javascript-events

问题 how can I create a loop out of this function. window.onload = function makeHalo() { document.getElementById("d1").onmouseover = function() { this.id ="d1On"; this.className="hover"; document.getElementById("menu1").style.color="#6DC5E6"; }; document.getElementById("menu1").onmouseover = function() { this.style.color="#6DC5E6"; document.getElementById("d1").className="hover"; document.getElementById("d1").id="d1On"; }; document.getElementById("d1").onmouseout = function() { this.id ="d1"; this

问题 trying to use a throttling function created by Remy Sharp (http://remysharp.com/2010/07/21/throttling-function-calls/)... it works in the standard use like so: $('.thing').click(throttle(function() { console.log('api call'); }, 300); Which is pretty neat, but I wanted to be able to throttle a specific part of code within a function, not on the entire click event, like so: $('.thing').click(function() { console.log('hello!'); throttle(function() { console.log('api call'); }, 300); }); But I

问题 I have to get the data context passed to a table row on clicking on one of its columns in a "Reactive-table", finding no way to do this, I am wondering if there is any event which I can fire in my code on the row, but the user should not be able to do this without the code access. 回答1: On click of any of the tds of a tr, I bubble the event to its row, add a class to the obtained element, then fire a click() event on that row, After click I remove the added class from the tr. "click td":

问题 I have a webpage where i show billing information in a pop. This popup is a DIV and not an new window. In that popup there are two div's one is to hold the print and close button and the other is to hold an iframe. Then reason is when the print button is clicked the content of the iframe is printed so that the print and close buttons will not get printed. it is like... <div id='popupandcenterscreen'> <div>... print and close buttons</div> <div><iframe></div> </div> So, it is a listing where

问题 I can't call my javasript using a freetextbox in asp.net. here's code my in javascript: function validateFreetextbox() { if(document.FTB_API["txt_Decs"].GetHtml == '' ) { alert("Please Fill up desciption."); return false; } else { return true; } } my code's in asp.net for button: <asp:Button ID="btn_Add" runat="server" OnClick="btn_Add_Click" Text="Add" Width="231px" Font-Size="11px" Font-Bold="false" ForeColor="#333333" onclientclick=" validateFreetextbox()" /> 回答1: should be onclientclick=

问题 when i mouse hover the text below the cube..... i need to display a small window with a text in it.... i got the text from js but not sure how to integrate with hover function.... can you tell me how to implement it.... providing my code below..... when I hover over CRM it should show Customer Relationship Management..... providing my code below... the hover functionality working fine when i hover over the text box.... but i don't know how to get for the text below the cube...... i have

问题 I need to be able to have one submit button for multiple forms. I only took two forms from my coding for the sake of simplicity. Each form has its own unique ID, but each form is very much identical to one another save a few discrepancies. My problem is only the first form is submitted successfully. I realize the reason for that is my input fields have the same name in each and every form so it will not recognize a duplicate input field currently. Is there a way that each field can be

问题 I am trying to manipulate the background image as soon as the user hovers over a selected option. I tested my code in firebug and loaded up the page. Instantly I get: TypeError: document.getElementsByTagName(...).style is undefined var bg = document.getElementsByTagName("html").style.backgroundColor = "white"; and for the hover I get: TypeError: bg.document is undefined bg.document.getElementsByTagName("html").style.backgroundImage = "url('http://upload.wikimedia.org/wikipedia/commons/b/be

问题 I have defined a object in a js file: myobj.js MyObj={ test: { value: {a: 10, b: 7}, startTest: function(){ var x = this.value.a; var y = this.value.b; return {x: x, y: y}; } } } In another js file I call this object function: other.js mytest = MyObj.test.startTest //assign starTest function to mytest var a = mytest().x; var b = mytest().y; my index.html: <body> <script src="myobj.js"></script> <script src="other.js"></script> </body> I got the error from firebug in myobj.js : " this.value "

问题 I have an issue in that the $.getJSON segment of code works fine and produces a variable called 'zippy'. I need to access 'zippy' under 'series: data' further down in the code. I have tried a number of things unfortunately i can't make it work. The easiest would be way to 'return data' $.getJSON(jsonUrl,function(zippy) out of the funcation(zippy) call but I'm lost as to how to make that data available. $(function() { $(document).ready(function() { Highcharts.setOptions({ global: { useUTC: