Checkbox That Should Display An Alert Onclick
Sep 1, 2004
I am trying to get a checkbox to display an alert when the user clicks the checkbox for "other". Then if they click it again to unchedk it, it should not display the alert again. I keep getting an message that says not an object. Can anyone help me out with this? I have copied the code below for the checkboxes and the code that is in my .js file....
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May 20, 2009
So, I am in a Web Development class right now for my liberal arts science credit. We are on a lab dealing with JavaScript and half of it is making the values of some check boxes and stuff show up when the user clicks a "Display" button. I'm not sure I'm explaining it well. Here's the lab:
# In lab 6 you wrote a JavaScript function that displayed the name and email entered from the form. Extend that function to display all of the information the user entered in the form (name, e-mail, region, special interests, interest level, and comments). See if you can nicely format what shows in the alert message. The following hints should help:
1. The first step is to make sure that each GUI field has an id attribute set. For example the name field might have id="name". Remember, every id value must be unique. Two radio buttons will have the same name attribute value, but their id attributes must be unique. You need to do this so JavaScript can find the tags using the document.getElementById method.
2. To display your checkbox information, you will need to include logic as described in the following steps. Once you do this, do the same thing for the radio buttons.
1. Assume you have a checkbox with id="cherokee". Of course, your id attributes will likely have different names. The general steps will be the same, but substitute your names where I'm using "cherokee".
2. The following statement creates a Boolean value (true, false) that determines if the user checked the cherokee checkbox. The checked property in checkbox and radio button objects gives this information.
[Code]...
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Jul 1, 2010
I want to display a Popup alert if select all checkbox is selected and number of rows in the grid are more than the number of check boxes selected. This code does that but it does on the second click on the select all check box, not on the first click.correction:
Code:
<script type="text/javascript">
var TotalChkBx;
[code]....
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Sep 28, 2011
I've got a radio group and a checkbox array on my page. An alert pops up if none of the radios (in the group 'test') are check but I also need an alert if no checkboxes (within the array box[] ) are selected? Anyone know how I validate the checkboxes so at least 1 has to be selected?
[Code]...
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Sep 4, 2007
I'm having the following javascript code,after all the checkboxes are unslected,i'll display the alert to user saying that "Atleast one must be selected",but the checkbox is becoimng unselected,how to make check box selected after throwing this alert.
var checkSelected = false;
for (i = 0; i < planForm.locationOptions.length; i++) {
if (planForm.locationOptions[i].checked) {
checkSelected = true
document.planForm.action='refreshPlanView.do'document.planForm.submit();
document.getElementById("refreshing").style.display="block";
}
}
if (!checkSelected) {
alert("At least ONE Location must be selected!");
return false;
}
return true;
}
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Oct 23, 2009
How would I go about making a function on a checkbox that pops up one alert menu when its checked and pops a different alert when its unchecked? Here's what I have so far I know its wrong I don't know how to change the beginning.
Code:
function compare(bing){
if ("bing"=checked){
alert("You agree, your favorite search engine is also bing.");
}else{
alert("you disagree, your favorite search engine is not bing.");
}}
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Sep 25, 2011
To order a customized product from my site, the user has to upload an image and then submit text (separate steps but part of the same php form) before adding to their cart. Currently, the user must scroll back down from the top of the page to the next part of the form after each step which is more confusing than I would like.
The first step of the form uses a straight forward <form> and I was able to add an action="#anchor" to jump down to where I set the first anchor.
The second step is regrettably not so straight forward and I'm having trouble adding an anchor. After entering text, the user clicks a submit button which triggers an alert letting them know the text was submitted successfully. When the user clicks the okay button on the popup alert, I would like the page to jump down to the 'add to cart' portion.
This is the button:
echo '<tr>
<td valign="bottom" colspan="2" align="center">
<input id="delete_button" class="button" type="submit" value="Attach Text" onclick="return( confirm( this.form ) );" />
[Code]....
How can I prevent the page from returning to the top after the user submits text?
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Aug 16, 2003
What I have is a link 'What is this?' and I want, when clicked upon, for an alert box to popup. I should be able to specify the text contained in the alert box, and for there to just be one button, an 'OK' button. I'm sure this is quite easy, I'm guessing it's something to do with onclick= but I'm not sure about these things. Please could someone point me in the right direction as to what I could do here?
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Nov 18, 2011
Are there any benefits to doing :onclick="javascript:alert('a')" vs. onclick="alert('a')"Secondly, how do I search for this on the net? I'm not able to come up with search terms that generate any good results.
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May 15, 2003
I have some code that I want to implement on a page.
I've got a form field (SuppRegFee) that I would like to interact with
using a checkbox. When the user clicks the checkbox, javascript
populates the form field with a dollar amount ($1100). I've got that
part working just great:
PHP Code:
<input type="checkbox" name="Yes" value="Yes" onClick="SuppRegFee.value='$1100'" onUnClick="SuppRegFee.value=''"><br><b>Supplier Registration Fee:</b><br><input name="SuppRegFee" value="" size="5">
However, what I also want is that when the user UNCHECKS the box, the
total vanishes. Javascript offers the onClick method, but there appears
to be no "OnUnClick" method. How might I go about getting this to work
for me?
