function clearbox() {
document.Form1.companyname.value="";
document.Form1.contactperson.value="";
document.Form1.contacttel.value="";
document.Form1.contactfax.value="";
document.Form1.contactemail.value="";
document.Form1.contactadd.value="";
document.Form1.contacturl.value="";
document.Form1.feedbackdesc.value="";
}

function check_feedbackform()
{
	if(document.form1.ContactPerson.value=="")
	{
		alert("Please enter Contact Name .");
		document.form1.ContactPerson.select();
		return false;
	}

	if(document.form1.ContactEmail.value=="")
	{
		alert("Please enter E-mail.");
		document.form1.ContactEmail.select();
		return false;
	} 
	if(/^[\w-]+(\.[\w-]+)*@[\w-]+(\.[\w-]+)+$/.exec(document.form1.ContactEmail.value)==null)
     {
      alert("Email Error!");
      document.form1.ContactEmail.select();
      return false;
     } 
     
     	if(document.form1.tbContent.value=="")
	{
		alert("Please enter Content .");
		document.form1.tbContent.select();
		return false;
	}
	
	return true;
}

function check_feedbackform2()
{

	if(document.form1.Subject.value=="" || document.form1.Subject.value=="")
	{
		alert("Please enter Subject.");
		document.form1.Subject.select();
		return false;
	}
	
	
	if(document.form1.FeedbackDesc.value=="")
	{
		alert("Please enter Content.");
		document.form1.FeedbackDesc.select();
		return false;
	}
	if(document.form1.CompanyName.value=="")
	{
		alert("Please enter Your Company.");
		document.form1.CompanyName.select();
		return false;
	}
	if(document.form1.youname.value=="")
	{
		alert("Please enter Your Name.");
		document.form1.youname.select();
		return false;
	}
	if(document.form1.ContactEmail.value=="")
	{
		alert("Please enter E-mail.");
		document.form1.ContactEmail.select();
		return false;
	} 
	if(/^[\w-]+(\.[\w-]+)*@[\w-]+(\.[\w-]+)+$/.exec(document.form1.ContactEmail.value)==null)
     {
      alert("Email Error!");
      document.form1.ContactEmail.select();
      return false;
     } 
	if(document.form1.ContactTel.value=="")
	{
		alert("Please enter Tepephone Number.");
		document.form1.ContactTel.select();
		return false;
	}
	if(document.form1.ContactFax.value=="")
	{
		alert("Please enter Fax Number.");
		document.form1.ContactFax.select();
		return false;
	}
	if(document.form1.VerificationCode.value=="")
	{
		alert("Please enter Verification Code.");
		document.form1.VerificationCode.select();
		return false;
	}
	
	return true;
}


function check_signin()
{
	if(document.Form1.username.value.length<4||document.Form1.username.value.length>12)
	{
	  alert("4-12 length");
	  document.Form1.username.select();
	  return false;
	 }
  if(document.Form1.pwd.value.length<4||document.Form1.pwd.value.length>12)
	{
	  alert("4-12 length");
	  document.Form1.pwd.select();
	  return false;
	}
	return true;	

}

function check_keyword()
{
	if(document.form1.keyword.value=="")
	{
		alert("Please enter keyword!");
		document.form1.keyword.select();
		return false;
	}
	if(document.form1.keyword.value.length >30)
	{
		alert("1-30 length");
		document.form1.keyword.value="";
		document.form1.keyword.select();
		
		return false;
		
	}
	
	return true;
}
function check_keyword2()
{
	if(document.form1.left_mainmenu$keyword.value=="")
	{
		alert("Please enter keyword!");
		document.form1.left_mainmenu$keyword.select();
		return false;
	}
	if(document.form1.left_mainmenu$keyword.value.length >30)
	{
		alert("1-30 length");
		document.form1.left_mainmenu$keyword.value="";
		document.form1.left_mainmenu$keyword.select();
		
		return false;
		
	}
	
	return true;
}
function check_feedbackform3()
{

	
	
	
	if(document.form1.contactemail.value=="")
	{
		alert("Please enter email.");
		document.form1.contactemail.select();
		return false;
	}
	if(document.form1.PassWord.value=="")
	{
		alert("Please enter password.");
		document.form1.PassWord.select();
		return false;
	}
	
	if(document.form1.contactpersonfirst.value=="" || document.form1.contactpersonlast.value=="")
	{
		alert("Please enter your name.");
		document.form1.contactpersonfirst.select();
		return false;
	}
	if(document.form1.tecountrycode.value=="" || document.form1.teareacode.value=="" || document.form1.tetelnumber.value=="")
	{
		alert("Please enter business number.");
		document.form1.tecountrycode.select();
		return false;
	}
	if(document.form1.contactemail.value.length !=0)
   {
	  	   
   if(/^[\w-]+(\.[\w-]+)*@[\w-]+(\.[\w-]+)+$/.exec(document.form1.contactemail.value)==null)
     {
      alert("Email Error!");
      document.form1.contactemail.select();
      return false;
     } 
     if(document.form1.feedbackdesc.value=="")
	{
		alert("Please enter Message.");
		document.form1.feedbackdesc.select();
		return false;
	}
	 if(document.form1.PassWord.value!==document.form1.Textbox2.value||document.form1.PassWord.value=="")
	{
		alert("Please enter password.");
		document.form1.PassWord.select();
		return false;
	}
	
   }
	return true;
}