function countImgs(maxWidth)
{
var img = document.images;

for (var i = 0; i < img.length; i++) {

if (img[i].width > maxWidth){
img[i].height = maxWidth*img[i].height/img[i].width;
img[i].width = maxWidth;
}
}
}
function frmSearchCheck()	{
		if ((document.frmSearch.txtKeyword.value == "") || (document.frmSearch.txtKeyword.length == 0) || (document.frmSearch.txtKeyword.value == "Enter keyword"))
		{
			alert("Enter keyword, please!");
			document.frmSearch.txtKeyword.focus();
			return false;
		}
	}

function frmLoginCheck()	{
		if ((document.frmLogin.txtUsername.value == "") || (document.frmLogin.txtUsername.length == 0) || (document.frmLogin.txtUsername.value == "Username"))
		{
			alert("Enter username, please!");
			document.frmLogin.txtUsername.focus();
			return false;
		}
		if ((document.frmLogin.txtPassword.value == "") || (document.frmLogin.txtPassword.length == 0)  || (document.frmLogin.txtPassword.value == "Password"))
		{
			alert("Enter Password, please!");
			document.frmLogin.txtPassword.focus();
			return false;
		}
	}

function frmRegCheck()	{
		if ((document.frmReg.txtUsername.value == "") || (document.frmReg.txtUsername.length == 0) || (document.frmReg.txtUsername.value == "Username"))
		{
			alert("Enter Username, please!");
			document.frmReg.txtUsername.focus();
			return false;
		}
		if ((document.frmReg.txtPassword.value == "") || (document.frmReg.txtPassword.length == 0))
		{
			alert("Enter Password, please!");
			document.frmReg.txtPassword.focus();
			return false;
		}
		if ((document.frmReg.txtPassword2.value == "") || (document.frmReg.txtPassword2.length == 0))
		{
			alert("Re-enter keyword, please!");
			document.frmReg.txtPassword2.focus();
			return false;
		}
		if ((document.frmReg.txtPassword.value != document.frmReg.txtPassword2.value) || (document.frmReg.txtPassword.length != document.frmReg.txtPassword2.length))
		{
			alert("Two passwords are not valid!");
			document.frmReg.txtPassword.focus();
			return false;
		}
		if ((document.frmReg.txtEmail.value == "") || (document.frmReg.txtEmail.length == 0))
		{
			alert("Enter email, please!");
			document.frmReg.txtEmail.focus();
			return false;
		}
		if ((document.frmReg.txtName.value == "") || (document.frmReg.txtName.length == 0))
		{
			alert("Enter fullname/company, please!");
			document.frmReg.txtName.focus();
			return false;
		}
		if ((document.frmReg.txtAdd.value == "") || (document.frmReg.txtAdd.length == 0))
		{
			alert("Enter address, please!");
			document.frmReg.txtAdd.focus();
			return false;
		}
		if ((document.frmReg.txtPhone.value == "") || (document.frmReg.txtPhone.length == 0))
		{
			alert("Enter phone, please!");
			document.frmReg.txtPhone.focus();
			return false;
		}
		if ((document.frmReg.txtCode.value == "") || (document.frmReg.txtCode.length == 0))
		{
			alert("Enter secure code, please!");
			document.frmReg.txtCode.focus();
			return false;
		}
	}

function frmMemberCheck()	{
		if ((document.frmMember.txtPassword.value != document.frmMember.txtPassword2.value) || (document.frmMember.txtPassword.length != document.frmMember.txtPassword2.length))
		{
			alert("Two passwords are not valid!");
			document.frmMember.txtPassword.focus();
			return false;
		}
		if ((document.frmMember.txtEmail.value == "") || (document.frmMember.txtEmail.length == 0))
		{
			alert("Enter email, please!");
			document.frmMember.txtEmail.focus();
			return false;
		}
		if ((document.frmMember.txtName.value == "") || (document.frmMember.txtName.length == 0))
		{
			alert("Enter fullname/company, please!");
			document.frmMember.txtName.focus();
			return false;
		}
		if ((document.frmMember.txtAdd.value == "") || (document.frmMember.txtAdd.length == 0))
		{
			alert("Enter address, please!");
			document.frmMember.txtAdd.focus();
			return false;
		}
		if ((document.frmMember.txtPhone.value == "") || (document.frmMember.txtPhone.length == 0))
		{
			alert("Enter phone, please!");
			document.frmMember.txtPhone.focus();
			return false;
		}
		if ((document.frmMember.txtCode.value == "") || (document.frmMember.txtCode.length == 0))
		{
			alert("Enter secure code, please!");
			document.frmMember.txtCode.focus();
			return false;
		}
	}

