function validaterequired(field,alerttxt)
{
	with (field)
	{
		if (value==null||value==""||value==" ")
		{
			alert(alerttxt);
			return false;
		}
		else
		{
			return true;
		}
	}
}





function validateemail(field,alerttxt)
{
	with (field)
	{
		space=value.indexOf(" ");
		apos=value.indexOf("@");
		dotpos=value.lastIndexOf(".");
		if (apos<1||dotpos-apos<2||space>=0) 
		{
			alert(alerttxt);
			return false;
			}
		else
		{
			return true;
		}
	}
}





function validateform(thisform)
{
	with (thisform)
	{
		if (validaterequired(name,"Please Enter Your Full Name. Thank you.")==false)
		{
			name.focus();
			return false;
		}
		if (validaterequired(email,"Please Enter An Email Address. Thank you.")==false)
		{
			email.focus();
			return false;
		}
		if (validateemail(email,"Please Enter A Valid Email Address. Thank you.")==false)
		{
			email.focus();
			return false;
		}
		if (validaterequired(message,"Please Enter Your Message. Thank you.")==false)
		{
			message.focus();
			return false;
		}
	}
}