function check_email(e) {
		
		ok = "1234567890qwertyuiop[]asdfghjklzxcvbnm.@-_QWERTYUIOPASDFGHJKLZXCVBNM";

		for(i=0; i < e.length ;i++){
				if(ok.indexOf(e.charAt(i))<0){
						return (false);
				}
		}

		if (document.images) {
		re = /(@.*@)|(\.\.)|(^\.)|(^@)|(@$)|(\.$)|(@\.)/;
		re_two = /^.+\@(\[?)[a-zA-Z0-9\-\.]+\.([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)$/;
		if (!e.match(re) && e.match(re_two)) {
				return (-1);
				}
		}
}
function formVerification()
{
	
	var b = true;
	var errorstr = '';
		if ( document.register_form.first_name.value == "" )
		{
			errorstr = errorstr + "\n- Please verify First Name";
			b = false;
		}
		if ( document.register_form.last_name.value == "" )
		{
			errorstr = errorstr + "\n- Please verify Last Name";
			b = false;
		}
		if ( !check_email(document.register_form.email.value) )
		{
			errorstr = errorstr + "\n- Please verify Email";
			b = false;
		}
		if ( document.register_form.postcode.value == "" )
		{
			errorstr = errorstr + "\n- Please verify Postcode";
			b = false;
		}                                
		if ( document.register_form.mobile.value == "" )
		{
			errorstr = errorstr + "\n- Please verify Mobile / Cell";
			b = false;
		}                                
		if ( document.register_form.enquiry.value == "" )
		{
			errorstr = errorstr + "\n- Please verify Your enquiry";
			b = false;
		}                                
	if(!b)
	{
	  errorstr = "There are a few errors in your submission:\n" + errorstr;
	  alert(errorstr);
	  return false;
	}
	//everything valid, confirm with user
return true;
}