userinfo.useremail.value.charAt(0)=="." ||        
         document.userinfo.useremail.value.charAt(0)=="@"||       
         document.userinfo.useremail.value.indexOf('@', 0) == -1 || 
         document.userinfo.useremail.value.indexOf('.', 0) == -1 || 
         document.userinfo.useremail.value.lastIndexOf("@")==document.userinfo.useremail.value.length-1 || 
         document.userinfo.useremail.value.lastIndexOf(".")==document.userinfo.useremail.value.length-1)
     {
	  //document.getElementById('useremailerr').style.bgcolor='#FFFFE8';
	  document.getElementById("useremailerr").innerHTML="<font color='#FF0000'>错误！Email地址格式不正确！</font>";
      return false;
      }
	  else{
	  document.getElementById("useremailerr").innerHTML="<font color='#006600'>正确！</font>";
	  }
   }
 else
  {
   document.getElementById("useremailerr").innerHTML="<font color='#FF0000'>错误！Email不能为空！</font>";
   return false;
   }
}
function checkusername()
{
      if(checkspace(document.userinfo.username.value)) {
	document.getElementById("usernameerr").innerHTML="<font color='#ff0000'>错误！用户名不能为空，请重新输入！</font>";
	return false;
  }
    if(checkspace(document.userinfo.username.value) || document.userinfo.username.value.length < 4) {
	document.getElementById("usernameerr").innerHTML="<font color='#ff0000'>错误！用户名长度不能小于4，请重新输入！</font>";
	return false;
     }
  	  else{
	  document.getElementById("usernameerr").innerHTML="<font color='#006600'>正确！</font>";
	  }


}


function checkpwda()
{
    if(checkspace(document.userinfo.userpassword.value) || document.userinfo.userpassword.value.length < 6) {
	document.getElementById("userpassworderr").innerHTML="<font color='#FF0000'>密码长度不能小于6，请重新输入！</font>";
	return false;
      }
    	  else{
	document.getElementById("userpassworderr").innerHTML="<font color='#006600'>正确！</font>";
	  }

}

function checkpwds()
{
    if(checkspace(document.userinfo.userpasswords.value) || document.userinfo.userpasswords.value.length < 6) {
	document.getElementById("userpasswordserr").innerHTML="<font color='#FF0000'>密码长度不能小于6，请重新输入！</font>";
	return false;
      }
    if(document.userinfo.userpassword.value != document.userinfo.userpasswords.value) {
	document.userinfo.userpasswords.value = '';
	document.getElementById("userpasswordserr").innerHTML="<font color='#FF0000'>两次输入的密码不同，请重新输入！</font>";
	return false;
  }
      	  else{
	document.getElementById("userpasswordserr").innerHTML="<font color='#006600'>正确！</font>";
	  }

}
function checkname()
{
      if(checkspace(document.userinfo.name.value)　|| document.userinfo.name.value.length < 2) {
	document.getElementById("nameerr").innerHTML="<font color='#ff0000'>错误！姓名不能名长度不能小于2，请重新输入！</font>";
	return false;
  }
      	  else{
	document.getElementById("nameerr").innerHTML="<font color='#006600'>正确！</font>";
	  }
}

function checkuserdianhua()
{
      if(checkspace(document.userinfo.userdianhua.value)　|| isNaN(document.userinfo.userdianhua.value)|| checkspace(document.userinfo.userdianhua1.value)　|| isNaN(document.userinfo.userdianhua1.value)|| checkspace(document.userinfo.userdianhua2.value)　|| isNaN(document.userinfo.userdianhua2.value)) {
	document.getElementById("userdianhuaerr").innerHTML="<font color='#ff0000'>错误！电话输入错误，请重新输入！</font>";
	return false;
  }
      	  else{
	document.getElementById("userdianhuaerr").innerHTML="<font color='#006600'>正确！</font>";
	  }
}
function checkuserdianhuaa()
{
      if(checkspace(document.userinfo.userdianhuaa.value)　|| isNaN(document.userinfo.userdianhuaa.value)||checkspace(document.userinfo.userdianhuaa1.value)　|| isNaN(document.userinfo.userdianhuaa1.value)||checkspace(document.userinfo.userdianhuaa2.value)　|| isNaN(document.userinfo.userdianhuaa2.value)) {
	document.getElementById("userdianhuaaerr").innerHTML="<font color='#ff0000'>错误！传真输入错误，请重新输入！</font>";
	return false;
  }
      	  else{
	document.getElementById("userdianhuaaerr").innerHTML="<font color='#006600'>正确！</font>";
	  }
}

