function lockMe(obj,inner,message) {	
	if(obj.actionInProgress!=true) {
			obj.actionInProgress=true;
			if(inner) obj.innerHTML=inner;
			return true;
		}
	if(message) alert(message);	
	return false;	
}
function unlockMe(obj,inner,status){
	if(status!='OK'&& obj.actionInProgress==true) {
		obj.innerHTML=inner;
		obj.actionInProgress=false;
	}
	
};