如何为firefox使用setTimeout或focus方法。 [英] How to use setTimeout or focus method for firefox.

问题描述

我正在使用Firefox 34.0.5



我已尝试过setTimeout和焦点但它在firefox中无效，但谷歌浏览器和IE浏览器都可以。我也清除了浏览器缓存。我正在使用以下javascript函数...

I am using Firefox 34.0.5

I have tried both setTimeout and focus but it is not working in firefox but all ok with google chrome and IE. I also have cleared browser cache.I am using the following javascript function...

function NonNumericAlert(Id) {
            controls = document.getElementById(Id);
           if (controls.value != Number(controls.value)) {
               alert("Field(s) should be numeric only.");
               //this.controls.focus();
               //setTimeout(controls.focus(), 1);
               //setTimeout(controls.select, 1);
               //setTimeout("controls.focus();", 50);
               setTimeout("this.controls.focus();", 0);
               alert("jhghaghsgh");
               return false;
           }

       }

推荐答案

确定通过使用此解决方案..

ok its solved by using this..

function NonNumericAlert(Id) {
            controls = document.getElementById(Id);
           if (controls.value != Number(controls.value)) {
               alert("Field(s) should be numeric only.");
               setTimeout("this.controls.select();", 0);
               setTimeout("this.controls.focus();", 0);
               return false;
           }

       }

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