function checkcompanyname()
{
	var a;
	
      if(checkspace(document.userinfo.companyname.value)) {
	document.getElementById("companynameerr").innerHTML="<font color='#ff0000'>错误！注册的公司名称不能为空，请重新输入！</font>";
	return false;
  }
      	  else{
	document.getElementById("companynameerr").innerHTML="<font color='#006600'>正确！</font>";
	  }
}
function checkcompanyadress()
{
      if(checkspace(document.userinfo.companyadress.value)) {
	document.getElementById("companyadresserr").innerHTML="<font color='#ff0000'>错误！公司地址不能为空，请重新输入！</font>";
	return false;
  }
      	  else{
	document.getElementById("companyadresserr").innerHTML="<font color='#006600'>正确！</font>";
	  }
}
function checkusercompanyclass()
{
      if(checkspace(document.userinfo.companyclass.value)) {
	document.getElementById("companyclasserr").innerHTML="<font color='#ff0000'>错误！请选择公司类型！</font>";
	return false;
  }
      	  else{
	document.getElementById("companyclasserr").innerHTML="<font color='#006600'>正确！</font>";
	  }
}
function checkhangye()
{
      if(checkspace(document.userinfo.hangye.value)) {
	document.getElementById("hangyeerr").innerHTML="<font color='#ff0000'>错误！请选择主营行业！</font>";
	return false;
  }
      	  else{
	document.getElementById("hangyeerr").innerHTML="<font color='#006600'>正确！</font>";
	  }
}
function checklxemail()
{
   if(document.userinfo.lxemail.value.length!=0)
  {
    if (document.userinfo.lxemail.value.charAt(0)=="." ||        
         document.userinfo.lxemail.value.charAt(0)=="@"||       
         document.userinfo.lxemail.value.indexOf('@', 0) == -1 || 
         document.userinfo.lxemail.value.indexOf('.', 0) == -1 || 
         document.userinfo.lxemail.value.lastIndexOf("@")==document.userinfo.lxemail.value.length-1 || 
         document.userinfo.lxemail.value.lastIndexOf(".")==document.userinfo.lxemail.value.length-1)
     {
	  //document.getElementById('useremailerr').style.bgcolor='#FFFFE8';
	  document.getElementById("lxemailerr").innerHTML="<font color='#FF0000'>错误！Email地址格式不正确！</font>";
      return false;
      }
	  else{
	  document.getElementById("lxemailerr").innerHTML="<font color='#006600'>正确！</font>";
	  }
   }
    else
  {
   document.getElementById("lxemailerr").innerHTML="<font color='#FF0000'>错误！Email不能为空！</font>";
   return false;
   }
}
function checkallreg(){
   if(document.userinfo.useremail.value.length!=0)
  {
    if (document.userinfo.useremail.value.charAt(0)=="." ||        
         document.userinfo.useremail.value.charAt(0)=="@"||       
         document.userinfo.useremail.value.indexOf('@', 0) == -1 || 
         document.userinfo.useremail.value.indexOf('.', 0) == -1 || 
         document.userinfo.useremail.value.lastIndexOf("@")==document.userinfo.useremail.value.length-1 || 
         document.userinfo.useremail.value.lastIndexOf(".")==document.userinfo.useremail.value.length-1)
     {
		
