function userIntera(eventHandle, control, obj,b){
		//	alert("2");
		if(control == 'user'){
			if(eventHandle == "F"){
				obj.style.color = "#000";
				if(obj.value == b) obj.value = "";
			}else if(eventHandle == "B"){
				if(obj.value == ""){
					obj.value = b;
					obj.style.color = "#909090";				
				}
			}
		}
	}