function CheckSearch()
{
	if(document.searchpro.key.value=="")
	{
		alert("please enter search key");
		document.searchpro.key.focus();
		return false;
	}
}

function CheckFeedBack()
{
	if(document.feedback.F_company.value=="")
	{
		alert("please enter company");
		document.feedback.F_company.focus();
		return false;
	}
	
	if(document.feedback.F_name.value=="")
	{
		alert("please enter your name");
		document.feedback.F_name.focus();
		return false;
	}
	
	if(document.feedback.F_tel.value=="")
	{
		alert("please enter the telephone");
		document.feedback.F_tel.focus();
		return false;
	}
	
	if(document.feedback.F_fax.value=="")
	{
		alert("please enter the fax");
		document.feedback.F_fax.focus();
		return false;
	}
	
	if(document.feedback.F_add.value=="")
	{
		alert("please enter address");
		document.feedback.F_add.focus();
		return false;
	}
	
	if(document.feedback.F_email.value=="")
	{
		alert("please enter E-mail");
		document.feedback.F_email.focus();
		return false;
	}
	
	if(document.feedback.F_content.value=="")
	{
		alert("please enter your comments");
		document.feedback.F_content.focus();
		return false;
	}
}