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Nov 9, 2009
How to display an alert message with a scroll bar attached?
If this is not applicable, then how to display a popup message with a scroll bar, which acts completely as an alert message in its behaviour, meaning that the user can not act on the page except when he confirms the alert?
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Mar 15, 2009
how to get the alert box to display in text instead. So when the user clicks on the submit button instead of an alert box, the result would display below the button in text instead of an alert?
<script type = "text/javascript">
function validate (form){
var hrs=(form.hrs[0].checked)? form.hrs[0].value : form.hrs[1].value;[code].....
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Mar 30, 2010
I have been being banging my head against this for hours. I have an iframe that contains XML. All I want to do is display the XML content in a JavaScript alert. Here is what I have figured out.
This code retrieves the XML document object from the IFrame.
So I tried a simple alert on this and I receive the message:
So I think at this time, I have an XML Object.
So I tried this code:
Code:
Running this code, all I get back is an empty alert message which has me confused.
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Nov 3, 2010
Is there a way i can return an error through my JS which is then displayed in an alert box ?
I currently have this:
Code:
Now in pck.php if i had Echo 'Test';
I want my JS to check something was echo'd and if so - display it in an alert box to the user.... any idea if thats possible ?
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May 10, 2011
I'm just learning javascript. I need to create an onclick event for a three-state rollover. I just can't figure out where to place the event. I know it needs to go in my setup rollover function, but can't figure out where to place it so an alert pops up when one of the buttons is clicked. Anyone have any guidance for me? HTML code is (JS is below and button 1 images attached):
[Code]...
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Nov 29, 2010
How could I change
<a onclick="processForm();">Continue</a>
to
<input type="checkbox" name="agree" value="1" onclick="if(this.checked).processForm();" /><label for="agree">Continue</label>
or to
<input type="checkbox" name="agree" value="1" checked="checked"
[Code]....
when i Using <a onclick="processForm();">Continue</a> then work fine, but i needed the checkbox.
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Aug 27, 2009
I have a classified listing application (php) that shows an alert message on the main page to let the user know if there was an error, if the listing was entered, if a required field was left blank, etc.
the simple jquery code is:
$('#alert').fadeIn("slow");
setTimeout(function() {
$("#alert").fadeOut(3000);
}, 4000);
the alert msg. displays whenever the page is loaded. However, if someone navigates with the forward or back buttons in the browser, or reloads the page, the alert message displays again.
I am pulling my hair out for a solution that shows the alert only once and then does not show an alert again until a new message is generated.
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Mar 9, 2010
I want to display instruction in an alert box.
I query database to get this instruction. I have an instruction which has semicolons in it.
Ex: NO STATUS ON DEED; OLD NUMBER 805;
How do I display the above sentence in alert box? code...
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Nov 15, 2009
I tried to display an alert window (avoid pop up since some users blocks it and hence not displayed on onload event in body) But it is not displayed properly like popup window.
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Jun 28, 2008
My requirement is to show the alert message in javascript in bold. I tried with alert("<b>Hello World</b>");
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Jul 20, 2005
I have a set of checkboxes and I would like to submit the form they are when one of them is checked. It works fine in IE, Netscape, and Mozilla on Win2K, also in Mozilla on the Mac, but does not work in IE 5.2 Mac. When you click the checkbox nothing happens.
Am I doing something incorrectly? Here's the code:
<form name="newRevenueBudget" method="POST" action="/budgetsurvey_02/05.do">
....
<input type="checkbox"
name="newRevenueSourceIndexes"
onclick="document.newRevenueBudget.submit(); return false;"
value="someValue">
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Apr 21, 2009
I have a 10 checkboxes. Along with these 10 checkboxes I have 10 images that are associated with each checkbox. What I woudl liek to happen is when I click on one of the checkboxes it selects a class for the img object that will make the image go dim using opacity filter in css. When I untick the checkbox I want the image to go back to being opaque.
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Sep 30, 2009
I want to enable text boxes if click on checkbox. Here problem that text field and checkboxes in a array. my code is given belowI'm getting checkbox values from database
<input type=check box name=checkbox[] value="1" /><input type="text" name=textfield[]>
<input type=check box name=checkbox[] value="2" /><input type="text" name=textfield[]>
I want keep disable all text fields on body onload and if i click checkbox particular textbox need to enable.
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Nov 25, 2002
I'm a total n00b to JavaScript (haven't written a single snippet of it yet ). I was wondering how hard it would be to have a checkbox cause the page to be reloaded if it was checked or unchecked.
<input type="checkbox" />
Is JS the best way to do this?
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Sep 15, 2009
Please verify the below code, there are 5 checkboxs in 5 rows, It shows 5 if you click on any checkbox, but should show row number.[code]
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Jun 14, 2010
I need to display an alert if you select two checkboxes, this isn't regarding validation, it pops a special message if you select 2 related products.
HTML
<input type="checkbox" name="News" value="IQBAS" id="IQBAS" />
<input type="checkbox" name="News" value="IQPRE" id="IQPRE" />
[Code].....
doesn't work, nor has anything else.
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