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.SubjectTitle.value=="")
	{
		alert("Please enter your Subject.");
		document.form1.SubjectTitle.select();
		return false;
	}
	if(document.form1.Description.value=="")
	{
		alert("Please enter your Description.");
		document.form1.Description.select();
		return false;
	}
	if(document.form1.Name.value=="")
	{
		alert("Please enter your Name.");
		document.form1.Name.select();
		return false;
	}	
	if(document.form1.Company.value=="")
	{
		alert("Please enter Company Name.");
		document.form1.Company.select();
		return false;
	}
	if(document.form1.Phone.value=="")
	{
		alert("Please enter Company Phone.");
		document.form1.Phone.select();
		return false;
	}
	if(document.form1.Email.value=="")
	{
		alert("Please enter Business  E-mail.");
		document.form1.Email.select();
		return false;
	}
	if(document.form1.Email.value.length !=0)
   {
	  	   
   if(/^[\w-]+(\.[\w-]+)*@[\w-]+(\.[\w-]+)+$/.exec(document.form1.Email.value)==null)
     {
      alert("Email Error!");
      document.form1.Email.select();
      return false;
     } 
   }
   if(document.form1.Phone.value=="")
	{
		alert("Please enter  Business  Phone.");
		document.form1.Phone.select();
		return false;
	}
   if(document.form1.Comments.value=="")
	{
		alert("Please enter Comments.");
		document.form1.Comments.select();
		return false;
	}
	return true;
}


function check_feedbackform2()
{

	if(document.form1.contactpersonfirst.value=="" || document.form1.contactpersonlast.value=="")
	{
		alert("Please enter your name.");
		document.form1.contactpersonfirst.select();
		return false;
	}
	
	
	if(document.form1.contactemail.value=="")
	{
		alert("Please enter email.");
		document.form1.contactemail.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;
     } 
   }
   
	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.left_mainmenu$keyword.value==""||document.form1.left_mainmenu$keyword.value=="Product Search...")
	{
		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;
}