function check_question_input(objform)  
{  
	if (objform.realname.value=="")
	{   alert("Your full name can not be empty,Please check again!");
		return false;
	}
	if (objform.email.value=="")
	{   alert("Your Email can not be empty,Please check again!");
		return false;
	}
	else{
       var pattern1 = /^(([\u4E00-\u9FA5]|[\uFE30-\uFEFF]|[\d]|[a-zA-Z]|[\_\-\.])+[\@])(((([\d]|[a-zA-Z]|[\_\-]|[\[\]\{\}\>\<])+[\.])+)([\d]|[a-zA-Z\_\-])+)$/;
	   str=objform.email.value
       if(!str.match(pattern1) ){
	     alert("Email error!");
         return false;
	   }
    }
    if (objform.question.value=="" )
	{   alert("Your question can not be empty,Please check again!");
		return false;
	}
    return true;
}