function onDelete(){
	if (confirm("是否確定刪除?")){
		return true;
	}else{
		return false;
	} 
}

function onExit(){
	if (confirm("確定要放棄儲存?")){
		return true;
	}else{
		return false;
	} 
}

function toChineseDate(WDate) {
	var rv = "";
	
	if (WDate == "") return rv;

	if (WDate.indexOf("/") <= 3) return WDate;
	
	var fm = function(v, len) {
		var rv1 = "";
		try {
			var sv = "" +  v;
			for (var i = 0; i < len - sv.length; i++)
				rv1 = "0" + rv1;
			rv1 = rv1 + sv;
		}
		catch (err) { }
		return rv1;
	} ;
	
	var date = null;
	
	try {
		date = new Date(WDate);	  
		
		rv = fm(date.getFullYear() - 1911, 3) + "/" + fm(date.getMonth() + 1, 2) + "/" + fm(date.getDate(), 2);

		if (rv == "//") rv = "";
	}
	catch (err) { }
	
	return rv;
}

function toWesternDate(CDate) {
	var rv = "";
	
	if (CDate == "") return rv;
	
	try {
		CDate = CDate.replace(/\//g, "");
		var v = eval(CDate.substring(0, 3) ) + 1911 ; 
		rv = v + "/" + CDate.substring(3, 5) + "/" + CDate.substring(5, 7);
		if (rv == "//") rv = "";
	}
	catch (err) {	}
	
	return rv;
}