function frmContactCheck()	{
		
		if ((document.frmContact.txtName.value == "") || (document.frmContact.txtName.length == 0))
		{
			alert("Enter fullname/company, please!");
			document.frmContact.txtName.focus();
			return false;
		}
		if ((document.frmContact.txtAdd.value == "") || (document.frmContact.txtAdd.length == 0))
		{
			alert("Enter address, please!");
			document.frmContact.txtAdd.focus();
			return false;
		}
		if ((document.frmContact.txtPhone.value == "") || (document.frmContact.txtPhone.length == 0))
		{
			alert("Enter phone, please!");
			document.frmContact.txtPhone.focus();
			return false;
		}
		if ((document.frmContact.txtEmail.value == "") || (document.frmContact.txtEmail.length == 0))
		{
			alert("Enter email, please!");
			document.frmContact.txtEmail.focus();
			return false;
		}
		if ((document.frmContact.txtContent.value == "") || (document.frmContact.txtContent.length == 0))
		{
			alert("Enter message, please!");
			document.frmContact.txtContent.focus();
			return false;
		}
		if ((document.frmContact.txtCode.value == "") || (document.frmContact.txtCode.length == 0))
		{
			alert("Enter secure code, please!");
			document.frmContact.txtCode.focus();
			return false;
		}
		
	}

function frmSendCheck(){
		if ((document.frmSend.txtN.value == "") || (document.frmSend.txtN.length == 0))
		{
			alert("Enter fullname/company, please!");
			document.frmSend.txtN.focus();
			return false;
		}
		if ((document.frmSend.txtEmail.value == "") || (document.frmSend.txtEmail.length == 0))
		{
			alert("Enter email, please!");
			document.frmSend.txtEmail.focus();
			return false;
		}
		if ((document.frmSend.txtReceiver.value == "") || (document.frmSend.txtReceiver.length == 0))
		{
			alert("Enter receiver's email, please!");
			document.frmSend.txtReceiver.focus();
			return false;
		}
		if ((document.frmSend.txtContent.value == "") || (document.frmSend.txtContent.length == 0))
		{
			alert("Enter message, please!");
			document.frmSend.txtContent.focus();
			return false;
		}
		if ((document.frmSend.txtCode.value == "") || (document.frmSend.txtCode.length == 0))
		{
			alert("Enter secure code, please!");
			document.frmSend.txtCode.focus();
			return false;
		}
		
	}

function frmCheckOutCheck()	{
		
		if ((document.frmCheckOut.txtName.value == "") || (document.frmCheckOut.txtName.length == 0))
		{
			alert("Enter fullname/company, please!");
			document.frmCheckOut.txtName.focus();
			return false;
		}
		if ((document.frmCheckOut.txtAdd.value == "") || (document.frmCheckOut.txtAdd.length == 0))
		{
			alert("Enter address, please!");
			document.frmCheckOut.txtAdd.focus();
			return false;
		}
		if ((document.frmCheckOut.txtPhone.value == "") || (document.frmCheckOut.txtPhone.length == 0))
		{
			alert("Enter phone, please!");
			document.frmCheckOut.txtPhone.focus();
			return false;
		}
		if ((document.frmCheckOut.txtEmail.value == "") || (document.frmCheckOut.txtEmail.length == 0))
		{
			alert("Enter email, please!");
			document.frmCheckOut.txtEmail.focus();
			return false;
		}
		if ((document.frmCheckOut.txtCode.value == "") || (document.frmCheckOut.txtCode.length == 0))
		{
			alert("Enter secure code, please!");
			document.frmCheckOut.txtCode.focus();
			return false;
		}
		
	}

function frmSendPwdCheck()	{
		
		if ((document.frmSendPwd.txtUser.value == "") || (document.frmSendPwd.txtUser.length == 0))
		{
			alert("Enter username, please!");
			document.frmSendPwd.txtUser.focus();
			return false;
		}
		if ((document.frmSendPwd.txtCode.value == "") || (document.frmSendPwd.txtCode.length == 0))
		{
			alert("Enter secure code, please!");
			document.frmSendPwd.txtCode.focus();
			return false;
		}
		
	}