function cverify(f){
	var name=f.c_name.value;
	var addr=f.c_cont.value;
	var subj=f.c_subj.value;
	var mess=f.c_mess.value;
	var errs="";
	var msg="";
	if ((name==null) || (name=="") || blank(name)){
		errs+="\nPlease enter your name.";
	}
	if (((addr==null) || (addr=="") || blank(addr))){
		errs+="\nPlease enter either your email address or your telephone number";
	}
	//stop the hackers	
	if(addr==name || addr==subj){
		errs+="\nYour inputs seem wrong";
	}
	if ((subj==null) || (subj=="") || blank(subj)){
		errs+="\nPlease add a subject";
	}
	if ((mess==null) || (mess=="") || blank(mess)){
		errs+="\nPlease add a message";
	}
	if(!errs){
		return true;
	}else{
		msg ="_____________________________________________________\n\n";
		msg+="The enquiry could not be sent because of the following errors:\n";
		msg+="Please correct and resubmit the enquiry.\n";
		msg+="_____________________________________________________\n\n";
		msg+=errs;
		alert(msg);
		return false;
	}
}