公司内部将多国语言key转换成中文javaScript

<pre name="code" class="javascript">//校验BOM Dosage必填项不允许为空
	function validateBOMDosageRequired() {
		var isOK = true;
		var usageQtyFlag = true;
		$("input[id^='usageQty_']").each(function(){
	        	var usageQty = $(this).val();
	        	if(usageQty == "") {
	        		 usageQtyFlag = false;
	        	}
	     });
		if(usageQtyFlag == false) {
			var key = "oletech.triangle.multilanguage.data.usageIsNotNull";
			alertMssageInfoFunc(key)
			isOK = false;
			return isOK; 
		}
			return isOK;
	}

<span style="font-family: Arial, Helvetica, sans-serif;">//alert Message</span>

	function alertMssageInfoFunc(key) {
			var message = getMessageResources(key);
			alertE(message);
	}