	  //document.getElementById('useremailerr').style.bgcolor='#FFFFE8';
	  document.getElementById("useremailerr").innerHTML="<font color='#FF0000'>错误！Email地址格式不正确！</font>";
      return false;
	  }
   }
 else
  {
   document.getElementById("useremailerr").innerHTML="<font color='#FF0000'>错误！Email不能为空！</font>";
   return false;
   }
      if(checkspace(document.userinfo.username.value)) {
	document.getElementById("usernameerr").innerHTML="<font color='#ff0000'>错误！用户名不能为空，请重新输入！</font>";
	return false;
  }
      if(checkspace(document.userinfo.userpassword.value) || document.userinfo.userpassword.value.length < 6) {
	document.getElementById("userpassworderr").innerHTML="<font color='#FF0000'>密码长度不能小于6，请重新输入！</font>";
      }
	 
    if(checkspace(document.userinfo.userpasswords.value) || document.userinfo.userpasswords.value.length < 6) {
	   return false;
	document.getElementById("userpasswordserr").innerHTML="<font color='#FF0000'>密码长度不能小于6，请重新输入！</font>";
      }
    if(document.userinfo.userpassword.value != document.userinfo.userpasswords.value) {
	   return false;
	document.userinfo.userpasswords.value = '';
	document.getElementById("userpasswordserr").innerHTML="<font color='#FF0000'>两次输入的密码不同，请重新输入！</font>";
  }
	
    if(checkspace(document.userinfo.username.value) || document.userinfo.username.value.length < 4) {
	document.getElementById("usernameerr").innerHTML="<font color='#ff0000'>错误！用户名长度不能小于4，请重新输入！</font>";
	   return false;
     }
	 if(checkspace(document.userinfo.name.value)　|| document.userinfo.name.value.length < 2) {
	document.getElementById("nameerr").innerHTML="<font color='#ff0000'>错误！姓名不能名长度不能小于2，请重新输入！</font>";
	      return false;
  }
	 
      if(checkspace(document.userinfo.userdianhua.value)　|| isNaN(document.userinfo.userdianhua.value)|| checkspace(document.userinfo.userdianhua1.value)　|| isNaN(document.userinfo.userdianhua1.value)|| checkspace(document.userinfo.userdianhua2.value)　|| isNaN(document.userinfo.userdianhua2.value))
	  {
	document.getElementById("userdianhuaerr").innerHTML="<font color='#ff0000'>错误！电话输入错误，请重新输入！</font>";
      return false;
  }
	
      if(checkspace(document.userinfo.userdianhuaa.value)　|| isNaN(document.userinfo.userdianhuaa.value)||checkspace(document.userinfo.userdianhuaa1.value)　|| isNaN(document.userinfo.userdianhuaa1.value)||checkspace(document.userinfo.userdianhuaa2.value)　|| isNaN(document.userinfo.userdianhuaa2.value)) {
	document.getElementById("userdianhuaaerr").innerHTML="<font color='#ff0000'>错误！传真输入错误，请重新输入！</font>";
      return false;
  }
	  
      if(checkspace(document.userinfo.companyname.value)) {
	document.getElementById("companynameerr").innerHTML="<font color='#ff0000'>错误！注册的公司名称不能为空，请重新输入！</font>";
	      return false;
  }
      if(checkspace(document.userinfo.companyadress.value)) {
	document.getElementById("companyadresserr").innerHTML="<font color='#ff0000'>错误！公司地址不能为空，请重新输入！</font>";
      return false;
  }
	
      if(checkspace(document.userinfo.hangye.value)) {
	document.getElementById("hangyeerr").innerHTML="<font color='#ff0000'>错误！请选择主营行业！</font>";
		return false;
  }
	
     if(document.userinfo.lxemail.value.length!=0)
  {
    if (document.userinfo.lxemail.value.charAt(0)=="." ||        
         document.userinfo.lxemail.value.charAt(0)=="@"||       
         document.userinfo.lxemail.value.indexOf('@', 0) == -1 || 
         document.userinfo.lxemail.value.indexOf('.', 0) == -1 || 
         document.userinfo.lxemail.value.lastIndexOf("@")==document.userinfo.useremail.value.length-1 || 
         document.userinfo.lxemail.value.lastIndexOf(".")==document.userinfo.useremail.value.length-1)
     {
	  //document.getElementById('useremailerr').style.bgcolor='#FFFFE8';
	  document.getElementById("lxemailerr").innerHTML="<font color='#FF0000'>错误！Email地址格式不正确！</font>";
		return false;
      }
  }
   else
  {
   document.getElementById("lxemailerr").innerHTML="<font color='#FF0000'>错误！Email不能为空！</font>";
   return false;
   }
}
