function checkContactForm(){
	var form1=document.getElementById('form1');
	var c_name=form1.c_name.value;
	var email=form1.email.value;
	var comments=form1.comments.value;
	
	var errors;
	var errorM="The following fields are required:\n\n";
	
	if(c_name==""){ errors=true; errorM += " - Your name\n"; }
	if(email==""){ errors=true; errorM += " - Email address\n"; }
	if(comments==""){ errors=true; errorM += " - Comments\n"; }
	
	if(errors){
		alert(errorM);
		return false;
		}
	else {
		return true;
		}
	}