// Form Check - Controls
function check_form(){
	if (document.form.author.value == ""){
		alert ("Please enter your name.");
		document.form.author.focus();
		return false;  
	}
	if (document.form.email.value == ""){
		alert ("Please enter your email.");
		document.form.email.focus();
		return false;  
	}
	if (document.form.comment.value == ""){
		alert ("Please enter your comment.");
		document.form.comment.focus();
		return false;  

	}
	var code=document.form.email.value;
		for (var i=0;i<code.length;i++){
		if (deg.indexOf (code.substr(i,1),0) == -1){
		    alert ("Please do not use special characters in your email!");
	        document.form.email.focus();
	        return false;
			}
}
}