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 check_form(theform) {
	if(theform.suggestion.value=='') {
		alert('Please enter your question or suggestion in the box');
			theform.suggestion.focus();
			return false;
		} else {
			if(theform.email.value != '' && !check_email(theform.email.value)) {
				alert('Please enter your e-mail address');
				theform.email.style.backgroundColor='yellow';
				theform.email.focus();
				return false;
			} else {
				if(theform.captchatext.value=='') {
					alert('Please check your answer to the question');
					theform.captchatext.style.backgroundColor='yellow';
					theform.captchatext.focus();
					return false;
				} else {
					theform.doit.value='Please Wait...';
					return true;
				}
			}
		}
	}